85 files changed, 1105 insertions, 1553 deletions

diff --git a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
index 8bf4153d0840..3bf6304158f6 100644
--- a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
+++ b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c
@@ -13,6 +13,7 @@
 #include <linux/platform_device.h>
 #include <linux/ata_platform.h>
 #include <linux/mv643xx_eth.h>
+#include <linux/gpio.h>
 #include <linux/spi/flash.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/orion_spi.h>
@@ -53,6 +54,11 @@ static void __init rd88f6192_init(void)
          */
         kirkwood_init();
 
+        orion_gpio_set_valid(RD88F6192_GPIO_USB_VBUS, 1);
+        if (gpio_request(RD88F6192_GPIO_USB_VBUS, "USB VBUS") != 0 ||
+            gpio_direction_output(RD88F6192_GPIO_USB_VBUS, 1) != 0)
+                pr_err("RD-88F6192-NAS: failed to setup USB VBUS GPIO\n");
+
         kirkwood_ehci_init();
         kirkwood_ge00_init(&rd88f6192_ge00_data);
         kirkwood_sata_init(&rd88f6192_sata_data);
diff --git a/arch/arm/mach-orion5x/dns323-setup.c b/arch/arm/mach-orion5x/dns323-setup.c
index b31ca4cef365..8f159db4d08a 100644
--- a/arch/arm/mach-orion5x/dns323-setup.c
+++ b/arch/arm/mach-orion5x/dns323-setup.c
@@ -12,6 +12,7 @@
 
 #include <linux/kernel.h>
 #include <linux/init.h>
+#include <linux/delay.h>
 #include <linux/platform_device.h>
 #include <linux/pci.h>
 #include <linux/irq.h>
@@ -32,6 +33,7 @@
 
 #define DNS323_GPIO_LED_RIGHT_AMBER     1
 #define DNS323_GPIO_LED_LEFT_AMBER      2
+#define DNS323_GPIO_SYSTEM_UP           3
 #define DNS323_GPIO_LED_POWER           5
 #define DNS323_GPIO_OVERTEMP            6
 #define DNS323_GPIO_RTC                 7
@@ -239,7 +241,7 @@ static struct gpio_led dns323_leds[] = {
         {
                 .name = "power:blue",
                 .gpio = DNS323_GPIO_LED_POWER,
-                .active_low = 1,
+                .default_state = LEDS_GPIO_DEFSTATE_ON,
         }, {
                 .name = "right:amber",
                 .gpio = DNS323_GPIO_LED_RIGHT_AMBER,
@@ -334,7 +336,7 @@ static struct orion5x_mpp_mode dns323_mv88f5182_mpp_modes[] __initdata = {
         {  0, MPP_UNUSED },
         {  1, MPP_GPIO },               /* right amber LED (sata ch0) */
         {  2, MPP_GPIO },               /* left amber LED (sata ch1) */
-        {  3, MPP_UNUSED },
+        {  3, MPP_GPIO },               /* system up flag */
         {  4, MPP_GPIO },               /* power button LED */
         {  5, MPP_GPIO },               /* power button LED */
         {  6, MPP_GPIO },               /* GMT G751-2f overtemp */
@@ -372,13 +374,23 @@ static struct i2c_board_info __initdata dns323_i2c_devices[] = {
         },
 };
 
-/* DNS-323 specific power off method */
-static void dns323_power_off(void)
+/* DNS-323 rev. A specific power off method */
+static void dns323a_power_off(void)
 {
         pr_info("%s: triggering power-off...\n", __func__);
         gpio_set_value(DNS323_GPIO_POWER_OFF, 1);
 }
 
+/* DNS-323 rev B specific power off method */
+static void dns323b_power_off(void)
+{
+        pr_info("%s: triggering power-off...\n", __func__);
+        /* Pin has to be changed to 1 and back to 0 to do actual power off. */
+        gpio_set_value(DNS323_GPIO_POWER_OFF, 1);
+        mdelay(100);
+        gpio_set_value(DNS323_GPIO_POWER_OFF, 0);
+}
+
 static void __init dns323_init(void)
 {
         /* Setup basic Orion functions. Need to be called early. */
@@ -424,11 +436,20 @@ static void __init dns323_init(void)
         if (dns323_dev_id() == MV88F5182_DEV_ID)
                 orion5x_sata_init(&dns323_sata_data);
 
-        /* register dns323 specific power-off method */
+        /* The 5182 has flag to indicate the system is up. Without this flag
+         * set, power LED will flash and cannot be controlled via leds-gpio.
+         */
+        if (dns323_dev_id() == MV88F5182_DEV_ID)
+                gpio_set_value(DNS323_GPIO_SYSTEM_UP, 1);
+
+        /* Register dns323 specific power-off method */
         if (gpio_request(DNS323_GPIO_POWER_OFF, "POWEROFF") != 0 ||
             gpio_direction_output(DNS323_GPIO_POWER_OFF, 0) != 0)
                 pr_err("DNS323: failed to setup power-off GPIO\n");
-        pm_power_off = dns323_power_off;
+        if (dns323_dev_id() == MV88F5182_DEV_ID)
+                pm_power_off = dns323b_power_off;
+        else
+                pm_power_off = dns323a_power_off;
 }
 
 /* Warning: D-Link uses a wrong mach-type (=526) in their bootloader */
diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c
index 1b4ad9d5e2eb..cb0feca193d4 100644
--- a/arch/arm/mach-orion5x/wrt350n-v2-setup.c
+++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c
@@ -15,6 +15,9 @@
 #include <linux/mtd/physmap.h>
 #include <linux/mv643xx_eth.h>
 #include <linux/ethtool.h>
+#include <linux/leds.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
 #include <net/dsa.h>
 #include <asm/mach-types.h>
 #include <asm/gpio.h>
@@ -24,6 +27,80 @@
 #include "common.h"
 #include "mpp.h"
 
+/*
+ * LEDs attached to GPIO
+ */
+static struct gpio_led wrt350n_v2_led_pins[] = {
+        {
+                .name           = "wrt350nv2:green:power",
+                .gpio           = 0,
+                .active_low     = 1,
+        }, {
+                .name           = "wrt350nv2:green:security",
+                .gpio           = 1,
+                .active_low     = 1,
+        }, {
+                .name           = "wrt350nv2:orange:power",
+                .gpio           = 5,
+                .active_low     = 1,
+        }, {
+                .name           = "wrt350nv2:green:usb",
+                .gpio           = 6,
+                .active_low     = 1,
+        }, {
+                .name           = "wrt350nv2:green:wireless",
+                .gpio           = 7,
+                .active_low     = 1,
+        },
+};
+
+static struct gpio_led_platform_data wrt350n_v2_led_data = {
+        .leds           = wrt350n_v2_led_pins,
+        .num_leds       = ARRAY_SIZE(wrt350n_v2_led_pins),
+};
+
+static struct platform_device wrt350n_v2_leds = {
+        .name   = "leds-gpio",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &wrt350n_v2_led_data,
+        },
+};
+
+/*
+ * Buttons attached to GPIO
+ */
+static struct gpio_keys_button wrt350n_v2_buttons[] = {
+        {
+                .code           = KEY_RESTART,
+                .gpio           = 3,
+                .desc           = "Reset Button",
+                .active_low     = 1,
+        }, {
+                .code           = KEY_WLAN,
+                .gpio           = 2,
+                .desc           = "WPS Button",
+                .active_low     = 1,
+        },
+};
+
+static struct gpio_keys_platform_data wrt350n_v2_button_data = {
+        .buttons        = wrt350n_v2_buttons,
+        .nbuttons       = ARRAY_SIZE(wrt350n_v2_buttons),
+};
+
+static struct platform_device wrt350n_v2_button_device = {
+        .name           = "gpio-keys",
+        .id             = -1,
+        .num_resources  = 0,
+        .dev            = {
+                .platform_data  = &wrt350n_v2_button_data,
+        },
+};
+
+/*
+ * General setup
+ */
 static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = {
         {  0, MPP_GPIO },               /* Power LED green (0=on) */
         {  1, MPP_GPIO },               /* Security LED (0=on) */
@@ -140,6 +217,8 @@ static void __init wrt350n_v2_init(void)
         orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE,
                                    WRT350N_V2_NOR_BOOT_SIZE);
         platform_device_register(&wrt350n_v2_nor_flash);
+        platform_device_register(&wrt350n_v2_leds);
+        platform_device_register(&wrt350n_v2_button_device);
 }
 
 static int __init wrt350n_v2_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index 74446cf8ae69..da3156d8690b 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -457,6 +457,7 @@ static struct pxaficp_platform_data corgi_ficp_platform_data = {
  * USB Device Controller
  */
 static struct pxa2xx_udc_mach_info udc_info __initdata = {
+        .gpio_vbus              = -1,
         /* no connect GPIO; corgi can't tell connection status */
         .gpio_pullup            = CORGI_GPIO_USB_PULLUP,
 };
diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa25x.h b/arch/arm/mach-pxa/include/mach/mfp-pxa25x.h
index b13dc0269a6d..9c787855cf24 100644
--- a/arch/arm/mach-pxa/include/mach/mfp-pxa25x.h
+++ b/arch/arm/mach-pxa/include/mach/mfp-pxa25x.h
@@ -169,7 +169,6 @@
 #define GPIO86_nSDCS2           MFP_CFG_OUT(GPIO86, AF0, DRIVE_HIGH)
 #define GPIO87_nSDCS3           MFP_CFG_OUT(GPIO87, AF0, DRIVE_HIGH)
 #define GPIO88_RDnWR            MFP_CFG_OUT(GPIO88, AF0, DRIVE_HIGH)
-#define GPIO89_nACRESET         MFP_CFG_OUT(GPIO89, AF0, DRIVE_HIGH)
 
 /* USB */
 #define GPIO9_USB_RCV           MFP_CFG_IN(GPIO9, AF1)
@@ -186,6 +185,9 @@
 #define GPIO30_ASSP_TXD         MFP_CFG_OUT(GPIO30, AF3, DRIVE_LOW)
 #define GPIO31_ASSP_SFRM_IN     MFP_CFG_IN(GPIO31, AF1)
 #define GPIO31_ASSP_SFRM_OUT    MFP_CFG_OUT(GPIO31, AF3, DRIVE_LOW)
-#endif
+
+/* AC97 */
+#define GPIO89_AC97_nRESET      MFP_CFG_OUT(GPIO89, AF0, DRIVE_HIGH)
+#endif  /* CONFIG_CPU_PXA26x */
 
 #endif /* __ASM_ARCH_MFP_PXA25X_H */
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index 6112af431fa4..1beb40f692fc 100644
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -164,8 +164,11 @@ static int pxa_irq_suspend(struct sys_device *dev, pm_message_t state)
                 saved_icmr[i] = _ICMR(irq);
                 _ICMR(irq) = 0;
         }
-        for (i = 0; i < pxa_internal_irq_nr; i++)
-                saved_ipr[i] = IPR(i);
+
+        if (cpu_is_pxa27x() || cpu_is_pxa3xx()) {
+                for (i = 0; i < pxa_internal_irq_nr; i++)
+                        saved_ipr[i] = IPR(i);
+        }
 
         return 0;
 }
@@ -174,12 +177,15 @@ static int pxa_irq_resume(struct sys_device *dev)
 {
         int i, irq = PXA_IRQ(0);
 
+        if (cpu_is_pxa27x() || cpu_is_pxa3xx()) {
+                for (i = 0; i < pxa_internal_irq_nr; i++)
+                        IPR(i) = saved_ipr[i];
+        }
+
         for (i = 0; irq < PXA_IRQ(pxa_internal_irq_nr); i++, irq += 32) {
                 _ICMR(irq) = saved_icmr[i];
                 _ICLR(irq) = 0;
         }
-        for (i = 0; i < pxa_internal_irq_nr; i++)
-                IPR(i) = saved_ipr[i];
 
         ICCR = 1;
         return 0;
diff --git a/arch/arm/plat-orion/pcie.c b/arch/arm/plat-orion/pcie.c
index d41d41d78ad9..54c84a492a0f 100644
--- a/arch/arm/plat-orion/pcie.c
+++ b/arch/arm/plat-orion/pcie.c
@@ -133,6 +133,12 @@ static void __init orion_pcie_setup_wins(void __iomem *base,
         }
 
         /*
+         * Round up 'size' to the nearest power of two.
+         */
+        if ((size & (size - 1)) != 0)
+                size = 1 << fls(size);
+
+        /*
          * Setup BAR[1] to all DRAM banks.
          */
         writel(dram->cs[0].base, base + PCIE_BAR_LO_OFF(1));
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index c3a74ce24ef6..5a79fc6ee818 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
 #
 #   http://www.arm.linux.org.uk/developer/machines/?action=new
 #
-# Last update: Wed Dec 16 20:06:34 2009
+# Last update: Thu Jan 28 22:15:54 2010
 #
 # machine_is_xxx        CONFIG_xxxx             MACH_TYPE_xxx           number
 #
@@ -2536,6 +2536,7 @@ davinci_dm6467tevm	MACH_DAVINCI_DM6467TEVM	DAVINCI_DM6467TEVM	2548
 c3ax03                  MACH_C3AX03             C3AX03                  2549
 mxt_td60                MACH_MXT_TD60           MXT_TD60                2550
 esyx                    MACH_ESYX               ESYX                    2551
+dove_db2                MACH_DOVE_DB2           DOVE_DB2                2552
 bulldog                 MACH_BULLDOG            BULLDOG                 2553
 derell_me2000           MACH_DERELL_ME2000      DERELL_ME2000           2554
 bcmring_base            MACH_BCMRING_BASE       BCMRING_BASE            2555
@@ -2555,6 +2556,7 @@ iseo			MACH_ISEO		ISEO			2568
 cezanne                 MACH_CEZANNE            CEZANNE                 2569
 lucca                   MACH_LUCCA              LUCCA                   2570
 supersmart              MACH_SUPERSMART         SUPERSMART              2571
+arm11_board             MACH_CS_MISANO          CS_MISANO               2572
 magnolia2               MACH_MAGNOLIA2          MAGNOLIA2               2573
 emxx                    MACH_EMXX               EMXX                    2574
 outlaw                  MACH_OUTLAW             OUTLAW                  2575
@@ -2578,3 +2580,59 @@ glacier			MACH_GLACIER		GLACIER			2592
 phrazer_bulldog         MACH_PHRAZER_BULLDOG    PHRAZER_BULLDOG         2593
 omap3_bulldog           MACH_OMAP3_BULLDOG      OMAP3_BULLDOG           2594
 pca101                  MACH_PCA101             PCA101                  2595
+buzzc                   MACH_BUZZC              BUZZC                   2596
+sasie2                  MACH_SASIE2             SASIE2                  2597
+davinci_cio             MACH_DAVINCI_CIO        DAVINCI_CIO             2598
+smartmeter_dl           MACH_SMARTMETER_DL      SMARTMETER_DL           2599
+wzl6410                 MACH_WZL6410            WZL6410                 2600
+wzl6410m                MACH_WZL6410M           WZL6410M                2601
+wzl6410f                MACH_WZL6410F           WZL6410F                2602
+wzl6410i                MACH_WZL6410I           WZL6410I                2603
+spacecom1               MACH_SPACECOM1          SPACECOM1               2604
+pingu920                MACH_PINGU920           PINGU920                2605
+bravoc                  MACH_BRAVOC             BRAVOC                  2606
+cybo2440                MACH_CYBO2440           CYBO2440                2607
+vdssw                   MACH_VDSSW              VDSSW                   2608
+romulus                 MACH_ROMULUS            ROMULUS                 2609
+omap_magic              MACH_OMAP_MAGIC         OMAP_MAGIC              2610
+eltd100                 MACH_ELTD100            ELTD100                 2611
+capc7117                MACH_CAPC7117           CAPC7117                2612
+swan                    MACH_SWAN               SWAN                    2613
+veu                     MACH_VEU                VEU                     2614
+rm2                     MACH_RM2                RM2                     2615
+tt2100                  MACH_TT2100             TT2100                  2616
+venice                  MACH_VENICE             VENICE                  2617
+pc7323                  MACH_PC7323             PC7323                  2618
+masp                    MACH_MASP               MASP                    2619
+fujitsu_tvstbsoc0       MACH_FUJITSU_TVSTBSOC   FUJITSU_TVSTBSOC        2620
+fujitsu_tvstbsoc1       MACH_FUJITSU_TVSTBSOC1  FUJITSU_TVSTBSOC1       2621
+lexikon                 MACH_LEXIKON            LEXIKON                 2622
+mini2440v2              MACH_MINI2440V2         MINI2440V2              2623
+icontrol                MACH_ICONTROL           ICONTROL                2624
+sheevad                 MACH_SHEEVAD            SHEEVAD                 2625
+qsd8x50a_st1_1          MACH_QSD8X50A_ST1_1     QSD8X50A_ST1_1          2626
+qsd8x50a_st1_5          MACH_QSD8X50A_ST1_5     QSD8X50A_ST1_5          2627
+bee                     MACH_BEE                BEE                     2628
+mx23evk                 MACH_MX23EVK            MX23EVK                 2629
+ap4evb                  MACH_AP4EVB             AP4EVB                  2630
+stockholm               MACH_STOCKHOLM          STOCKHOLM               2631
+lpc_h3131               MACH_LPC_H3131          LPC_H3131               2632
+stingray                MACH_STINGRAY           STINGRAY                2633
+kraken                  MACH_KRAKEN             KRAKEN                  2634
+gw2388                  MACH_GW2388             GW2388                  2635
+jadecpu                 MACH_JADECPU            JADECPU                 2636
+carlisle                MACH_CARLISLE           CARLISLE                2637
+lux_sf9                 MACH_LUX_SFT9           LUX_SFT9                2638
+nemid_tb                MACH_NEMID_TB           NEMID_TB                2639
+terrier                 MACH_TERRIER            TERRIER                 2640
+turbot                  MACH_TURBOT             TURBOT                  2641
+sanddab                 MACH_SANDDAB            SANDDAB                 2642
+mx35_cicada             MACH_MX35_CICADA        MX35_CICADA             2643
+ghi2703d                MACH_GHI2703D           GHI2703D                2644
+lux_sfx9                MACH_LUX_SFX9           LUX_SFX9                2645
+lux_sf9g                MACH_LUX_SF9G           LUX_SF9G                2646
+lux_edk9                MACH_LUX_EDK9           LUX_EDK9                2647
+hw90240                 MACH_HW90240            HW90240                 2648
+dm365_leopard           MACH_DM365_LEOPARD      DM365_LEOPARD           2649
+mityomapl138            MACH_MITYOMAPL138       MITYOMAPL138            2650
+scat110                 MACH_SCAT110            SCAT110                 2651
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 9541171f1220..8b5d174685f0 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1311,6 +1311,7 @@ config SYS_SUPPORTS_ZBOOT
         select HAVE_KERNEL_GZIP
         select HAVE_KERNEL_BZIP2
         select HAVE_KERNEL_LZMA
+        select HAVE_KERNEL_LZO
 
 config SYS_SUPPORTS_ZBOOT_UART16550
         bool
diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile
index 671d3448fad4..9df903d714d7 100644
--- a/arch/mips/boot/compressed/Makefile
+++ b/arch/mips/boot/compressed/Makefile
@@ -14,8 +14,11 @@
 
 # compressed kernel load addr: VMLINUZ_LOAD_ADDRESS > VMLINUX_LOAD_ADDRESS + VMLINUX_SIZE
 VMLINUX_SIZE := $(shell wc -c $(objtree)/$(KBUILD_IMAGE) 2>/dev/null | cut -d' ' -f1)
-VMLINUX_SIZE := $(shell [ -n "$(VMLINUX_SIZE)" ] && echo $$(($(VMLINUX_SIZE) + (65536 - $(VMLINUX_SIZE) % 65536))))
-VMLINUZ_LOAD_ADDRESS := 0x$(shell [ -n "$(VMLINUX_SIZE)" ] && printf %x $$(($(VMLINUX_LOAD_ADDRESS) + $(VMLINUX_SIZE))))
+VMLINUX_SIZE := $(shell [ -n "$(VMLINUX_SIZE)" ] && echo -n $$(($(VMLINUX_SIZE) + (65536 - $(VMLINUX_SIZE) % 65536))))
+# VMLINUZ_LOAD_ADDRESS = concat "high32 of VMLINUX_LOAD_ADDRESS" and "(low32 of VMLINUX_LOAD_ADDRESS) + VMLINUX_SIZE"
+HIGH32 := $(shell A=$(VMLINUX_LOAD_ADDRESS); [ $${\#A} -gt 10 ] && expr substr "$(VMLINUX_LOAD_ADDRESS)" 3 $$(($${\#A} - 10)))
+LOW32 := $(shell [ -n "$(HIGH32)" ] && A=11 || A=3; expr substr "$(VMLINUX_LOAD_ADDRESS)" $${A} 8)
+VMLINUZ_LOAD_ADDRESS := 0x$(shell [ -n "$(VMLINUX_SIZE)" -a -n "$(LOW32)" ] && printf "$(HIGH32)%08x" $$(($(VMLINUX_SIZE) + 0x$(LOW32))))
 
 # set the default size of the mallocing area for decompressing
 BOOT_HEAP_SIZE := 0x400000
@@ -41,9 +44,11 @@ $(obj)/vmlinux.bin: $(KBUILD_IMAGE)
 suffix_$(CONFIG_KERNEL_GZIP)  = gz
 suffix_$(CONFIG_KERNEL_BZIP2) = bz2
 suffix_$(CONFIG_KERNEL_LZMA)  = lzma
+suffix_$(CONFIG_KERNEL_LZO)   = lzo
 tool_$(CONFIG_KERNEL_GZIP)    = gzip
 tool_$(CONFIG_KERNEL_BZIP2)   = bzip2
 tool_$(CONFIG_KERNEL_LZMA)    = lzma
+tool_$(CONFIG_KERNEL_LZO)     = lzo
 $(obj)/vmlinux.$(suffix_y): $(obj)/vmlinux.bin
         $(call if_changed,$(tool_y))
 
diff --git a/arch/mips/boot/compressed/decompress.c b/arch/mips/boot/compressed/decompress.c
index e48fd72898a8..55d02b3a6712 100644
--- a/arch/mips/boot/compressed/decompress.c
+++ b/arch/mips/boot/compressed/decompress.c
@@ -77,6 +77,10 @@ void *memset(void *s, int c, size_t n)
 #include "../../../../lib/decompress_unlzma.c"
 #endif
 
+#ifdef CONFIG_KERNEL_LZO
+#include "../../../../lib/decompress_unlzo.c"
+#endif
+
 void decompress_kernel(unsigned long boot_heap_start)
 {
         int zimage_size;
diff --git a/arch/mips/include/asm/irq.h b/arch/mips/include/asm/irq.h
index 06960364c96b..dea4aed6478f 100644
--- a/arch/mips/include/asm/irq.h
+++ b/arch/mips/include/asm/irq.h
@@ -135,6 +135,7 @@ extern void free_irqno(unsigned int irq);
 #define CP0_LEGACY_COMPARE_IRQ 7
 
 extern int cp0_compare_irq;
+extern int cp0_compare_irq_shift;
 extern int cp0_perfcount_irq;
 
 #endif /* _ASM_IRQ_H */
diff --git a/arch/mips/include/asm/mach-powertv/asic_reg_map.h b/arch/mips/include/asm/mach-powertv/asic_reg_map.h
new file mode 100644
index 000000000000..6f26cb09828e
--- /dev/null
+++ b/arch/mips/include/asm/mach-powertv/asic_reg_map.h
@@ -0,0 +1,90 @@
+/*
+ *                              asic_reg_map.h
+ *
+ * A macro-enclosed list of the elements for the register_map structure for
+ * use in defining and manipulating the structure.
+ *
+ * Copyright (C) 2009  Cisco Systems, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+REGISTER_MAP_ELEMENT(eic_slow0_strt_add)
+REGISTER_MAP_ELEMENT(eic_cfg_bits)
+REGISTER_MAP_ELEMENT(eic_ready_status)
+REGISTER_MAP_ELEMENT(chipver3)
+REGISTER_MAP_ELEMENT(chipver2)
+REGISTER_MAP_ELEMENT(chipver1)
+REGISTER_MAP_ELEMENT(chipver0)
+REGISTER_MAP_ELEMENT(uart1_intstat)
+REGISTER_MAP_ELEMENT(uart1_inten)
+REGISTER_MAP_ELEMENT(uart1_config1)
+REGISTER_MAP_ELEMENT(uart1_config2)
+REGISTER_MAP_ELEMENT(uart1_divisorhi)
+REGISTER_MAP_ELEMENT(uart1_divisorlo)
+REGISTER_MAP_ELEMENT(uart1_data)
+REGISTER_MAP_ELEMENT(uart1_status)
+REGISTER_MAP_ELEMENT(int_stat_3)
+REGISTER_MAP_ELEMENT(int_stat_2)
+REGISTER_MAP_ELEMENT(int_stat_1)
+REGISTER_MAP_ELEMENT(int_stat_0)
+REGISTER_MAP_ELEMENT(int_config)
+REGISTER_MAP_ELEMENT(int_int_scan)
+REGISTER_MAP_ELEMENT(ien_int_3)
+REGISTER_MAP_ELEMENT(ien_int_2)
+REGISTER_MAP_ELEMENT(ien_int_1)
+REGISTER_MAP_ELEMENT(ien_int_0)
+REGISTER_MAP_ELEMENT(int_level_3_3)
+REGISTER_MAP_ELEMENT(int_level_3_2)
+REGISTER_MAP_ELEMENT(int_level_3_1)
+REGISTER_MAP_ELEMENT(int_level_3_0)
+REGISTER_MAP_ELEMENT(int_level_2_3)
+REGISTER_MAP_ELEMENT(int_level_2_2)
+REGISTER_MAP_ELEMENT(int_level_2_1)
+REGISTER_MAP_ELEMENT(int_level_2_0)
+REGISTER_MAP_ELEMENT(int_level_1_3)
+REGISTER_MAP_ELEMENT(int_level_1_2)
+REGISTER_MAP_ELEMENT(int_level_1_1)
+REGISTER_MAP_ELEMENT(int_level_1_0)
+REGISTER_MAP_ELEMENT(int_level_0_3)
+REGISTER_MAP_ELEMENT(int_level_0_2)
+REGISTER_MAP_ELEMENT(int_level_0_1)
+REGISTER_MAP_ELEMENT(int_level_0_0)
+REGISTER_MAP_ELEMENT(int_docsis_en)
+REGISTER_MAP_ELEMENT(mips_pll_setup)
+REGISTER_MAP_ELEMENT(usb_fs)
+REGISTER_MAP_ELEMENT(test_bus)
+REGISTER_MAP_ELEMENT(crt_spare)
+REGISTER_MAP_ELEMENT(usb2_ohci_int_mask)
+REGISTER_MAP_ELEMENT(usb2_strap)
+REGISTER_MAP_ELEMENT(ehci_hcapbase)
+REGISTER_MAP_ELEMENT(ohci_hc_revision)
+REGISTER_MAP_ELEMENT(bcm1_bs_lmi_steer)
+REGISTER_MAP_ELEMENT(usb2_control)
+REGISTER_MAP_ELEMENT(usb2_stbus_obc)
+REGISTER_MAP_ELEMENT(usb2_stbus_mess_size)
+REGISTER_MAP_ELEMENT(usb2_stbus_chunk_size)
+REGISTER_MAP_ELEMENT(pcie_regs)
+REGISTER_MAP_ELEMENT(tim_ch)
+REGISTER_MAP_ELEMENT(tim_cl)
+REGISTER_MAP_ELEMENT(gpio_dout)
+REGISTER_MAP_ELEMENT(gpio_din)
+REGISTER_MAP_ELEMENT(gpio_dir)
+REGISTER_MAP_ELEMENT(watchdog)
+REGISTER_MAP_ELEMENT(front_panel)
+REGISTER_MAP_ELEMENT(misc_clk_ctl1)
+REGISTER_MAP_ELEMENT(misc_clk_ctl2)
+REGISTER_MAP_ELEMENT(crt_ext_ctl)
+REGISTER_MAP_ELEMENT(register_maps)
diff --git a/arch/mips/include/asm/mach-powertv/asic_regs.h b/arch/mips/include/asm/mach-powertv/asic_regs.h
index 9a65c93782f9..1e11236c6dbc 100644
--- a/arch/mips/include/asm/mach-powertv/asic_regs.h
+++ b/arch/mips/include/asm/mach-powertv/asic_regs.h
@@ -35,11 +35,12 @@ enum asic_type {
 #define CRONUS_11       0x0B4C1C21
 #define CRONUSLITE_10   0x0B4C1C40
 
-#define NAND_FLASH_BASE 0x03000000
-#define ZEUS_IO_BASE    0x09000000
+#define NAND_FLASH_BASE         0x03000000
 #define CALLIOPE_IO_BASE        0x08000000
-#define CRONUS_IO_BASE  0x09000000
-#define ASIC_IO_SIZE    0x01000000
+#define CRONUS_IO_BASE          0x09000000
+#define ZEUS_IO_BASE            0x09000000
+
+#define ASIC_IO_SIZE            0x01000000
 
 /* Definitions for backward compatibility */
 #define UART1_INTSTAT   uart1_intstat
@@ -52,96 +53,62 @@ enum asic_type {
 #define UART1_STATUS    uart1_status
 
 /* ASIC register enumeration */
+union register_map_entry {
+        unsigned long phys;
+        u32 *virt;
+};
+
+#define REGISTER_MAP_ELEMENT(x) union register_map_entry x;
 struct register_map {
-        u32 eic_slow0_strt_add;
-        u32 eic_cfg_bits;
-        u32 eic_ready_status;
-
-        u32 chipver3;
-        u32 chipver2;
-        u32 chipver1;
-        u32 chipver0;
-
-        u32 uart1_intstat;
-        u32 uart1_inten;
-        u32 uart1_config1;
-        u32 uart1_config2;
-        u32 uart1_divisorhi;
-        u32 uart1_divisorlo;
-        u32 uart1_data;
-        u32 uart1_status;
-
-        u32 int_stat_3;
-        u32 int_stat_2;
-        u32 int_stat_1;
-        u32 int_stat_0;
-        u32 int_config;
-        u32 int_int_scan;
-        u32 ien_int_3;
-        u32 ien_int_2;
-        u32 ien_int_1;
-        u32 ien_int_0;
-        u32 int_level_3_3;
-        u32 int_level_3_2;
-        u32 int_level_3_1;
-        u32 int_level_3_0;
-        u32 int_level_2_3;
-        u32 int_level_2_2;
-        u32 int_level_2_1;
-        u32 int_level_2_0;
-        u32 int_level_1_3;
-        u32 int_level_1_2;
-        u32 int_level_1_1;
-        u32 int_level_1_0;
-        u32 int_level_0_3;
-        u32 int_level_0_2;
-        u32 int_level_0_1;
-        u32 int_level_0_0;
-        u32 int_docsis_en;
-
-        u32 mips_pll_setup;
-        u32 usb_fs;
-        u32 test_bus;
-        u32 crt_spare;
-        u32 usb2_ohci_int_mask;
-        u32 usb2_strap;
-        u32 ehci_hcapbase;
-        u32 ohci_hc_revision;
-        u32 bcm1_bs_lmi_steer;
-        u32 usb2_control;
-        u32 usb2_stbus_obc;
-        u32 usb2_stbus_mess_size;
-        u32 usb2_stbus_chunk_size;
-
-        u32 pcie_regs;
-        u32 tim_ch;
-        u32 tim_cl;
-        u32 gpio_dout;
-        u32 gpio_din;
-        u32 gpio_dir;
-        u32 watchdog;
-        u32 front_panel;
-
-        u32 register_maps;
+#include <asm/mach-powertv/asic_reg_map.h>
 };
+#undef REGISTER_MAP_ELEMENT
+
+/**
+ * register_map_offset_phys - add an offset to the physical address
+ * @map:        Pointer to the &struct register_map
+ * @offset:     Value to add
+ *
+ * Only adds the base to non-zero physical addresses
+ */
+static inline void register_map_offset_phys(struct register_map *map,
+        unsigned long offset)
+{
+#define REGISTER_MAP_ELEMENT(x)         do {                            \
+                if (map->x.phys != 0)                                   \
+                        map->x.phys += offset;                          \
+        } while (false);
+
+#include <asm/mach-powertv/asic_reg_map.h>
+#undef REGISTER_MAP_ELEMENT
+}
+
+/**
+ * register_map_virtualize - Convert &register_map to virtual addresses
+ * @map:        Pointer to &register_map to virtualize
+ */
+static inline void register_map_virtualize(struct register_map *map)
+{
+#define REGISTER_MAP_ELEMENT(x)         do {                            \
+                map->x.virt = (!map->x.phys) ? NULL :                   \
+                        UNCAC_ADDR(phys_to_virt(map->x.phys));          \
+        } while (false);
+
+#include <asm/mach-powertv/asic_reg_map.h>
+#undef REGISTER_MAP_ELEMENT
+}
 
-extern enum asic_type asic;
-extern const struct register_map *register_map;
-extern unsigned long asic_phy_base;     /* Physical address of ASIC */
-extern unsigned long asic_base;         /* Virtual address of ASIC */
+extern struct register_map _asic_register_map;
 
 /*
  * Macros to interface to registers through their ioremapped address
- * asic_reg_offset      Returns the offset of a given register from the start
- *                      of the ASIC address space
  * asic_reg_phys_addr   Returns the physical address of the given register
  * asic_reg_addr        Returns the iomapped virtual address of the given
  *                      register.
  */
-#define asic_reg_offset(x)      (register_map->x)
-#define asic_reg_phys_addr(x)   (asic_phy_base + asic_reg_offset(x))
-#define asic_reg_addr(x) \
-        ((unsigned int *) (asic_base + asic_reg_offset(x)))
+#define asic_reg_addr(x)        (_asic_register_map.x.virt)
+#define asic_reg_phys_addr(x)   (virt_to_phys((void *) CAC_ADDR(        \
+                                        (unsigned long) asic_reg_addr(x))))
 
 /*
  * The asic_reg macro is gone. It should be replaced by either asic_read or
diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
index a581d60cbcc2..f4ab3139d737 100644
--- a/arch/mips/include/asm/mipsregs.h
+++ b/arch/mips/include/asm/mipsregs.h
@@ -406,6 +406,16 @@
 #define ST0_XX                  0x80000000      /* MIPS IV naming */
 
 /*
+ * Bitfields and bit numbers in the coprocessor 0 IntCtl register. (MIPSR2)
+ *
+ * Refer to your MIPS R4xx0 manual, chapter 5 for explanation.
+ */
+#define INTCTLB_IPPCI           26
+#define INTCTLF_IPPCI           (_ULCAST_(7) << INTCTLB_IPPCI)
+#define INTCTLB_IPTI            29
+#define INTCTLF_IPTI            (_ULCAST_(7) << INTCTLB_IPTI)
+
+/*
  * Bitfields and bit numbers in the coprocessor 0 cause register.
  *
  * Refer to your MIPS R4xx0 manual, chapter 5 for explanation.
@@ -434,6 +444,8 @@
 #define  CAUSEF_IV              (_ULCAST_(1)   << 23)
 #define  CAUSEB_CE              28
 #define  CAUSEF_CE              (_ULCAST_(3)   << 28)
+#define  CAUSEB_TI              30
+#define  CAUSEF_TI              (_ULCAST_(1)   << 30)
 #define  CAUSEB_BD              31
 #define  CAUSEF_BD              (_ULCAST_(1)   << 31)
 
diff --git a/arch/mips/kernel/cevt-r4k.c b/arch/mips/kernel/cevt-r4k.c
index b469ad05d520..0b2450ceb13f 100644
--- a/arch/mips/kernel/cevt-r4k.c
+++ b/arch/mips/kernel/cevt-r4k.c
@@ -97,7 +97,7 @@ void mips_event_handler(struct clock_event_device *dev)
  */
 static int c0_compare_int_pending(void)
 {
-        return (read_c0_cause() >> cp0_compare_irq) & 0x100;
+        return (read_c0_cause() >> cp0_compare_irq_shift) & (1ul << CAUSEB_IP);
 }
 
 /*
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index 308e43460864..338dfe8ed002 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -1403,6 +1403,7 @@ extern void flush_tlb_handlers(void);
  * Timer interrupt
  */
 int cp0_compare_irq;
+int cp0_compare_irq_shift;
 
 /*
  * Performance counter IRQ or -1 if shared with timer
@@ -1493,8 +1494,9 @@ void __cpuinit per_cpu_trap_init(void)
          *  o read IntCtl.IPPCI to determine the performance counter interrupt
          */
         if (cpu_has_mips_r2) {
-                cp0_compare_irq = (read_c0_intctl() >> 29) & 7;
-                cp0_perfcount_irq = (read_c0_intctl() >> 26) & 7;
+                cp0_compare_irq_shift = CAUSEB_TI - CAUSEB_IP;
+                cp0_compare_irq = (read_c0_intctl() >> INTCTLB_IPTI) & 7;
+                cp0_perfcount_irq = (read_c0_intctl() >> INTCTLB_IPPCI) & 7;
                 if (cp0_perfcount_irq == cp0_compare_irq)
                         cp0_perfcount_irq = -1;
         } else {
diff --git a/arch/mips/powertv/asic/asic-calliope.c b/arch/mips/powertv/asic/asic-calliope.c
index 03d3884c6270..1ae6623444b2 100644
--- a/arch/mips/powertv/asic/asic-calliope.c
+++ b/arch/mips/powertv/asic/asic-calliope.c
@@ -23,76 +23,79 @@
  * Description:  Defines the platform resources for the SA settop.
  */
 
+#include <linux/init.h>
 #include <asm/mach-powertv/asic.h>
 
-const struct register_map calliope_register_map = {
-        .eic_slow0_strt_add = 0x800000,
-        .eic_cfg_bits = 0x800038,
-        .eic_ready_status = 0x80004c,
+#define CALLIOPE_ADDR(x)        (CALLIOPE_IO_BASE + (x))
 
-        .chipver3 = 0xA00800,
-        .chipver2 = 0xA00804,
-        .chipver1 = 0xA00808,
-        .chipver0 = 0xA0080c,
+const struct register_map calliope_register_map __initdata = {
+        .eic_slow0_strt_add = {.phys = CALLIOPE_ADDR(0x800000)},
+        .eic_cfg_bits = {.phys = CALLIOPE_ADDR(0x800038)},
+        .eic_ready_status = {.phys = CALLIOPE_ADDR(0x80004c)},
+
+        .chipver3 = {.phys = CALLIOPE_ADDR(0xA00800)},
+        .chipver2 = {.phys = CALLIOPE_ADDR(0xA00804)},
+        .chipver1 = {.phys = CALLIOPE_ADDR(0xA00808)},
+        .chipver0 = {.phys = CALLIOPE_ADDR(0xA0080c)},
 
         /* The registers of IRBlaster */
-        .uart1_intstat = 0xA01800,
-        .uart1_inten = 0xA01804,
-        .uart1_config1 = 0xA01808,
-        .uart1_config2 = 0xA0180C,
-        .uart1_divisorhi = 0xA01810,
-        .uart1_divisorlo = 0xA01814,
-        .uart1_data = 0xA01818,
-        .uart1_status = 0xA0181C,
+        .uart1_intstat = {.phys = CALLIOPE_ADDR(0xA01800)},
+        .uart1_inten = {.phys = CALLIOPE_ADDR(0xA01804)},
+        .uart1_config1 = {.phys = CALLIOPE_ADDR(0xA01808)},
+        .uart1_config2 = {.phys = CALLIOPE_ADDR(0xA0180C)},
+        .uart1_divisorhi = {.phys = CALLIOPE_ADDR(0xA01810)},
+        .uart1_divisorlo = {.phys = CALLIOPE_ADDR(0xA01814)},
+        .uart1_data = {.phys = CALLIOPE_ADDR(0xA01818)},
+        .uart1_status = {.phys = CALLIOPE_ADDR(0xA0181C)},
 
-        .int_stat_3 = 0xA02800,
-        .int_stat_2 = 0xA02804,
-        .int_stat_1 = 0xA02808,
-        .int_stat_0 = 0xA0280c,
-        .int_config = 0xA02810,
-        .int_int_scan = 0xA02818,
-        .ien_int_3 = 0xA02830,
-        .ien_int_2 = 0xA02834,
-        .ien_int_1 = 0xA02838,
-        .ien_int_0 = 0xA0283c,
-        .int_level_3_3 = 0xA02880,
-        .int_level_3_2 = 0xA02884,
-        .int_level_3_1 = 0xA02888,
-        .int_level_3_0 = 0xA0288c,
-        .int_level_2_3 = 0xA02890,
-        .int_level_2_2 = 0xA02894,
-        .int_level_2_1 = 0xA02898,
-        .int_level_2_0 = 0xA0289c,
-        .int_level_1_3 = 0xA028a0,
-        .int_level_1_2 = 0xA028a4,
-        .int_level_1_1 = 0xA028a8,
-        .int_level_1_0 = 0xA028ac,
-        .int_level_0_3 = 0xA028b0,
-        .int_level_0_2 = 0xA028b4,
-        .int_level_0_1 = 0xA028b8,
-        .int_level_0_0 = 0xA028bc,
-        .int_docsis_en = 0xA028F4,
+        .int_stat_3 = {.phys = CALLIOPE_ADDR(0xA02800)},
+        .int_stat_2 = {.phys = CALLIOPE_ADDR(0xA02804)},
+        .int_stat_1 = {.phys = CALLIOPE_ADDR(0xA02808)},
+        .int_stat_0 = {.phys = CALLIOPE_ADDR(0xA0280c)},
+        .int_config = {.phys = CALLIOPE_ADDR(0xA02810)},
+        .int_int_scan = {.phys = CALLIOPE_ADDR(0xA02818)},
+        .ien_int_3 = {.phys = CALLIOPE_ADDR(0xA02830)},
+        .ien_int_2 = {.phys = CALLIOPE_ADDR(0xA02834)},
+        .ien_int_1 = {.phys = CALLIOPE_ADDR(0xA02838)},
+        .ien_int_0 = {.phys = CALLIOPE_ADDR(0xA0283c)},
+        .int_level_3_3 = {.phys = CALLIOPE_ADDR(0xA02880)},
+        .int_level_3_2 = {.phys = CALLIOPE_ADDR(0xA02884)},
+        .int_level_3_1 = {.phys = CALLIOPE_ADDR(0xA02888)},
+        .int_level_3_0 = {.phys = CALLIOPE_ADDR(0xA0288c)},
+        .int_level_2_3 = {.phys = CALLIOPE_ADDR(0xA02890)},
+        .int_level_2_2 = {.phys = CALLIOPE_ADDR(0xA02894)},
+        .int_level_2_1 = {.phys = CALLIOPE_ADDR(0xA02898)},
+        .int_level_2_0 = {.phys = CALLIOPE_ADDR(0xA0289c)},
+        .int_level_1_3 = {.phys = CALLIOPE_ADDR(0xA028a0)},
+        .int_level_1_2 = {.phys = CALLIOPE_ADDR(0xA028a4)},
+        .int_level_1_1 = {.phys = CALLIOPE_ADDR(0xA028a8)},
+        .int_level_1_0 = {.phys = CALLIOPE_ADDR(0xA028ac)},
+        .int_level_0_3 = {.phys = CALLIOPE_ADDR(0xA028b0)},
+        .int_level_0_2 = {.phys = CALLIOPE_ADDR(0xA028b4)},
+        .int_level_0_1 = {.phys = CALLIOPE_ADDR(0xA028b8)},
+        .int_level_0_0 = {.phys = CALLIOPE_ADDR(0xA028bc)},
+        .int_docsis_en = {.phys = CALLIOPE_ADDR(0xA028F4)},
 
-        .mips_pll_setup = 0x980000,
-        .usb_fs = 0x980030,             /* -default 72800028- */
-        .test_bus = 0x9800CC,
-        .crt_spare = 0x9800d4,
-        .usb2_ohci_int_mask = 0x9A000c,
-        .usb2_strap = 0x9A0014,
-        .ehci_hcapbase = 0x9BFE00,
-        .ohci_hc_revision = 0x9BFC00,
-        .bcm1_bs_lmi_steer = 0x9E0004,
-        .usb2_control = 0x9E0054,
-        .usb2_stbus_obc = 0x9BFF00,
-        .usb2_stbus_mess_size = 0x9BFF04,
-        .usb2_stbus_chunk_size = 0x9BFF08,
+        .mips_pll_setup = {.phys = CALLIOPE_ADDR(0x980000)},
+        .usb_fs = {.phys = CALLIOPE_ADDR(0x980030)},
+        .test_bus = {.phys = CALLIOPE_ADDR(0x9800CC)},
+        .crt_spare = {.phys = CALLIOPE_ADDR(0x9800d4)},
+        .usb2_ohci_int_mask = {.phys = CALLIOPE_ADDR(0x9A000c)},
+        .usb2_strap = {.phys = CALLIOPE_ADDR(0x9A0014)},
+        .ehci_hcapbase = {.phys = CALLIOPE_ADDR(0x9BFE00)},
+        .ohci_hc_revision = {.phys = CALLIOPE_ADDR(0x9BFC00)},
+        .bcm1_bs_lmi_steer = {.phys = CALLIOPE_ADDR(0x9E0004)},
+        .usb2_control = {.phys = CALLIOPE_ADDR(0x9E0054)},
+        .usb2_stbus_obc = {.phys = CALLIOPE_ADDR(0x9BFF00)},
+        .usb2_stbus_mess_size = {.phys = CALLIOPE_ADDR(0x9BFF04)},
+        .usb2_stbus_chunk_size = {.phys = CALLIOPE_ADDR(0x9BFF08)},
 
-        .pcie_regs = 0x000000,          /* -doesn't exist- */
-        .tim_ch = 0xA02C10,
-        .tim_cl = 0xA02C14,
-        .gpio_dout = 0xA02c20,
-        .gpio_din = 0xA02c24,
-        .gpio_dir = 0xA02c2C,
-        .watchdog = 0xA02c30,
-        .front_panel = 0x000000,        /* -not used- */
+        .pcie_regs = {.phys = 0x000000},        /* -doesn't exist- */
+        .tim_ch = {.phys = CALLIOPE_ADDR(0xA02C10)},
+        .tim_cl = {.phys = CALLIOPE_ADDR(0xA02C14)},
+        .gpio_dout = {.phys = CALLIOPE_ADDR(0xA02c20)},
+        .gpio_din = {.phys = CALLIOPE_ADDR(0xA02c24)},
+        .gpio_dir = {.phys = CALLIOPE_ADDR(0xA02c2C)},
+        .watchdog = {.phys = CALLIOPE_ADDR(0xA02c30)},
+        .front_panel = {.phys = 0x000000},      /* -not used- */
 };
diff --git a/arch/mips/powertv/asic/asic-cronus.c b/arch/mips/powertv/asic/asic-cronus.c
index 5f4589c9f83d..5bb64bfb508b 100644
--- a/arch/mips/powertv/asic/asic-cronus.c
+++ b/arch/mips/powertv/asic/asic-cronus.c
@@ -23,76 +23,79 @@
  * Description:  Defines the platform resources for the SA settop.
  */
 
+#include <linux/init.h>
 #include <asm/mach-powertv/asic.h>
 
-const struct register_map cronus_register_map = {
-        .eic_slow0_strt_add = 0x000000,
-        .eic_cfg_bits = 0x000038,
-        .eic_ready_status = 0x00004C,
+#define CRONUS_ADDR(x)  (CRONUS_IO_BASE + (x))
 
-        .chipver3 = 0x2A0800,
-        .chipver2 = 0x2A0804,
-        .chipver1 = 0x2A0808,
-        .chipver0 = 0x2A080C,
+const struct register_map cronus_register_map __initdata = {
+        .eic_slow0_strt_add = {.phys = CRONUS_ADDR(0x000000)},
+        .eic_cfg_bits = {.phys = CRONUS_ADDR(0x000038)},
+        .eic_ready_status = {.phys = CRONUS_ADDR(0x00004C)},
+
+        .chipver3 = {.phys = CRONUS_ADDR(0x2A0800)},
+        .chipver2 = {.phys = CRONUS_ADDR(0x2A0804)},
+        .chipver1 = {.phys = CRONUS_ADDR(0x2A0808)},
+        .chipver0 = {.phys = CRONUS_ADDR(0x2A080C)},
 
         /* The registers of IRBlaster */
-        .uart1_intstat = 0x2A1800,
-        .uart1_inten = 0x2A1804,
-        .uart1_config1 = 0x2A1808,
-        .uart1_config2 = 0x2A180C,
-        .uart1_divisorhi = 0x2A1810,
-        .uart1_divisorlo = 0x2A1814,
-        .uart1_data = 0x2A1818,
-        .uart1_status = 0x2A181C,
+        .uart1_intstat = {.phys = CRONUS_ADDR(0x2A1800)},
+        .uart1_inten = {.phys = CRONUS_ADDR(0x2A1804)},
+        .uart1_config1 = {.phys = CRONUS_ADDR(0x2A1808)},
+        .uart1_config2 = {.phys = CRONUS_ADDR(0x2A180C)},
+        .uart1_divisorhi = {.phys = CRONUS_ADDR(0x2A1810)},
+        .uart1_divisorlo = {.phys = CRONUS_ADDR(0x2A1814)},
+        .uart1_data = {.phys = CRONUS_ADDR(0x2A1818)},
+        .uart1_status = {.phys = CRONUS_ADDR(0x2A181C)},
 
-        .int_stat_3 = 0x2A2800,
-        .int_stat_2 = 0x2A2804,
-        .int_stat_1 = 0x2A2808,
-        .int_stat_0 = 0x2A280C,
-        .int_config = 0x2A2810,
-        .int_int_scan = 0x2A2818,
-        .ien_int_3 = 0x2A2830,
-        .ien_int_2 = 0x2A2834,
-        .ien_int_1 = 0x2A2838,
-        .ien_int_0 = 0x2A283C,
-        .int_level_3_3 = 0x2A2880,
-        .int_level_3_2 = 0x2A2884,
-        .int_level_3_1 = 0x2A2888,
-        .int_level_3_0 = 0x2A288C,
-        .int_level_2_3 = 0x2A2890,
-        .int_level_2_2 = 0x2A2894,
-        .int_level_2_1 = 0x2A2898,
-        .int_level_2_0 = 0x2A289C,
-        .int_level_1_3 = 0x2A28A0,
-        .int_level_1_2 = 0x2A28A4,
-        .int_level_1_1 = 0x2A28A8,
-        .int_level_1_0 = 0x2A28AC,
-        .int_level_0_3 = 0x2A28B0,
-        .int_level_0_2 = 0x2A28B4,
-        .int_level_0_1 = 0x2A28B8,
-        .int_level_0_0 = 0x2A28BC,
-        .int_docsis_en = 0x2A28F4,
+        .int_stat_3 = {.phys = CRONUS_ADDR(0x2A2800)},
+        .int_stat_2 = {.phys = CRONUS_ADDR(0x2A2804)},
+        .int_stat_1 = {.phys = CRONUS_ADDR(0x2A2808)},
+        .int_stat_0 = {.phys = CRONUS_ADDR(0x2A280C)},
+        .int_config = {.phys = CRONUS_ADDR(0x2A2810)},
+        .int_int_scan = {.phys = CRONUS_ADDR(0x2A2818)},
+        .ien_int_3 = {.phys = CRONUS_ADDR(0x2A2830)},
+        .ien_int_2 = {.phys = CRONUS_ADDR(0x2A2834)},
+        .ien_int_1 = {.phys = CRONUS_ADDR(0x2A2838)},
+        .ien_int_0 = {.phys = CRONUS_ADDR(0x2A283C)},
+        .int_level_3_3 = {.phys = CRONUS_ADDR(0x2A2880)},
+        .int_level_3_2 = {.phys = CRONUS_ADDR(0x2A2884)},
+        .int_level_3_1 = {.phys = CRONUS_ADDR(0x2A2888)},
+        .int_level_3_0 = {.phys = CRONUS_ADDR(0x2A288C)},
+        .int_level_2_3 = {.phys = CRONUS_ADDR(0x2A2890)},
+        .int_level_2_2 = {.phys = CRONUS_ADDR(0x2A2894)},
+        .int_level_2_1 = {.phys = CRONUS_ADDR(0x2A2898)},
+        .int_level_2_0 = {.phys = CRONUS_ADDR(0x2A289C)},
+        .int_level_1_3 = {.phys = CRONUS_ADDR(0x2A28A0)},
+        .int_level_1_2 = {.phys = CRONUS_ADDR(0x2A28A4)},
+        .int_level_1_1 = {.phys = CRONUS_ADDR(0x2A28A8)},
+        .int_level_1_0 = {.phys = CRONUS_ADDR(0x2A28AC)},
+        .int_level_0_3 = {.phys = CRONUS_ADDR(0x2A28B0)},
+        .int_level_0_2 = {.phys = CRONUS_ADDR(0x2A28B4)},
+        .int_level_0_1 = {.phys = CRONUS_ADDR(0x2A28B8)},
+        .int_level_0_0 = {.phys = CRONUS_ADDR(0x2A28BC)},
+        .int_docsis_en = {.phys = CRONUS_ADDR(0x2A28F4)},
 
-        .mips_pll_setup = 0x1C0000,
-        .usb_fs = 0x1C0018,
-        .test_bus = 0x1C00CC,
-        .crt_spare = 0x1c00d4,
-        .usb2_ohci_int_mask = 0x20000C,
-        .usb2_strap = 0x200014,
-        .ehci_hcapbase = 0x21FE00,
-        .ohci_hc_revision = 0x1E0000,
-        .bcm1_bs_lmi_steer = 0x2E0008,
-        .usb2_control = 0x2E004C,
-        .usb2_stbus_obc = 0x21FF00,
-        .usb2_stbus_mess_size = 0x21FF04,
-        .usb2_stbus_chunk_size = 0x21FF08,
+        .mips_pll_setup = {.phys = CRONUS_ADDR(0x1C0000)},
+        .usb_fs = {.phys = CRONUS_ADDR(0x1C0018)},
+        .test_bus = {.phys = CRONUS_ADDR(0x1C00CC)},
+        .crt_spare = {.phys = CRONUS_ADDR(0x1c00d4)},
+        .usb2_ohci_int_mask = {.phys = CRONUS_ADDR(0x20000C)},
+        .usb2_strap = {.phys = CRONUS_ADDR(0x200014)},
+        .ehci_hcapbase = {.phys = CRONUS_ADDR(0x21FE00)},
+        .ohci_hc_revision = {.phys = CRONUS_ADDR(0x1E0000)},
+        .bcm1_bs_lmi_steer = {.phys = CRONUS_ADDR(0x2E0008)},
+        .usb2_control = {.phys = CRONUS_ADDR(0x2E004C)},
+        .usb2_stbus_obc = {.phys = CRONUS_ADDR(0x21FF00)},
+        .usb2_stbus_mess_size = {.phys = CRONUS_ADDR(0x21FF04)},
+        .usb2_stbus_chunk_size = {.phys = CRONUS_ADDR(0x21FF08)},
 
-        .pcie_regs = 0x220000,
-        .tim_ch = 0x2A2C10,
-        .tim_cl = 0x2A2C14,
-        .gpio_dout = 0x2A2C20,
-        .gpio_din = 0x2A2C24,
-        .gpio_dir = 0x2A2C2C,
-        .watchdog = 0x2A2C30,
-        .front_panel = 0x2A3800,
+        .pcie_regs = {.phys = CRONUS_ADDR(0x220000)},
+        .tim_ch = {.phys = CRONUS_ADDR(0x2A2C10)},
+        .tim_cl = {.phys = CRONUS_ADDR(0x2A2C14)},
+        .gpio_dout = {.phys = CRONUS_ADDR(0x2A2C20)},
+        .gpio_din = {.phys = CRONUS_ADDR(0x2A2C24)},
+        .gpio_dir = {.phys = CRONUS_ADDR(0x2A2C2C)},
+        .watchdog = {.phys = CRONUS_ADDR(0x2A2C30)},
+        .front_panel = {.phys = CRONUS_ADDR(0x2A3800)},
 };
diff --git a/arch/mips/powertv/asic/asic-zeus.c b/arch/mips/powertv/asic/asic-zeus.c
index 1469daab920e..095cbe10ebb9 100644
--- a/arch/mips/powertv/asic/asic-zeus.c
+++ b/arch/mips/powertv/asic/asic-zeus.c
@@ -23,76 +23,79 @@
  * Description:  Defines the platform resources for the SA settop.
  */
 
+#include <linux/init.h>
 #include <asm/mach-powertv/asic.h>
 
-const struct register_map zeus_register_map = {
-        .eic_slow0_strt_add = 0x000000,
-        .eic_cfg_bits = 0x000038,
-        .eic_ready_status = 0x00004c,
+#define ZEUS_ADDR(x)    (ZEUS_IO_BASE + (x))
 
-        .chipver3 = 0x280800,
-        .chipver2 = 0x280804,
-        .chipver1 = 0x280808,
-        .chipver0 = 0x28080c,
+const struct register_map zeus_register_map __initdata = {
+        .eic_slow0_strt_add = {.phys = ZEUS_ADDR(0x000000)},
+        .eic_cfg_bits = {.phys = ZEUS_ADDR(0x000038)},
+        .eic_ready_status = {.phys = ZEUS_ADDR(0x00004c)},
+
+        .chipver3 = {.phys = ZEUS_ADDR(0x280800)},
+        .chipver2 = {.phys = ZEUS_ADDR(0x280804)},
+        .chipver1 = {.phys = ZEUS_ADDR(0x280808)},
+        .chipver0 = {.phys = ZEUS_ADDR(0x28080c)},
 
         /* The registers of IRBlaster */
-        .uart1_intstat = 0x281800,
-        .uart1_inten = 0x281804,
-        .uart1_config1 = 0x281808,
-        .uart1_config2 = 0x28180C,
-        .uart1_divisorhi = 0x281810,
-        .uart1_divisorlo = 0x281814,
-        .uart1_data = 0x281818,
-        .uart1_status = 0x28181C,
+        .uart1_intstat = {.phys = ZEUS_ADDR(0x281800)},
+        .uart1_inten = {.phys = ZEUS_ADDR(0x281804)},
+        .uart1_config1 = {.phys = ZEUS_ADDR(0x281808)},
+        .uart1_config2 = {.phys = ZEUS_ADDR(0x28180C)},
+        .uart1_divisorhi = {.phys = ZEUS_ADDR(0x281810)},
+        .uart1_divisorlo = {.phys = ZEUS_ADDR(0x281814)},
+        .uart1_data = {.phys = ZEUS_ADDR(0x281818)},
+        .uart1_status = {.phys = ZEUS_ADDR(0x28181C)},
 
-        .int_stat_3 = 0x282800,
-        .int_stat_2 = 0x282804,
-        .int_stat_1 = 0x282808,
-        .int_stat_0 = 0x28280c,
-        .int_config = 0x282810,
-        .int_int_scan = 0x282818,
-        .ien_int_3 = 0x282830,
-        .ien_int_2 = 0x282834,
-        .ien_int_1 = 0x282838,
-        .ien_int_0 = 0x28283c,
-        .int_level_3_3 = 0x282880,
-        .int_level_3_2 = 0x282884,
-        .int_level_3_1 = 0x282888,
-        .int_level_3_0 = 0x28288c,
-        .int_level_2_3 = 0x282890,
-        .int_level_2_2 = 0x282894,
-        .int_level_2_1 = 0x282898,
-        .int_level_2_0 = 0x28289c,
-        .int_level_1_3 = 0x2828a0,
-        .int_level_1_2 = 0x2828a4,
-        .int_level_1_1 = 0x2828a8,
-        .int_level_1_0 = 0x2828ac,
-        .int_level_0_3 = 0x2828b0,
-        .int_level_0_2 = 0x2828b4,
-        .int_level_0_1 = 0x2828b8,
-        .int_level_0_0 = 0x2828bc,
-        .int_docsis_en = 0x2828F4,
+        .int_stat_3 = {.phys = ZEUS_ADDR(0x282800)},
+        .int_stat_2 = {.phys = ZEUS_ADDR(0x282804)},
+        .int_stat_1 = {.phys = ZEUS_ADDR(0x282808)},
+        .int_stat_0 = {.phys = ZEUS_ADDR(0x28280c)},
+        .int_config = {.phys = ZEUS_ADDR(0x282810)},
+        .int_int_scan = {.phys = ZEUS_ADDR(0x282818)},
+        .ien_int_3 = {.phys = ZEUS_ADDR(0x282830)},
+        .ien_int_2 = {.phys = ZEUS_ADDR(0x282834)},
+        .ien_int_1 = {.phys = ZEUS_ADDR(0x282838)},
+        .ien_int_0 = {.phys = ZEUS_ADDR(0x28283c)},
+        .int_level_3_3 = {.phys = ZEUS_ADDR(0x282880)},
+        .int_level_3_2 = {.phys = ZEUS_ADDR(0x282884)},
+        .int_level_3_1 = {.phys = ZEUS_ADDR(0x282888)},
+        .int_level_3_0 = {.phys = ZEUS_ADDR(0x28288c)},
+        .int_level_2_3 = {.phys = ZEUS_ADDR(0x282890)},
+        .int_level_2_2 = {.phys = ZEUS_ADDR(0x282894)},
+        .int_level_2_1 = {.phys = ZEUS_ADDR(0x282898)},
+        .int_level_2_0 = {.phys = ZEUS_ADDR(0x28289c)},
+        .int_level_1_3 = {.phys = ZEUS_ADDR(0x2828a0)},
+        .int_level_1_2 = {.phys = ZEUS_ADDR(0x2828a4)},
+        .int_level_1_1 = {.phys = ZEUS_ADDR(0x2828a8)},
+        .int_level_1_0 = {.phys = ZEUS_ADDR(0x2828ac)},
+        .int_level_0_3 = {.phys = ZEUS_ADDR(0x2828b0)},
+        .int_level_0_2 = {.phys = ZEUS_ADDR(0x2828b4)},
+        .int_level_0_1 = {.phys = ZEUS_ADDR(0x2828b8)},
+        .int_level_0_0 = {.phys = ZEUS_ADDR(0x2828bc)},
+        .int_docsis_en = {.phys = ZEUS_ADDR(0x2828F4)},
 
-        .mips_pll_setup = 0x1a0000,
-        .usb_fs = 0x1a0018,
-        .test_bus = 0x1a0238,
-        .crt_spare = 0x1a0090,
-        .usb2_ohci_int_mask = 0x1e000c,
-        .usb2_strap = 0x1e0014,
-        .ehci_hcapbase = 0x1FFE00,
-        .ohci_hc_revision = 0x1FFC00,
-        .bcm1_bs_lmi_steer = 0x2C0008,
-        .usb2_control = 0x2c01a0,
-        .usb2_stbus_obc = 0x1FFF00,
-        .usb2_stbus_mess_size = 0x1FFF04,
-        .usb2_stbus_chunk_size = 0x1FFF08,
+        .mips_pll_setup = {.phys = ZEUS_ADDR(0x1a0000)},
+        .usb_fs = {.phys = ZEUS_ADDR(0x1a0018)},
+        .test_bus = {.phys = ZEUS_ADDR(0x1a0238)},
+        .crt_spare = {.phys = ZEUS_ADDR(0x1a0090)},
+        .usb2_ohci_int_mask = {.phys = ZEUS_ADDR(0x1e000c)},
+        .usb2_strap = {.phys = ZEUS_ADDR(0x1e0014)},
+        .ehci_hcapbase = {.phys = ZEUS_ADDR(0x1FFE00)},
+        .ohci_hc_revision = {.phys = ZEUS_ADDR(0x1FFC00)},
+        .bcm1_bs_lmi_steer = {.phys = ZEUS_ADDR(0x2C0008)},
+        .usb2_control = {.phys = ZEUS_ADDR(0x2c01a0)},
+        .usb2_stbus_obc = {.phys = ZEUS_ADDR(0x1FFF00)},
+        .usb2_stbus_mess_size = {.phys = ZEUS_ADDR(0x1FFF04)},
+        .usb2_stbus_chunk_size = {.phys = ZEUS_ADDR(0x1FFF08)},
 
-        .pcie_regs = 0x200000,
-        .tim_ch = 0x282C10,
-        .tim_cl = 0x282C14,
-        .gpio_dout = 0x282c20,
-        .gpio_din = 0x282c24,
-        .gpio_dir = 0x282c2C,
-        .watchdog = 0x282c30,
-        .front_panel = 0x283800,
+        .pcie_regs = {.phys = ZEUS_ADDR(0x200000)},
+        .tim_ch = {.phys = ZEUS_ADDR(0x282C10)},
+        .tim_cl = {.phys = ZEUS_ADDR(0x282C14)},
+        .gpio_dout = {.phys = ZEUS_ADDR(0x282c20)},
+        .gpio_din = {.phys = ZEUS_ADDR(0x282c24)},
+        .gpio_dir = {.phys = ZEUS_ADDR(0x282c2C)},
+        .watchdog = {.phys = ZEUS_ADDR(0x282c30)},
+        .front_panel = {.phys = ZEUS_ADDR(0x283800)},
 };
diff --git a/arch/mips/powertv/asic/asic_devices.c b/arch/mips/powertv/asic/asic_devices.c
index bae82880b6b5..6a882194e063 100644
--- a/arch/mips/powertv/asic/asic_devices.c
+++ b/arch/mips/powertv/asic/asic_devices.c
@@ -67,8 +67,8 @@ enum asic_type asic;
 
 unsigned int platform_features;
 unsigned int platform_family;
-const struct register_map  *register_map;
-EXPORT_SYMBOL(register_map);                    /* Exported for testing */
+struct register_map _asic_register_map;
+EXPORT_SYMBOL(_asic_register_map);              /* Exported for testing */
 unsigned long asic_phy_base;
 unsigned long asic_base;
 EXPORT_SYMBOL(asic_base);                       /* Exported for testing */
@@ -418,6 +418,15 @@ void platform_unconfigure_usb_ohci()
 {
 }
 
+static void __init set_register_map(unsigned long phys_base,
+        const struct register_map *map)
+{
+        asic_phy_base = phys_base;
+        _asic_register_map = *map;
+        register_map_virtualize(&_asic_register_map);
+        asic_base = (unsigned long)ioremap_nocache(phys_base, ASIC_IO_SIZE);
+}
+
 /**
  * configure_platform - configuration based on platform type.
  */
@@ -431,10 +440,7 @@ void __init configure_platform(void)
         case FAMILY_1500VZF:
                 platform_features = FFS_CAPABLE;
                 asic = ASIC_CALLIOPE;
-                asic_phy_base = CALLIOPE_IO_BASE;
-                register_map = &calliope_register_map;
-                asic_base = (unsigned long)ioremap_nocache(asic_phy_base,
-                        ASIC_IO_SIZE);
+                set_register_map(CALLIOPE_IO_BASE, &calliope_register_map);
 
                 if (platform_family == FAMILY_1500VZE) {
                         gp_resources = non_dvr_vze_calliope_resources;
@@ -455,10 +461,7 @@ void __init configure_platform(void)
                 platform_features = FFS_CAPABLE | PCIE_CAPABLE |
                         DISPLAY_CAPABLE;
                 asic = ASIC_ZEUS;
-                asic_phy_base = ZEUS_IO_BASE;
-                register_map = &zeus_register_map;
-                asic_base = (unsigned long)ioremap_nocache(asic_phy_base,
-                        ASIC_IO_SIZE);
+                set_register_map(ZEUS_IO_BASE, &zeus_register_map);
                 gp_resources = non_dvr_zeus_resources;
 
                 pr_info("Platform: 4500 - ZEUS, NON_DVR_CAPABLE\n");
@@ -471,11 +474,6 @@ void __init configure_platform(void)
                 /* The settop has PCIE but it isn't used, so don't advertise
                  * it*/
                 platform_features = FFS_CAPABLE | DISPLAY_CAPABLE;
-                asic_phy_base = CRONUS_IO_BASE;   /* same as Cronus */
-                register_map = &cronus_register_map;   /* same as Cronus */
-                asic_base = (unsigned long)ioremap_nocache(asic_phy_base,
-                        ASIC_IO_SIZE);
-                gp_resources = non_dvr_cronuslite_resources;
 
                 /* ASIC version will determine if this is a real CronusLite or
                  * Castrati(Cronus) */
@@ -489,6 +487,9 @@ void __init configure_platform(void)
                 else
                         asic = ASIC_CRONUSLITE;
 
+                /* Cronus and Cronus Lite have the same register map */
+                set_register_map(CRONUS_IO_BASE, &cronus_register_map);
+                gp_resources = non_dvr_cronuslite_resources;
                 pr_info("Platform: 4600 - %s, NON_DVR_CAPABLE, "
                         "chipversion=0x%08X\n",
                         (asic == ASIC_CRONUS) ? "CRONUS" : "CRONUS LITE",
@@ -498,10 +499,7 @@ void __init configure_platform(void)
         case FAMILY_4600VZA:
                 platform_features = FFS_CAPABLE | DISPLAY_CAPABLE;
                 asic = ASIC_CRONUS;
-                asic_phy_base = CRONUS_IO_BASE;
-                register_map = &cronus_register_map;
-                asic_base = (unsigned long)ioremap_nocache(asic_phy_base,
-                        ASIC_IO_SIZE);
+                set_register_map(CRONUS_IO_BASE, &cronus_register_map);
                 gp_resources = non_dvr_cronus_resources;
 
                 pr_info("Platform: Vz Class A - CRONUS, NON_DVR_CAPABLE\n");
@@ -512,10 +510,7 @@ void __init configure_platform(void)
                 platform_features = DVR_CAPABLE | PCIE_CAPABLE |
                         DISPLAY_CAPABLE;
                 asic = ASIC_ZEUS;
-                asic_phy_base = ZEUS_IO_BASE;
-                register_map = &zeus_register_map;
-                asic_base = (unsigned long)ioremap_nocache(asic_phy_base,
-                        ASIC_IO_SIZE);
+                set_register_map(ZEUS_IO_BASE, &zeus_register_map);
                 gp_resources = dvr_zeus_resources;
 
                 pr_info("Platform: 8500/RNG200 - ZEUS, DVR_CAPABLE\n");
@@ -526,10 +521,7 @@ void __init configure_platform(void)
                 platform_features = DVR_CAPABLE | PCIE_CAPABLE |
                         DISPLAY_CAPABLE;
                 asic = ASIC_CRONUS;
-                asic_phy_base = CRONUS_IO_BASE;
-                register_map = &cronus_register_map;
-                asic_base = (unsigned long)ioremap_nocache(asic_phy_base,
-                        ASIC_IO_SIZE);
+                set_register_map(CRONUS_IO_BASE, &cronus_register_map);
                 gp_resources = dvr_cronus_resources;
 
                 pr_info("Platform: 8600/Vz Class B - CRONUS, "
diff --git a/arch/s390/include/asm/irqflags.h b/arch/s390/include/asm/irqflags.h
index 3f26131120b7..c2fb432f576a 100644
--- a/arch/s390/include/asm/irqflags.h
+++ b/arch/s390/include/asm/irqflags.h
@@ -1,14 +1,12 @@
 /*
- *  include/asm-s390/irqflags.h
- *
- *    Copyright (C) IBM Corp. 2006
- *    Author(s): Heiko Carstens <heiko.carstens@de.ibm.com>
+ *    Copyright IBM Corp. 2006,2010
+ *    Author(s): Martin Schwidefsky <schwidefsky@de.ibm.com>
  */
 
 #ifndef __ASM_IRQFLAGS_H
 #define __ASM_IRQFLAGS_H
 
-#ifdef __KERNEL__
+#include <linux/types.h>
 
 #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2)
 
@@ -102,5 +100,4 @@ static inline int raw_irqs_disabled_flags(unsigned long flags)
 /* For spinlocks etc */
 #define raw_local_irq_save(x)   ((x) = raw_local_irq_disable())
 
-#endif /* __KERNEL__ */
 #endif /* __ASM_IRQFLAGS_H */
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 48215d15762b..e8ef21c51bbe 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -571,6 +571,7 @@ pgm_svcper:
         mvc     __THREAD_per+__PER_access_id(1,%r8),__LC_PER_ACCESS_ID
         oi      __TI_flags+3(%r9),_TIF_SINGLE_STEP # set TIF_SINGLE_STEP
         TRACE_IRQS_ON
+        lm      %r2,%r6,SP_R2(%r15)     # load svc arguments
         stosm   __SF_EMPTY(%r15),0x03   # reenable interrupts
         b       BASED(sysc_do_svc)
 
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 9aff1d449b6e..f33658f09dd7 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -549,6 +549,7 @@ pgm_svcper:
         mvc     __THREAD_per+__PER_access_id(1,%r8),__LC_PER_ACCESS_ID
         oi      __TI_flags+7(%r9),_TIF_SINGLE_STEP # set TIF_SINGLE_STEP
         TRACE_IRQS_ON
+        lmg     %r2,%r6,SP_R2(%r15)     # load svc arguments
         stosm   __SF_EMPTY(%r15),0x03   # reenable interrupts
         j       sysc_do_svc
 
diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c
index 1675c48b9145..6289945562b0 100644
--- a/arch/s390/kernel/signal.c
+++ b/arch/s390/kernel/signal.c
@@ -64,7 +64,7 @@ SYSCALL_DEFINE3(sigsuspend, int, history0, int, history1, old_sigset_t, mask)
         recalc_sigpending();
         spin_unlock_irq(&current->sighand->siglock);
 
-        current->state = TASK_INTERRUPTIBLE;
+        set_current_state(TASK_INTERRUPTIBLE);
         schedule();
         set_thread_flag(TIF_RESTORE_SIGMASK);
 
diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c
index f2179cce1e4d..e1cbdb94d97b 100644
--- a/arch/sparc/kernel/irq_64.c
+++ b/arch/sparc/kernel/irq_64.c
@@ -268,10 +268,8 @@ static int irq_choose_cpu(unsigned int virt_irq, const struct cpumask *affinity)
         return cpuid;
 }
 #else
-static int irq_choose_cpu(unsigned int virt_irq, const struct cpumask *affinity)
-{
-        return real_hard_smp_processor_id();
-}
+#define irq_choose_cpu(virt_irq, affinity)      \
+        real_hard_smp_processor_id()
 #endif
 
 static void sun4u_irq_enable(unsigned int virt_irq)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index cbcbfdee3ee0..eb4092568f9e 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -989,12 +989,6 @@ config X86_CPUID
           with major 203 and minors 0 to 31 for /dev/cpu/0/cpuid to
           /dev/cpu/31/cpuid.
 
-config X86_CPU_DEBUG
-        tristate "/sys/kernel/debug/x86/cpu/* - CPU Debug support"
-        ---help---
-          If you select this option, this will provide various x86 CPUs
-          information through debugfs.
-
 choice
         prompt "High Memory Support"
         default HIGHMEM4G if !X86_NUMAQ
diff --git a/arch/x86/include/asm/cpu_debug.h b/arch/x86/include/asm/cpu_debug.h
deleted file mode 100644
index d96c1ee3a95c..000000000000
--- a/arch/x86/include/asm/cpu_debug.h
+++ /dev/null
@@ -1,127 +0,0 @@
-#ifndef _ASM_X86_CPU_DEBUG_H
-#define _ASM_X86_CPU_DEBUG_H
-
-/*
- * CPU x86 architecture debug
- *
- * Copyright(C) 2009 Jaswinder Singh Rajput
- */
-
-/* Register flags */
-enum cpu_debug_bit {
-/* Model Specific Registers (MSRs)                                      */
-        CPU_MC_BIT,                             /* Machine Check        */
-        CPU_MONITOR_BIT,                        /* Monitor              */
-        CPU_TIME_BIT,                           /* Time                 */
-        CPU_PMC_BIT,                            /* Performance Monitor  */
-        CPU_PLATFORM_BIT,                       /* Platform             */
-        CPU_APIC_BIT,                           /* APIC                 */
-        CPU_POWERON_BIT,                        /* Power-on             */
-        CPU_CONTROL_BIT,                        /* Control              */
-        CPU_FEATURES_BIT,                       /* Features control     */
-        CPU_LBRANCH_BIT,                        /* Last Branch          */
-        CPU_BIOS_BIT,                           /* BIOS                 */
-        CPU_FREQ_BIT,                           /* Frequency            */
-        CPU_MTTR_BIT,                           /* MTRR                 */
-        CPU_PERF_BIT,                           /* Performance          */
-        CPU_CACHE_BIT,                          /* Cache                */
-        CPU_SYSENTER_BIT,                       /* Sysenter             */
-        CPU_THERM_BIT,                          /* Thermal              */
-        CPU_MISC_BIT,                           /* Miscellaneous        */
-        CPU_DEBUG_BIT,                          /* Debug                */
-        CPU_PAT_BIT,                            /* PAT                  */
-        CPU_VMX_BIT,                            /* VMX                  */
-        CPU_CALL_BIT,                           /* System Call          */
-        CPU_BASE_BIT,                           /* BASE Address         */
-        CPU_VER_BIT,                            /* Version ID           */
-        CPU_CONF_BIT,                           /* Configuration        */
-        CPU_SMM_BIT,                            /* System mgmt mode     */
-        CPU_SVM_BIT,                            /*Secure Virtual Machine*/
-        CPU_OSVM_BIT,                           /* OS-Visible Workaround*/
-/* Standard Registers                                                   */
-        CPU_TSS_BIT,                            /* Task Stack Segment   */
-        CPU_CR_BIT,                             /* Control Registers    */
-        CPU_DT_BIT,                             /* Descriptor Table     */
-/* End of Registers flags                                               */
-        CPU_REG_ALL_BIT,                        /* Select all Registers */
-};
-
-#define CPU_REG_ALL             (~0)            /* Select all Registers */
-
-#define CPU_MC                  (1 << CPU_MC_BIT)
-#define CPU_MONITOR             (1 << CPU_MONITOR_BIT)
-#define CPU_TIME                (1 << CPU_TIME_BIT)
-#define CPU_PMC                 (1 << CPU_PMC_BIT)
-#define CPU_PLATFORM            (1 << CPU_PLATFORM_BIT)
-#define CPU_APIC                (1 << CPU_APIC_BIT)
-#define CPU_POWERON             (1 << CPU_POWERON_BIT)
-#define CPU_CONTROL             (1 << CPU_CONTROL_BIT)
-#define CPU_FEATURES            (1 << CPU_FEATURES_BIT)
-#define CPU_LBRANCH             (1 << CPU_LBRANCH_BIT)
-#define CPU_BIOS                (1 << CPU_BIOS_BIT)
-#define CPU_FREQ                (1 << CPU_FREQ_BIT)
-#define CPU_MTRR                (1 << CPU_MTTR_BIT)
-#define CPU_PERF                (1 << CPU_PERF_BIT)
-#define CPU_CACHE               (1 << CPU_CACHE_BIT)
-#define CPU_SYSENTER            (1 << CPU_SYSENTER_BIT)
-#define CPU_THERM               (1 << CPU_THERM_BIT)
-#define CPU_MISC                (1 << CPU_MISC_BIT)
-#define CPU_DEBUG               (1 << CPU_DEBUG_BIT)
-#define CPU_PAT                 (1 << CPU_PAT_BIT)
-#define CPU_VMX                 (1 << CPU_VMX_BIT)
-#define CPU_CALL                (1 << CPU_CALL_BIT)
-#define CPU_BASE                (1 << CPU_BASE_BIT)
-#define CPU_VER                 (1 << CPU_VER_BIT)
-#define CPU_CONF                (1 << CPU_CONF_BIT)
-#define CPU_SMM                 (1 << CPU_SMM_BIT)
-#define CPU_SVM                 (1 << CPU_SVM_BIT)
-#define CPU_OSVM                (1 << CPU_OSVM_BIT)
-#define CPU_TSS                 (1 << CPU_TSS_BIT)
-#define CPU_CR                  (1 << CPU_CR_BIT)
-#define CPU_DT                  (1 << CPU_DT_BIT)
-
-/* Register file flags */
-enum cpu_file_bit {
-        CPU_INDEX_BIT,                          /* index                */
-        CPU_VALUE_BIT,                          /* value                */
-};
-
-#define CPU_FILE_VALUE          (1 << CPU_VALUE_BIT)
-
-#define MAX_CPU_FILES           512
-
-struct cpu_private {
-        unsigned                cpu;
-        unsigned                type;
-        unsigned                reg;
-        unsigned                file;
-};
-
-struct cpu_debug_base {
-        char                    *name;          /* Register name        */
-        unsigned                flag;           /* Register flag        */
-        unsigned                write;          /* Register write flag  */
-};
-
-/*
- * Currently it looks similar to cpu_debug_base but once we add more files
- * cpu_file_base will go in different direction
- */
-struct cpu_file_base {
-        char                    *name;          /* Register file name   */
-        unsigned                flag;           /* Register file flag   */
-        unsigned                write;          /* Register write flag  */
-};
-
-struct cpu_cpuX_base {
-        struct dentry           *dentry;        /* Register dentry      */
-        int                     init;           /* Register index file  */
-};
-
-struct cpu_debug_range {
-        unsigned                min;            /* Register range min   */
-        unsigned                max;            /* Register range max   */
-        unsigned                flag;           /* Supported flags      */
-};
-
-#endif /* _ASM_X86_CPU_DEBUG_H */
diff --git a/arch/x86/include/asm/hpet.h b/arch/x86/include/asm/hpet.h
index 5d89fd2a3690..1d5c08a1bdfd 100644
--- a/arch/x86/include/asm/hpet.h
+++ b/arch/x86/include/asm/hpet.h
@@ -67,6 +67,7 @@ extern unsigned long hpet_address;
 extern unsigned long force_hpet_address;
 extern u8 hpet_blockid;
 extern int hpet_force_user;
+extern u8 hpet_msi_disable;
 extern int is_hpet_enabled(void);
 extern int hpet_enable(void);
 extern void hpet_disable(void);
diff --git a/arch/x86/include/asm/microcode.h b/arch/x86/include/asm/microcode.h
index c24ca9a56458..ef51b501e22a 100644
--- a/arch/x86/include/asm/microcode.h
+++ b/arch/x86/include/asm/microcode.h
@@ -12,8 +12,6 @@ struct device;
 enum ucode_state { UCODE_ERROR, UCODE_OK, UCODE_NFOUND };
 
 struct microcode_ops {
-        void (*init)(struct device *device);
-        void (*fini)(void);
         enum ucode_state (*request_microcode_user) (int cpu,
                                 const void __user *buf, size_t size);
 
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
index 1d2cb383410e..c202b62f3671 100644
--- a/arch/x86/kernel/cpu/Makefile
+++ b/arch/x86/kernel/cpu/Makefile
@@ -19,8 +19,6 @@ obj-y			+= vmware.o hypervisor.o sched.o
 obj-$(CONFIG_X86_32)    += bugs.o cmpxchg.o
 obj-$(CONFIG_X86_64)    += bugs_64.o
 
-obj-$(CONFIG_X86_CPU_DEBUG)             += cpu_debug.o
-
 obj-$(CONFIG_CPU_SUP_INTEL)             += intel.o
 obj-$(CONFIG_CPU_SUP_AMD)               += amd.o
 obj-$(CONFIG_CPU_SUP_CYRIX_32)          += cyrix.o
diff --git a/arch/x86/kernel/cpu/cpu_debug.c b/arch/x86/kernel/cpu/cpu_debug.c
deleted file mode 100644
index b368cd862997..000000000000
--- a/arch/x86/kernel/cpu/cpu_debug.c
+++ /dev/null
@@ -1,688 +0,0 @@
-/*
- * CPU x86 architecture debug code
- *
- * Copyright(C) 2009 Jaswinder Singh Rajput
- *
- * For licencing details see kernel-base/COPYING
- */
-
-#include <linux/interrupt.h>
-#include <linux/compiler.h>
-#include <linux/seq_file.h>
-#include <linux/debugfs.h>
-#include <linux/kprobes.h>
-#include <linux/uaccess.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/percpu.h>
-#include <linux/signal.h>
-#include <linux/errno.h>
-#include <linux/sched.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/smp.h>
-
-#include <asm/cpu_debug.h>
-#include <asm/paravirt.h>
-#include <asm/system.h>
-#include <asm/traps.h>
-#include <asm/apic.h>
-#include <asm/desc.h>
-
-static DEFINE_PER_CPU(struct cpu_cpuX_base [CPU_REG_ALL_BIT], cpud_arr);
-static DEFINE_PER_CPU(struct cpu_private * [MAX_CPU_FILES], cpud_priv_arr);
-static DEFINE_PER_CPU(int, cpud_priv_count);
-
-static DEFINE_MUTEX(cpu_debug_lock);
-
-static struct dentry *cpu_debugfs_dir;
-
-static struct cpu_debug_base cpu_base[] = {
-        { "mc",         CPU_MC,         0       },
-        { "monitor",    CPU_MONITOR,    0       },
-        { "time",       CPU_TIME,       0       },
-        { "pmc",        CPU_PMC,        1       },
-        { "platform",   CPU_PLATFORM,   0       },
-        { "apic",       CPU_APIC,       0       },
-        { "poweron",    CPU_POWERON,    0       },
-        { "control",    CPU_CONTROL,    0       },
-        { "features",   CPU_FEATURES,   0       },
-        { "lastbranch", CPU_LBRANCH,    0       },
-        { "bios",       CPU_BIOS,       0       },
-        { "freq",       CPU_FREQ,       0       },
-        { "mtrr",       CPU_MTRR,       0       },
-        { "perf",       CPU_PERF,       0       },
-        { "cache",      CPU_CACHE,      0       },
-        { "sysenter",   CPU_SYSENTER,   0       },
-        { "therm",      CPU_THERM,      0       },
-        { "misc",       CPU_MISC,       0       },
-        { "debug",      CPU_DEBUG,      0       },
-        { "pat",        CPU_PAT,        0       },
-        { "vmx",        CPU_VMX,        0       },
-        { "call",       CPU_CALL,       0       },
-        { "base",       CPU_BASE,       0       },
-        { "ver",        CPU_VER,        0       },
-        { "conf",       CPU_CONF,       0       },
-        { "smm",        CPU_SMM,        0       },
-        { "svm",        CPU_SVM,        0       },
-        { "osvm",       CPU_OSVM,       0       },
-        { "tss",        CPU_TSS,        0       },
-        { "cr",         CPU_CR,         0       },
-        { "dt",         CPU_DT,         0       },
-        { "registers",  CPU_REG_ALL,    0       },
-};
-
-static struct cpu_file_base cpu_file[] = {
-        { "index",      CPU_REG_ALL,    0       },
-        { "value",      CPU_REG_ALL,    1       },
-};
-
-/* CPU Registers Range */
-static struct cpu_debug_range cpu_reg_range[] = {
-        { 0x00000000, 0x00000001, CPU_MC,       },
-        { 0x00000006, 0x00000007, CPU_MONITOR,  },
-        { 0x00000010, 0x00000010, CPU_TIME,     },
-        { 0x00000011, 0x00000013, CPU_PMC,      },
-        { 0x00000017, 0x00000017, CPU_PLATFORM, },
-        { 0x0000001B, 0x0000001B, CPU_APIC,     },
-        { 0x0000002A, 0x0000002B, CPU_POWERON,  },
-        { 0x0000002C, 0x0000002C, CPU_FREQ,     },
-        { 0x0000003A, 0x0000003A, CPU_CONTROL,  },
-        { 0x00000040, 0x00000047, CPU_LBRANCH,  },
-        { 0x00000060, 0x00000067, CPU_LBRANCH,  },
-        { 0x00000079, 0x00000079, CPU_BIOS,     },
-        { 0x00000088, 0x0000008A, CPU_CACHE,    },
-        { 0x0000008B, 0x0000008B, CPU_BIOS,     },
-        { 0x0000009B, 0x0000009B, CPU_MONITOR,  },
-        { 0x000000C1, 0x000000C4, CPU_PMC,      },
-        { 0x000000CD, 0x000000CD, CPU_FREQ,     },
-        { 0x000000E7, 0x000000E8, CPU_PERF,     },
-        { 0x000000FE, 0x000000FE, CPU_MTRR,     },
-
-        { 0x00000116, 0x0000011E, CPU_CACHE,    },
-        { 0x00000174, 0x00000176, CPU_SYSENTER, },
-        { 0x00000179, 0x0000017B, CPU_MC,       },
-        { 0x00000186, 0x00000189, CPU_PMC,      },
-        { 0x00000198, 0x00000199, CPU_PERF,     },
-        { 0x0000019A, 0x0000019A, CPU_TIME,     },
-        { 0x0000019B, 0x0000019D, CPU_THERM,    },
-        { 0x000001A0, 0x000001A0, CPU_MISC,     },
-        { 0x000001C9, 0x000001C9, CPU_LBRANCH,  },
-        { 0x000001D7, 0x000001D8, CPU_LBRANCH,  },
-        { 0x000001D9, 0x000001D9, CPU_DEBUG,    },
-        { 0x000001DA, 0x000001E0, CPU_LBRANCH,  },
-
-        { 0x00000200, 0x0000020F, CPU_MTRR,     },
-        { 0x00000250, 0x00000250, CPU_MTRR,     },
-        { 0x00000258, 0x00000259, CPU_MTRR,     },
-        { 0x00000268, 0x0000026F, CPU_MTRR,     },
-        { 0x00000277, 0x00000277, CPU_PAT,      },
-        { 0x000002FF, 0x000002FF, CPU_MTRR,     },
-
-        { 0x00000300, 0x00000311, CPU_PMC,      },
-        { 0x00000345, 0x00000345, CPU_PMC,      },
-        { 0x00000360, 0x00000371, CPU_PMC,      },
-        { 0x0000038D, 0x00000390, CPU_PMC,      },
-        { 0x000003A0, 0x000003BE, CPU_PMC,      },
-        { 0x000003C0, 0x000003CD, CPU_PMC,      },
-        { 0x000003E0, 0x000003E1, CPU_PMC,      },
-        { 0x000003F0, 0x000003F2, CPU_PMC,      },
-
-        { 0x00000400, 0x00000417, CPU_MC,       },
-        { 0x00000480, 0x0000048B, CPU_VMX,      },
-
-        { 0x00000600, 0x00000600, CPU_DEBUG,    },
-        { 0x00000680, 0x0000068F, CPU_LBRANCH,  },
-        { 0x000006C0, 0x000006CF, CPU_LBRANCH,  },
-
-        { 0x000107CC, 0x000107D3, CPU_PMC,      },
-
-        { 0xC0000080, 0xC0000080, CPU_FEATURES, },
-        { 0xC0000081, 0xC0000084, CPU_CALL,     },
-        { 0xC0000100, 0xC0000102, CPU_BASE,     },
-        { 0xC0000103, 0xC0000103, CPU_TIME,     },
-
-        { 0xC0010000, 0xC0010007, CPU_PMC,      },
-        { 0xC0010010, 0xC0010010, CPU_CONF,     },
-        { 0xC0010015, 0xC0010015, CPU_CONF,     },
-        { 0xC0010016, 0xC001001A, CPU_MTRR,     },
-        { 0xC001001D, 0xC001001D, CPU_MTRR,     },
-        { 0xC001001F, 0xC001001F, CPU_CONF,     },
-        { 0xC0010030, 0xC0010035, CPU_BIOS,     },
-        { 0xC0010044, 0xC0010048, CPU_MC,       },
-        { 0xC0010050, 0xC0010056, CPU_SMM,      },
-        { 0xC0010058, 0xC0010058, CPU_CONF,     },
-        { 0xC0010060, 0xC0010060, CPU_CACHE,    },
-        { 0xC0010061, 0xC0010068, CPU_SMM,      },
-        { 0xC0010069, 0xC001006B, CPU_SMM,      },
-        { 0xC0010070, 0xC0010071, CPU_SMM,      },
-        { 0xC0010111, 0xC0010113, CPU_SMM,      },
-        { 0xC0010114, 0xC0010118, CPU_SVM,      },
-        { 0xC0010140, 0xC0010141, CPU_OSVM,     },
-        { 0xC0011022, 0xC0011023, CPU_CONF,     },
-};
-
-static int is_typeflag_valid(unsigned cpu, unsigned flag)
-{
-        int i;
-
-        /* Standard Registers should be always valid */
-        if (flag >= CPU_TSS)
-                return 1;
-
-        for (i = 0; i < ARRAY_SIZE(cpu_reg_range); i++) {
-                if (cpu_reg_range[i].flag == flag)
-                        return 1;
-        }
-
-        /* Invalid */
-        return 0;
-}
-
-static unsigned get_cpu_range(unsigned cpu, unsigned *min, unsigned *max,
-                              int index, unsigned flag)
-{
-        if (cpu_reg_range[index].flag == flag) {
-                *min = cpu_reg_range[index].min;
-                *max = cpu_reg_range[index].max;
-        } else
-                *max = 0;
-
-        return *max;
-}
-
-/* This function can also be called with seq = NULL for printk */
-static void print_cpu_data(struct seq_file *seq, unsigned type,
-                           u32 low, u32 high)
-{
-        struct cpu_private *priv;
-        u64 val = high;
-
-        if (seq) {
-                priv = seq->private;
-                if (priv->file) {
-                        val = (val << 32) | low;
-                        seq_printf(seq, "0x%llx\n", val);
-                } else
-                        seq_printf(seq, " %08x: %08x_%08x\n",
-                                   type, high, low);
-        } else
-                printk(KERN_INFO " %08x: %08x_%08x\n", type, high, low);
-}
-
-/* This function can also be called with seq = NULL for printk */
-static void print_msr(struct seq_file *seq, unsigned cpu, unsigned flag)
-{
-        unsigned msr, msr_min, msr_max;
-        struct cpu_private *priv;
-        u32 low, high;
-        int i;
-
-        if (seq) {
-                priv = seq->private;
-                if (priv->file) {
-                        if (!rdmsr_safe_on_cpu(priv->cpu, priv->reg,
-                                               &low, &high))
-                                print_cpu_data(seq, priv->reg, low, high);
-                        return;
-                }
-        }
-
-        for (i = 0; i < ARRAY_SIZE(cpu_reg_range); i++) {
-                if (!get_cpu_range(cpu, &msr_min, &msr_max, i, flag))
-                        continue;
-
-                for (msr = msr_min; msr <= msr_max; msr++) {
-                        if (rdmsr_safe_on_cpu(cpu, msr, &low, &high))
-                                continue;
-                        print_cpu_data(seq, msr, low, high);
-                }
-        }
-}
-
-static void print_tss(void *arg)
-{
-        struct pt_regs *regs = task_pt_regs(current);
-        struct seq_file *seq = arg;
-        unsigned int seg;
-
-        seq_printf(seq, " RAX\t: %016lx\n", regs->ax);
-        seq_printf(seq, " RBX\t: %016lx\n", regs->bx);
-        seq_printf(seq, " RCX\t: %016lx\n", regs->cx);
-        seq_printf(seq, " RDX\t: %016lx\n", regs->dx);
-
-        seq_printf(seq, " RSI\t: %016lx\n", regs->si);
-        seq_printf(seq, " RDI\t: %016lx\n", regs->di);
-        seq_printf(seq, " RBP\t: %016lx\n", regs->bp);
-        seq_printf(seq, " ESP\t: %016lx\n", regs->sp);
-
-#ifdef CONFIG_X86_64
-        seq_printf(seq, " R08\t: %016lx\n", regs->r8);
-        seq_printf(seq, " R09\t: %016lx\n", regs->r9);
-        seq_printf(seq, " R10\t: %016lx\n", regs->r10);
-        seq_printf(seq, " R11\t: %016lx\n", regs->r11);
-        seq_printf(seq, " R12\t: %016lx\n", regs->r12);
-        seq_printf(seq, " R13\t: %016lx\n", regs->r13);
-        seq_printf(seq, " R14\t: %016lx\n", regs->r14);
-        seq_printf(seq, " R15\t: %016lx\n", regs->r15);
-#endif
-
-        asm("movl %%cs,%0" : "=r" (seg));
-        seq_printf(seq, " CS\t:             %04x\n", seg);
-        asm("movl %%ds,%0" : "=r" (seg));
-        seq_printf(seq, " DS\t:             %04x\n", seg);
-        seq_printf(seq, " SS\t:             %04lx\n", regs->ss & 0xffff);
-        asm("movl %%es,%0" : "=r" (seg));
-        seq_printf(seq, " ES\t:             %04x\n", seg);
-        asm("movl %%fs,%0" : "=r" (seg));
-        seq_printf(seq, " FS\t:             %04x\n", seg);
-        asm("movl %%gs,%0" : "=r" (seg));
-        seq_printf(seq, " GS\t:             %04x\n", seg);
-
-        seq_printf(seq, " EFLAGS\t: %016lx\n", regs->flags);
-
-        seq_printf(seq, " EIP\t: %016lx\n", regs->ip);
-}
-
-static void print_cr(void *arg)
-{
-        struct seq_file *seq = arg;
-
-        seq_printf(seq, " cr0\t: %016lx\n", read_cr0());
-        seq_printf(seq, " cr2\t: %016lx\n", read_cr2());
-        seq_printf(seq, " cr3\t: %016lx\n", read_cr3());
-        seq_printf(seq, " cr4\t: %016lx\n", read_cr4_safe());
-#ifdef CONFIG_X86_64
-        seq_printf(seq, " cr8\t: %016lx\n", read_cr8());
-#endif
-}
-
-static void print_desc_ptr(char *str, struct seq_file *seq, struct desc_ptr dt)
-{
-        seq_printf(seq, " %s\t: %016llx\n", str, (u64)(dt.address | dt.size));
-}
-
-static void print_dt(void *seq)
-{
-        struct desc_ptr dt;
-        unsigned long ldt;
-
-        /* IDT */
-        store_idt((struct desc_ptr *)&dt);
-        print_desc_ptr("IDT", seq, dt);
-
-        /* GDT */
-        store_gdt((struct desc_ptr *)&dt);
-        print_desc_ptr("GDT", seq, dt);
-
-        /* LDT */
-        store_ldt(ldt);
-        seq_printf(seq, " LDT\t: %016lx\n", ldt);
-
-        /* TR */
-        store_tr(ldt);
-        seq_printf(seq, " TR\t: %016lx\n", ldt);
-}
-
-static void print_dr(void *arg)
-{
-        struct seq_file *seq = arg;
-        unsigned long dr;
-        int i;
-
-        for (i = 0; i < 8; i++) {
-                /* Ignore db4, db5 */
-                if ((i == 4) || (i == 5))
-                        continue;
-                get_debugreg(dr, i);
-                seq_printf(seq, " dr%d\t: %016lx\n", i, dr);
-        }
-
-        seq_printf(seq, "\n MSR\t:\n");
-}
-
-static void print_apic(void *arg)
-{
-        struct seq_file *seq = arg;
-
-#ifdef CONFIG_X86_LOCAL_APIC
-        seq_printf(seq, " LAPIC\t:\n");
-        seq_printf(seq, " ID\t\t: %08x\n",  apic_read(APIC_ID) >> 24);
-        seq_printf(seq, " LVR\t\t: %08x\n",  apic_read(APIC_LVR));
-        seq_printf(seq, " TASKPRI\t: %08x\n",  apic_read(APIC_TASKPRI));
-        seq_printf(seq, " ARBPRI\t\t: %08x\n",  apic_read(APIC_ARBPRI));
-        seq_printf(seq, " PROCPRI\t: %08x\n",  apic_read(APIC_PROCPRI));
-        seq_printf(seq, " LDR\t\t: %08x\n",  apic_read(APIC_LDR));
-        seq_printf(seq, " DFR\t\t: %08x\n",  apic_read(APIC_DFR));
-        seq_printf(seq, " SPIV\t\t: %08x\n",  apic_read(APIC_SPIV));
-        seq_printf(seq, " ISR\t\t: %08x\n",  apic_read(APIC_ISR));
-        seq_printf(seq, " ESR\t\t: %08x\n",  apic_read(APIC_ESR));
-        seq_printf(seq, " ICR\t\t: %08x\n",  apic_read(APIC_ICR));
-        seq_printf(seq, " ICR2\t\t: %08x\n",  apic_read(APIC_ICR2));
-        seq_printf(seq, " LVTT\t\t: %08x\n",  apic_read(APIC_LVTT));
-        seq_printf(seq, " LVTTHMR\t: %08x\n",  apic_read(APIC_LVTTHMR));
-        seq_printf(seq, " LVTPC\t\t: %08x\n",  apic_read(APIC_LVTPC));
-        seq_printf(seq, " LVT0\t\t: %08x\n",  apic_read(APIC_LVT0));
-        seq_printf(seq, " LVT1\t\t: %08x\n",  apic_read(APIC_LVT1));
-        seq_printf(seq, " LVTERR\t\t: %08x\n",  apic_read(APIC_LVTERR));
-        seq_printf(seq, " TMICT\t\t: %08x\n",  apic_read(APIC_TMICT));
-        seq_printf(seq, " TMCCT\t\t: %08x\n",  apic_read(APIC_TMCCT));
-        seq_printf(seq, " TDCR\t\t: %08x\n",  apic_read(APIC_TDCR));
-        if (boot_cpu_has(X86_FEATURE_EXTAPIC)) {
-                unsigned int i, v, maxeilvt;
-
-                v = apic_read(APIC_EFEAT);
-                maxeilvt = (v >> 16) & 0xff;
-                seq_printf(seq, " EFEAT\t\t: %08x\n", v);
-                seq_printf(seq, " ECTRL\t\t: %08x\n", apic_read(APIC_ECTRL));
-
-                for (i = 0; i < maxeilvt; i++) {
-                        v = apic_read(APIC_EILVTn(i));
-                        seq_printf(seq, " EILVT%d\t\t: %08x\n", i, v);
-                }
-        }
-#endif /* CONFIG_X86_LOCAL_APIC */
-        seq_printf(seq, "\n MSR\t:\n");
-}
-
-static int cpu_seq_show(struct seq_file *seq, void *v)
-{
-        struct cpu_private *priv = seq->private;
-
-        if (priv == NULL)
-                return -EINVAL;
-
-        switch (cpu_base[priv->type].flag) {
-        case CPU_TSS:
-                smp_call_function_single(priv->cpu, print_tss, seq, 1);
-                break;
-        case CPU_CR:
-                smp_call_function_single(priv->cpu, print_cr, seq, 1);
-                break;
-        case CPU_DT:
-                smp_call_function_single(priv->cpu, print_dt, seq, 1);
-                break;
-        case CPU_DEBUG:
-                if (priv->file == CPU_INDEX_BIT)
-                        smp_call_function_single(priv->cpu, print_dr, seq, 1);
-                print_msr(seq, priv->cpu, cpu_base[priv->type].flag);
-                break;
-        case CPU_APIC:
-                if (priv->file == CPU_INDEX_BIT)
-                        smp_call_function_single(priv->cpu, print_apic, seq, 1);
-                print_msr(seq, priv->cpu, cpu_base[priv->type].flag);
-                break;
-
-        default:
-                print_msr(seq, priv->cpu, cpu_base[priv->type].flag);
-                break;
-        }
-        seq_printf(seq, "\n");
-
-        return 0;
-}
-
-static void *cpu_seq_start(struct seq_file *seq, loff_t *pos)
-{
-        if (*pos == 0) /* One time is enough ;-) */
-                return seq;
-
-        return NULL;
-}
-
-static void *cpu_seq_next(struct seq_file *seq, void *v, loff_t *pos)
-{
-        (*pos)++;
-
-        return cpu_seq_start(seq, pos);
-}
-
-static void cpu_seq_stop(struct seq_file *seq, void *v)
-{
-}
-
-static const struct seq_operations cpu_seq_ops = {
-        .start          = cpu_seq_start,
-        .next           = cpu_seq_next,
-        .stop           = cpu_seq_stop,
-        .show           = cpu_seq_show,
-};
-
-static int cpu_seq_open(struct inode *inode, struct file *file)
-{
-        struct cpu_private *priv = inode->i_private;
-        struct seq_file *seq;
-        int err;
-
-        err = seq_open(file, &cpu_seq_ops);
-        if (!err) {
-                seq = file->private_data;
-                seq->private = priv;
-        }
-
-        return err;
-}
-
-static int write_msr(struct cpu_private *priv, u64 val)
-{
-        u32 low, high;
-
-        high = (val >> 32) & 0xffffffff;
-        low = val & 0xffffffff;
-
-        if (!wrmsr_safe_on_cpu(priv->cpu, priv->reg, low, high))
-                return 0;
-
-        return -EPERM;
-}
-
-static int write_cpu_register(struct cpu_private *priv, const char *buf)
-{
-        int ret = -EPERM;
-        u64 val;
-
-        ret = strict_strtoull(buf, 0, &val);
-        if (ret < 0)
-                return ret;
-
-        /* Supporting only MSRs */
-        if (priv->type < CPU_TSS_BIT)
-                return write_msr(priv, val);
-
-        return ret;
-}
-
-static ssize_t cpu_write(struct file *file, const char __user *ubuf,
-                             size_t count, loff_t *off)
-{
-        struct seq_file *seq = file->private_data;
-        struct cpu_private *priv = seq->private;
-        char buf[19];
-
-        if ((priv == NULL) || (count >= sizeof(buf)))
-                return -EINVAL;
-
-        if (copy_from_user(&buf, ubuf, count))
-                return -EFAULT;
-
-        buf[count] = 0;
-
-        if ((cpu_base[priv->type].write) && (cpu_file[priv->file].write))
-                if (!write_cpu_register(priv, buf))
-                        return count;
-
-        return -EACCES;
-}
-
-static const struct file_operations cpu_fops = {
-        .owner          = THIS_MODULE,
-        .open           = cpu_seq_open,
-        .read           = seq_read,
-        .write          = cpu_write,
-        .llseek         = seq_lseek,
-        .release        = seq_release,
-};
-
-static int cpu_create_file(unsigned cpu, unsigned type, unsigned reg,
-                           unsigned file, struct dentry *dentry)
-{
-        struct cpu_private *priv = NULL;
-
-        /* Already intialized */
-        if (file == CPU_INDEX_BIT)
-                if (per_cpu(cpud_arr[type].init, cpu))
-                        return 0;
-
-        priv = kzalloc(sizeof(*priv), GFP_KERNEL);
-        if (priv == NULL)
-                return -ENOMEM;
-
-        priv->cpu = cpu;
-        priv->type = type;
-        priv->reg = reg;
-        priv->file = file;
-        mutex_lock(&cpu_debug_lock);
-        per_cpu(cpud_priv_arr[type], cpu) = priv;
-        per_cpu(cpud_priv_count, cpu)++;
-        mutex_unlock(&cpu_debug_lock);
-
-        if (file)
-                debugfs_create_file(cpu_file[file].name, S_IRUGO,
-                                    dentry, (void *)priv, &cpu_fops);
-        else {
-                debugfs_create_file(cpu_base[type].name, S_IRUGO,
-                                    per_cpu(cpud_arr[type].dentry, cpu),
-                                    (void *)priv, &cpu_fops);
-                mutex_lock(&cpu_debug_lock);
-                per_cpu(cpud_arr[type].init, cpu) = 1;
-                mutex_unlock(&cpu_debug_lock);
-        }
-
-        return 0;
-}
-
-static int cpu_init_regfiles(unsigned cpu, unsigned int type, unsigned reg,
-                             struct dentry *dentry)
-{
-        unsigned file;
-        int err = 0;
-
-        for (file = 0; file <  ARRAY_SIZE(cpu_file); file++) {
-                err = cpu_create_file(cpu, type, reg, file, dentry);
-                if (err)
-                        return err;
-        }
-
-        return err;
-}
-
-static int cpu_init_msr(unsigned cpu, unsigned type, struct dentry *dentry)
-{
-        struct dentry *cpu_dentry = NULL;
-        unsigned reg, reg_min, reg_max;
-        int i, err = 0;
-        char reg_dir[12];
-        u32 low, high;
-
-        for (i = 0; i < ARRAY_SIZE(cpu_reg_range); i++) {
-                if (!get_cpu_range(cpu, &reg_min, &reg_max, i,
-                                   cpu_base[type].flag))
-                        continue;
-
-                for (reg = reg_min; reg <= reg_max; reg++) {
-                        if (rdmsr_safe_on_cpu(cpu, reg, &low, &high))
-                                continue;
-
-                        sprintf(reg_dir, "0x%x", reg);
-                        cpu_dentry = debugfs_create_dir(reg_dir, dentry);
-                        err = cpu_init_regfiles(cpu, type, reg, cpu_dentry);
-                        if (err)
-                                return err;
-                }
-        }
-
-        return err;
-}
-
-static int cpu_init_allreg(unsigned cpu, struct dentry *dentry)
-{
-        struct dentry *cpu_dentry = NULL;
-        unsigned type;
-        int err = 0;
-
-        for (type = 0; type <  ARRAY_SIZE(cpu_base) - 1; type++) {
-                if (!is_typeflag_valid(cpu, cpu_base[type].flag))
-                        continue;
-                cpu_dentry = debugfs_create_dir(cpu_base[type].name, dentry);
-                per_cpu(cpud_arr[type].dentry, cpu) = cpu_dentry;
-
-                if (type < CPU_TSS_BIT)
-                        err = cpu_init_msr(cpu, type, cpu_dentry);
-                else
-                        err = cpu_create_file(cpu, type, 0, CPU_INDEX_BIT,
-                                              cpu_dentry);
-                if (err)
-                        return err;
-        }
-
-        return err;
-}
-
-static int cpu_init_cpu(void)
-{
-        struct dentry *cpu_dentry = NULL;
-        struct cpuinfo_x86 *cpui;
-        char cpu_dir[12];
-        unsigned cpu;
-        int err = 0;
-
-        for (cpu = 0; cpu < nr_cpu_ids; cpu++) {
-                cpui = &cpu_data(cpu);
-                if (!cpu_has(cpui, X86_FEATURE_MSR))
-                        continue;
-
-                sprintf(cpu_dir, "cpu%d", cpu);
-                cpu_dentry = debugfs_create_dir(cpu_dir, cpu_debugfs_dir);
-                err = cpu_init_allreg(cpu, cpu_dentry);
-
-                pr_info("cpu%d(%d) debug files %d\n",
-                        cpu, nr_cpu_ids, per_cpu(cpud_priv_count, cpu));
-                if (per_cpu(cpud_priv_count, cpu) > MAX_CPU_FILES) {
-                        pr_err("Register files count %d exceeds limit %d\n",
-                                per_cpu(cpud_priv_count, cpu), MAX_CPU_FILES);
-                        per_cpu(cpud_priv_count, cpu) = MAX_CPU_FILES;
-                        err = -ENFILE;
-                }
-                if (err)
-                        return err;
-        }
-
-        return err;
-}
-
-static int __init cpu_debug_init(void)
-{
-        cpu_debugfs_dir = debugfs_create_dir("cpu", arch_debugfs_dir);
-
-        return cpu_init_cpu();
-}
-
-static void __exit cpu_debug_exit(void)
-{
-        int i, cpu;
-
-        if (cpu_debugfs_dir)
-                debugfs_remove_recursive(cpu_debugfs_dir);
-
-        for (cpu = 0; cpu <  nr_cpu_ids; cpu++)
-                for (i = 0; i < per_cpu(cpud_priv_count, cpu); i++)
-                        kfree(per_cpu(cpud_priv_arr[i], cpu));
-}
-
-module_init(cpu_debug_init);
-module_exit(cpu_debug_exit);
-
-MODULE_AUTHOR("Jaswinder Singh Rajput");
-MODULE_DESCRIPTION("CPU Debug module");
-MODULE_LICENSE("GPL");
diff --git a/arch/x86/kernel/cpuid.c b/arch/x86/kernel/cpuid.c
index cb27fd6136c9..83e5e628de73 100644
--- a/arch/x86/kernel/cpuid.c
+++ b/arch/x86/kernel/cpuid.c
@@ -229,7 +229,7 @@ static void __exit cpuid_exit(void)
         for_each_online_cpu(cpu)
                 cpuid_device_destroy(cpu);
         class_destroy(cpuid_class);
-        unregister_chrdev(CPUID_MAJOR, "cpu/cpuid");
+        __unregister_chrdev(CPUID_MAJOR, 0, NR_CPUS, "cpu/cpuid");
         unregister_hotcpu_notifier(&cpuid_class_cpu_notifier);
 }
 
diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index ba6e65884603..ad80a1c718c6 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -34,6 +34,8 @@
  */
 unsigned long                           hpet_address;
 u8                                      hpet_blockid; /* OS timer block num */
+u8                                      hpet_msi_disable;
+
 #ifdef CONFIG_PCI_MSI
 static unsigned long                    hpet_num_timers;
 #endif
@@ -596,6 +598,9 @@ static void hpet_msi_capability_lookup(unsigned int start_timer)
         unsigned int num_timers_used = 0;
         int i;
 
+        if (hpet_msi_disable)
+                return;
+
         if (boot_cpu_has(X86_FEATURE_ARAT))
                 return;
         id = hpet_readl(HPET_ID);
@@ -928,6 +933,9 @@ static __init int hpet_late_init(void)
         hpet_reserve_platform_timers(hpet_readl(HPET_ID));
         hpet_print_config();
 
+        if (hpet_msi_disable)
+                return 0;
+
         if (boot_cpu_has(X86_FEATURE_ARAT))
                 return 0;
 
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index 37542b67c57e..e1af7c055c7d 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -36,9 +36,6 @@ MODULE_LICENSE("GPL v2");
 #define UCODE_EQUIV_CPU_TABLE_TYPE 0x00000000
 #define UCODE_UCODE_TYPE           0x00000001
 
-const struct firmware *firmware;
-static int supported_cpu;
-
 struct equiv_cpu_entry {
         u32     installed_cpu;
         u32     fixed_errata_mask;
@@ -77,12 +74,15 @@ static struct equiv_cpu_entry *equiv_cpu_table;
 
 static int collect_cpu_info_amd(int cpu, struct cpu_signature *csig)
 {
+        struct cpuinfo_x86 *c = &cpu_data(cpu);
         u32 dummy;
 
-        if (!supported_cpu)
-                return -1;
-
         memset(csig, 0, sizeof(*csig));
+        if (c->x86_vendor != X86_VENDOR_AMD || c->x86 < 0x10) {
+                pr_warning("microcode: CPU%d: AMD CPU family 0x%x not "
+                           "supported\n", cpu, c->x86);
+                return -1;
+        }
         rdmsr(MSR_AMD64_PATCH_LEVEL, csig->rev, dummy);
         pr_info("CPU%d: patch_level=0x%x\n", cpu, csig->rev);
         return 0;
@@ -294,10 +294,14 @@ generic_load_microcode(int cpu, const u8 *data, size_t size)
 
 static enum ucode_state request_microcode_fw(int cpu, struct device *device)
 {
+        const char *fw_name = "amd-ucode/microcode_amd.bin";
+        const struct firmware *firmware;
         enum ucode_state ret;
 
-        if (firmware == NULL)
+        if (request_firmware(&firmware, fw_name, device)) {
+                printk(KERN_ERR "microcode: failed to load file %s\n", fw_name);
                 return UCODE_NFOUND;
+        }
 
         if (*(u32 *)firmware->data != UCODE_MAGIC) {
                 pr_err("invalid UCODE_MAGIC (0x%08x)\n",
@@ -307,6 +311,8 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device)
 
         ret = generic_load_microcode(cpu, firmware->data, firmware->size);
 
+        release_firmware(firmware);
+
         return ret;
 }
 
@@ -325,31 +331,7 @@ static void microcode_fini_cpu_amd(int cpu)
         uci->mc = NULL;
 }
 
-void init_microcode_amd(struct device *device)
-{
-        const char *fw_name = "amd-ucode/microcode_amd.bin";
-        struct cpuinfo_x86 *c = &boot_cpu_data;
-
-        WARN_ON(c->x86_vendor != X86_VENDOR_AMD);
-
-        if (c->x86 < 0x10) {
-                pr_warning("AMD CPU family 0x%x not supported\n", c->x86);
-                return;
-        }
-        supported_cpu = 1;
-
-        if (request_firmware(&firmware, fw_name, device))
-                pr_err("failed to load file %s\n", fw_name);
-}
-
-void fini_microcode_amd(void)
-{
-        release_firmware(firmware);
-}
-
 static struct microcode_ops microcode_amd_ops = {
-        .init                             = init_microcode_amd,
-        .fini                             = fini_microcode_amd,
         .request_microcode_user           = request_microcode_user,
         .request_microcode_fw             = request_microcode_fw,
         .collect_cpu_info                 = collect_cpu_info_amd,
diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index 0c8632433090..cceb5bc3c3c2 100644
--- a/arch/x86/kernel/microcode_core.c
+++ b/arch/x86/kernel/microcode_core.c
@@ -521,9 +521,6 @@ static int __init microcode_init(void)
                 return PTR_ERR(microcode_pdev);
         }
 
-        if (microcode_ops->init)
-                microcode_ops->init(&microcode_pdev->dev);
-
         get_online_cpus();
         mutex_lock(&microcode_mutex);
 
@@ -566,9 +563,6 @@ static void __exit microcode_exit(void)
 
         platform_device_unregister(microcode_pdev);
 
-        if (microcode_ops->fini)
-                microcode_ops->fini();
-
         microcode_ops = NULL;
 
         pr_info("Microcode Update Driver: v" MICROCODE_VERSION " removed.\n");
diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c
index 4bd93c9b2b27..206735ac8cbd 100644
--- a/arch/x86/kernel/msr.c
+++ b/arch/x86/kernel/msr.c
@@ -285,7 +285,7 @@ static void __exit msr_exit(void)
         for_each_online_cpu(cpu)
                 msr_device_destroy(cpu);
         class_destroy(msr_class);
-        unregister_chrdev(MSR_MAJOR, "cpu/msr");
+        __unregister_chrdev(MSR_MAJOR, 0, NR_CPUS, "cpu/msr");
         unregister_hotcpu_notifier(&msr_class_cpu_notifier);
 }
 
diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
index 18093d7498f0..12e9feaa2f7a 100644
--- a/arch/x86/kernel/quirks.c
+++ b/arch/x86/kernel/quirks.c
@@ -491,6 +491,19 @@ void force_hpet_resume(void)
                 break;
         }
 }
+
+/*
+ * HPET MSI on some boards (ATI SB700/SB800) has side effect on
+ * floppy DMA. Disable HPET MSI on such platforms.
+ */
+static void force_disable_hpet_msi(struct pci_dev *unused)
+{
+        hpet_msi_disable = 1;
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS,
+                         force_disable_hpet_msi);
+
 #endif
 
 #if defined(CONFIG_PCI) && defined(CONFIG_NUMA)
diff --git a/arch/x86/mm/srat_64.c b/arch/x86/mm/srat_64.c
index a27124185fc1..28c68762648f 100644
--- a/arch/x86/mm/srat_64.c
+++ b/arch/x86/mm/srat_64.c
@@ -229,9 +229,11 @@ update_nodes_add(int node, unsigned long start, unsigned long end)
                         printk(KERN_ERR "SRAT: Hotplug zone not continuous. Partly ignored\n");
         }
 
-        if (changed)
+        if (changed) {
+                node_set(node, cpu_nodes_parsed);
                 printk(KERN_INFO "SRAT: hot plug zone found %Lx - %Lx\n",
                                  nd->start, nd->end);
+        }
 }
 
 /* Callback for parsing of the Proximity Domain <-> Memory Area mappings */
diff --git a/arch/x86/pci/Makefile b/arch/x86/pci/Makefile
index 564b008a51c7..39fba37f702f 100644
--- a/arch/x86/pci/Makefile
+++ b/arch/x86/pci/Makefile
@@ -15,7 +15,7 @@ obj-$(CONFIG_X86_NUMAQ)		+= numaq_32.o
 
 obj-y                           += common.o early.o
 obj-y                           += amd_bus.o
-obj-$(CONFIG_X86_64)            += bus_numa.o intel_bus.o
+obj-$(CONFIG_X86_64)            += bus_numa.o
 
 ifeq ($(CONFIG_PCI_DEBUG),y)
 EXTRA_CFLAGS += -DDEBUG
diff --git a/arch/x86/pci/intel_bus.c b/arch/x86/pci/intel_bus.c
deleted file mode 100644
index f81a2fa8fe25..000000000000
--- a/arch/x86/pci/intel_bus.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * to read io range from IOH pci conf, need to do it after mmconfig is there
- */
-
-#include <linux/delay.h>
-#include <linux/dmi.h>
-#include <linux/pci.h>
-#include <linux/init.h>
-#include <asm/pci_x86.h>
-
-#include "bus_numa.h"
-
-static inline void print_ioh_resources(struct pci_root_info *info)
-{
-        int res_num;
-        int busnum;
-        int i;
-
-        printk(KERN_DEBUG "IOH bus: [%02x, %02x]\n",
-                        info->bus_min, info->bus_max);
-        res_num = info->res_num;
-        busnum = info->bus_min;
-        for (i = 0; i < res_num; i++) {
-                struct resource *res;
-
-                res = &info->res[i];
-                printk(KERN_DEBUG "IOH bus: %02x index %x %s: [%llx, %llx]\n",
-                        busnum, i,
-                        (res->flags & IORESOURCE_IO) ? "io port" :
-                                                        "mmio",
-                        res->start, res->end);
-        }
-}
-
-#define IOH_LIO                 0x108
-#define IOH_LMMIOL              0x10c
-#define IOH_LMMIOH              0x110
-#define IOH_LMMIOH_BASEU        0x114
-#define IOH_LMMIOH_LIMITU       0x118
-#define IOH_LCFGBUS             0x11c
-
-static void __devinit pci_root_bus_res(struct pci_dev *dev)
-{
-        u16 word;
-        u32 dword;
-        struct pci_root_info *info;
-        u16 io_base, io_end;
-        u32 mmiol_base, mmiol_end;
-        u64 mmioh_base, mmioh_end;
-        int bus_base, bus_end;
-
-        /* some sys doesn't get mmconf enabled */
-        if (dev->cfg_size < 0x120)
-                return;
-
-        if (pci_root_num >= PCI_ROOT_NR) {
-                printk(KERN_DEBUG "intel_bus.c: PCI_ROOT_NR is too small\n");
-                return;
-        }
-
-        info = &pci_root_info[pci_root_num];
-        pci_root_num++;
-
-        pci_read_config_word(dev, IOH_LCFGBUS, &word);
-        bus_base = (word & 0xff);
-        bus_end = (word & 0xff00) >> 8;
-        sprintf(info->name, "PCI Bus #%02x", bus_base);
-        info->bus_min = bus_base;
-        info->bus_max = bus_end;
-
-        pci_read_config_word(dev, IOH_LIO, &word);
-        io_base = (word & 0xf0) << (12 - 4);
-        io_end = (word & 0xf000) | 0xfff;
-        update_res(info, io_base, io_end, IORESOURCE_IO, 0);
-
-        pci_read_config_dword(dev, IOH_LMMIOL, &dword);
-        mmiol_base = (dword & 0xff00) << (24 - 8);
-        mmiol_end = (dword & 0xff000000) | 0xffffff;
-        update_res(info, mmiol_base, mmiol_end, IORESOURCE_MEM, 0);
-
-        pci_read_config_dword(dev, IOH_LMMIOH, &dword);
-        mmioh_base = ((u64)(dword & 0xfc00)) << (26 - 10);
-        mmioh_end = ((u64)(dword & 0xfc000000) | 0x3ffffff);
-        pci_read_config_dword(dev, IOH_LMMIOH_BASEU, &dword);
-        mmioh_base |= ((u64)(dword & 0x7ffff)) << 32;
-        pci_read_config_dword(dev, IOH_LMMIOH_LIMITU, &dword);
-        mmioh_end |= ((u64)(dword & 0x7ffff)) << 32;
-        update_res(info, mmioh_base, mmioh_end, IORESOURCE_MEM, 0);
-
-        print_ioh_resources(info);
-}
-
-/* intel IOH */
-DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x342e, pci_root_bus_res);
diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c
index 7083bcc1b9c7..5045156c5313 100644
--- a/drivers/firewire/core-card.c
+++ b/drivers/firewire/core-card.c
@@ -57,6 +57,8 @@ static LIST_HEAD(descriptor_list);
 static int descriptor_count;
 
 static __be32 tmp_config_rom[256];
+/* ROM header, bus info block, root dir header, capabilities = 7 quadlets */
+static size_t config_rom_length = 1 + 4 + 1 + 1;
 
 #define BIB_CRC(v)              ((v) <<  0)
 #define BIB_CRC_LENGTH(v)       ((v) << 16)
@@ -73,7 +75,7 @@ static __be32 tmp_config_rom[256];
 #define BIB_CMC                 ((1) << 30)
 #define BIB_IMC                 ((1) << 31)
 
-static size_t generate_config_rom(struct fw_card *card, __be32 *config_rom)
+static void generate_config_rom(struct fw_card *card, __be32 *config_rom)
 {
         struct fw_descriptor *desc;
         int i, j, k, length;
@@ -130,23 +132,30 @@ static size_t generate_config_rom(struct fw_card *card, __be32 *config_rom)
         for (i = 0; i < j; i += length + 1)
                 length = fw_compute_block_crc(config_rom + i);
 
-        return j;
+        WARN_ON(j != config_rom_length);
 }
 
 static void update_config_roms(void)
 {
         struct fw_card *card;
-        size_t length;
 
         list_for_each_entry (card, &card_list, link) {
-                length = generate_config_rom(card, tmp_config_rom);
-                card->driver->set_config_rom(card, tmp_config_rom, length);
+                generate_config_rom(card, tmp_config_rom);
+                card->driver->set_config_rom(card, tmp_config_rom,
+                                             config_rom_length);
         }
 }
 
+static size_t required_space(struct fw_descriptor *desc)
+{
+        /* descriptor + entry into root dir + optional immediate entry */
+        return desc->length + 1 + (desc->immediate > 0 ? 1 : 0);
+}
+
 int fw_core_add_descriptor(struct fw_descriptor *desc)
 {
         size_t i;
+        int ret;
 
         /*
          * Check descriptor is valid; the length of all blocks in the
@@ -162,15 +171,21 @@ int fw_core_add_descriptor(struct fw_descriptor *desc)
 
         mutex_lock(&card_mutex);
 
-        list_add_tail(&desc->link, &descriptor_list);
-        descriptor_count++;
-        if (desc->immediate > 0)
+        if (config_rom_length + required_space(desc) > 256) {
+                ret = -EBUSY;
+        } else {
+                list_add_tail(&desc->link, &descriptor_list);
+                config_rom_length += required_space(desc);
                 descriptor_count++;
-        update_config_roms();
+                if (desc->immediate > 0)
+                        descriptor_count++;
+                update_config_roms();
+                ret = 0;
+        }
 
         mutex_unlock(&card_mutex);
 
-        return 0;
+        return ret;
 }
 EXPORT_SYMBOL(fw_core_add_descriptor);
 
@@ -179,6 +194,7 @@ void fw_core_remove_descriptor(struct fw_descriptor *desc)
         mutex_lock(&card_mutex);
 
         list_del(&desc->link);
+        config_rom_length -= required_space(desc);
         descriptor_count--;
         if (desc->immediate > 0)
                 descriptor_count--;
@@ -428,7 +444,6 @@ EXPORT_SYMBOL(fw_card_initialize);
 int fw_card_add(struct fw_card *card,
                 u32 max_receive, u32 link_speed, u64 guid)
 {
-        size_t length;
         int ret;
 
         card->max_receive = max_receive;
@@ -437,8 +452,8 @@ int fw_card_add(struct fw_card *card,
 
         mutex_lock(&card_mutex);
 
-        length = generate_config_rom(card, tmp_config_rom);
-        ret = card->driver->enable(card, tmp_config_rom, length);
+        generate_config_rom(card, tmp_config_rom);
+        ret = card->driver->enable(card, tmp_config_rom, config_rom_length);
         if (ret == 0)
                 list_add_tail(&card->link, &card_list);
 
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index e6d63849e78e..4eeaed57e219 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -35,6 +35,7 @@
 #include <linux/preempt.h>
 #include <linux/sched.h>
 #include <linux/spinlock.h>
+#include <linux/string.h>
 #include <linux/time.h>
 #include <linux/uaccess.h>
 #include <linux/vmalloc.h>
@@ -595,13 +596,20 @@ static int ioctl_send_request(struct client *client, void *buffer)
                             client->device->max_speed);
 }
 
+static inline bool is_fcp_request(struct fw_request *request)
+{
+        return request == NULL;
+}
+
 static void release_request(struct client *client,
                             struct client_resource *resource)
 {
         struct inbound_transaction_resource *r = container_of(resource,
                         struct inbound_transaction_resource, resource);
 
-        if (r->request)
+        if (is_fcp_request(r->request))
+                kfree(r->data);
+        else
                 fw_send_response(client->device->card, r->request,
                                  RCODE_CONFLICT_ERROR);
         kfree(r);
@@ -616,6 +624,7 @@ static void handle_request(struct fw_card *card, struct fw_request *request,
         struct address_handler_resource *handler = callback_data;
         struct inbound_transaction_resource *r;
         struct inbound_transaction_event *e;
+        void *fcp_frame = NULL;
         int ret;
 
         r = kmalloc(sizeof(*r), GFP_ATOMIC);
@@ -627,6 +636,18 @@ static void handle_request(struct fw_card *card, struct fw_request *request,
         r->data    = payload;
         r->length  = length;
 
+        if (is_fcp_request(request)) {
+                /*
+                 * FIXME: Let core-transaction.c manage a
+                 * single reference-counted copy?
+                 */
+                fcp_frame = kmemdup(payload, length, GFP_ATOMIC);
+                if (fcp_frame == NULL)
+                        goto failed;
+
+                r->data = fcp_frame;
+        }
+
         r->resource.release = release_request;
         ret = add_client_resource(handler->client, &r->resource, GFP_ATOMIC);
         if (ret < 0)
@@ -640,13 +661,15 @@ static void handle_request(struct fw_card *card, struct fw_request *request,
         e->request.closure = handler->closure;
 
         queue_event(handler->client, &e->event,
-                    &e->request, sizeof(e->request), payload, length);
+                    &e->request, sizeof(e->request), r->data, length);
         return;
 
  failed:
         kfree(r);
         kfree(e);
-        if (request)
+        kfree(fcp_frame);
+
+        if (!is_fcp_request(request))
                 fw_send_response(card, request, RCODE_CONFLICT_ERROR);
 }
 
@@ -717,18 +740,17 @@ static int ioctl_send_response(struct client *client, void *buffer)
 
         r = container_of(resource, struct inbound_transaction_resource,
                          resource);
-        if (r->request) {
-                if (request->length < r->length)
-                        r->length = request->length;
-                if (copy_from_user(r->data, u64_to_uptr(request->data),
-                                   r->length)) {
-                        ret = -EFAULT;
-                        kfree(r->request);
-                        goto out;
-                }
-                fw_send_response(client->device->card, r->request,
-                                 request->rcode);
+        if (is_fcp_request(r->request))
+                goto out;
+
+        if (request->length < r->length)
+                r->length = request->length;
+        if (copy_from_user(r->data, u64_to_uptr(request->data), r->length)) {
+                ret = -EFAULT;
+                kfree(r->request);
+                goto out;
         }
+        fw_send_response(client->device->card, r->request, request->rcode);
  out:
         kfree(r);
 
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index a61571c63c59..2345d4103fe6 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -2420,6 +2420,7 @@ static void ohci_pmac_off(struct pci_dev *dev)
 
 #define PCI_VENDOR_ID_AGERE             PCI_VENDOR_ID_ATT
 #define PCI_DEVICE_ID_AGERE_FW643       0x5901
+#define PCI_DEVICE_ID_TI_TSB43AB23      0x8024
 
 static int __devinit pci_probe(struct pci_dev *dev,
                                const struct pci_device_id *ent)
@@ -2488,7 +2489,8 @@ static int __devinit pci_probe(struct pci_dev *dev,
 #if !defined(CONFIG_X86_32)
         /* dual-buffer mode is broken with descriptor addresses above 2G */
         if (dev->vendor == PCI_VENDOR_ID_TI &&
-            dev->device == PCI_DEVICE_ID_TI_TSB43AB22)
+            (dev->device == PCI_DEVICE_ID_TI_TSB43AB22 ||
+             dev->device == PCI_DEVICE_ID_TI_TSB43AB23))
                 ohci->use_dualbuffer = false;
 #endif
 
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index e9dbb481c469..8bf3770f294e 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -142,19 +142,6 @@ drm_gem_object_alloc(struct drm_device *dev, size_t size)
         if (IS_ERR(obj->filp))
                 goto free;
 
-        /* Basically we want to disable the OOM killer and handle ENOMEM
-         * ourselves by sacrificing pages from cached buffers.
-         * XXX shmem_file_[gs]et_gfp_mask()
-         */
-        mapping_set_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping,
-                             GFP_HIGHUSER |
-                             __GFP_COLD |
-                             __GFP_FS |
-                             __GFP_RECLAIMABLE |
-                             __GFP_NORETRY |
-                             __GFP_NOWARN |
-                             __GFP_NOMEMALLOC);
-
         kref_init(&obj->refcount);
         kref_init(&obj->handlecount);
         obj->size = size;
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 9c9998c4dceb..a894ade03093 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -290,7 +290,7 @@ static int i915_batchbuffer_info(struct seq_file *m, void *data)
         list_for_each_entry(obj_priv, &dev_priv->mm.active_list, list) {
                 obj = obj_priv->obj;
                 if (obj->read_domains & I915_GEM_DOMAIN_COMMAND) {
-                    ret = i915_gem_object_get_pages(obj);
+                    ret = i915_gem_object_get_pages(obj, 0);
                     if (ret) {
                             DRM_ERROR("Failed to get pages: %d\n", ret);
                             spin_unlock(&dev_priv->mm.active_list_lock);
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2c1669488b5a..aaf934d96f21 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -872,7 +872,7 @@ int i915_gem_attach_phys_object(struct drm_device *dev,
 void i915_gem_detach_phys_object(struct drm_device *dev,
                                  struct drm_gem_object *obj);
 void i915_gem_free_all_phys_object(struct drm_device *dev);
-int i915_gem_object_get_pages(struct drm_gem_object *obj);
+int i915_gem_object_get_pages(struct drm_gem_object *obj, gfp_t gfpmask);
 void i915_gem_object_put_pages(struct drm_gem_object *obj);
 void i915_gem_release(struct drm_device * dev, struct drm_file *file_priv);
 void i915_gem_object_flush_write_domain(struct drm_gem_object *obj);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 0c67924ca80c..dda787aafcc6 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -277,7 +277,7 @@ i915_gem_shmem_pread_fast(struct drm_device *dev, struct drm_gem_object *obj,
 
         mutex_lock(&dev->struct_mutex);
 
-        ret = i915_gem_object_get_pages(obj);
+        ret = i915_gem_object_get_pages(obj, 0);
         if (ret != 0)
                 goto fail_unlock;
 
@@ -321,40 +321,24 @@ fail_unlock:
         return ret;
 }
 
-static inline gfp_t
-i915_gem_object_get_page_gfp_mask (struct drm_gem_object *obj)
-{
-        return mapping_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping);
-}
-
-static inline void
-i915_gem_object_set_page_gfp_mask (struct drm_gem_object *obj, gfp_t gfp)
-{
-        mapping_set_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping, gfp);
-}
-
 static int
 i915_gem_object_get_pages_or_evict(struct drm_gem_object *obj)
 {
         int ret;
 
-        ret = i915_gem_object_get_pages(obj);
+        ret = i915_gem_object_get_pages(obj, __GFP_NORETRY | __GFP_NOWARN);
 
         /* If we've insufficient memory to map in the pages, attempt
          * to make some space by throwing out some old buffers.
          */
         if (ret == -ENOMEM) {
                 struct drm_device *dev = obj->dev;
-                gfp_t gfp;
 
                 ret = i915_gem_evict_something(dev, obj->size);
                 if (ret)
                         return ret;
 
-                gfp = i915_gem_object_get_page_gfp_mask(obj);
-                i915_gem_object_set_page_gfp_mask(obj, gfp & ~__GFP_NORETRY);
-                ret = i915_gem_object_get_pages(obj);
-                i915_gem_object_set_page_gfp_mask (obj, gfp);
+                ret = i915_gem_object_get_pages(obj, 0);
         }
 
         return ret;
@@ -790,7 +774,7 @@ i915_gem_shmem_pwrite_fast(struct drm_device *dev, struct drm_gem_object *obj,
 
         mutex_lock(&dev->struct_mutex);
 
-        ret = i915_gem_object_get_pages(obj);
+        ret = i915_gem_object_get_pages(obj, 0);
         if (ret != 0)
                 goto fail_unlock;
 
@@ -2230,7 +2214,8 @@ i915_gem_evict_something(struct drm_device *dev, int min_size)
 }
 
 int
-i915_gem_object_get_pages(struct drm_gem_object *obj)
+i915_gem_object_get_pages(struct drm_gem_object *obj,
+                          gfp_t gfpmask)
 {
         struct drm_i915_gem_object *obj_priv = obj->driver_private;
         int page_count, i;
@@ -2256,7 +2241,10 @@ i915_gem_object_get_pages(struct drm_gem_object *obj)
         inode = obj->filp->f_path.dentry->d_inode;
         mapping = inode->i_mapping;
         for (i = 0; i < page_count; i++) {
-                page = read_mapping_page(mapping, i, NULL);
+                page = read_cache_page_gfp(mapping, i,
+                                           mapping_gfp_mask (mapping) |
+                                           __GFP_COLD |
+                                           gfpmask);
                 if (IS_ERR(page)) {
                         ret = PTR_ERR(page);
                         i915_gem_object_put_pages(obj);
@@ -2579,7 +2567,7 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
         drm_i915_private_t *dev_priv = dev->dev_private;
         struct drm_i915_gem_object *obj_priv = obj->driver_private;
         struct drm_mm_node *free_space;
-        bool retry_alloc = false;
+        gfp_t gfpmask =  __GFP_NORETRY | __GFP_NOWARN;
         int ret;
 
         if (obj_priv->madv != I915_MADV_WILLNEED) {
@@ -2623,15 +2611,7 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
         DRM_INFO("Binding object of size %zd at 0x%08x\n",
                  obj->size, obj_priv->gtt_offset);
 #endif
-        if (retry_alloc) {
-                i915_gem_object_set_page_gfp_mask (obj,
-                                                   i915_gem_object_get_page_gfp_mask (obj) & ~__GFP_NORETRY);
-        }
-        ret = i915_gem_object_get_pages(obj);
-        if (retry_alloc) {
-                i915_gem_object_set_page_gfp_mask (obj,
-                                                   i915_gem_object_get_page_gfp_mask (obj) | __GFP_NORETRY);
-        }
+        ret = i915_gem_object_get_pages(obj, gfpmask);
         if (ret) {
                 drm_mm_put_block(obj_priv->gtt_space);
                 obj_priv->gtt_space = NULL;
@@ -2641,9 +2621,9 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
                         ret = i915_gem_evict_something(dev, obj->size);
                         if (ret) {
                                 /* now try to shrink everyone else */
-                                if (! retry_alloc) {
-                                    retry_alloc = true;
-                                    goto search_free;
+                                if (gfpmask) {
+                                        gfpmask = 0;
+                                        goto search_free;
                                 }
 
                                 return ret;
@@ -4946,7 +4926,7 @@ void i915_gem_detach_phys_object(struct drm_device *dev,
         if (!obj_priv->phys_obj)
                 return;
 
-        ret = i915_gem_object_get_pages(obj);
+        ret = i915_gem_object_get_pages(obj, 0);
         if (ret)
                 goto out;
 
@@ -5004,7 +4984,7 @@ i915_gem_attach_phys_object(struct drm_device *dev,
         obj_priv->phys_obj = dev_priv->mm.phys_objs[id - 1];
         obj_priv->phys_obj->cur_obj = obj;
 
-        ret = i915_gem_object_get_pages(obj);
+        ret = i915_gem_object_get_pages(obj, 0);
         if (ret) {
                 DRM_ERROR("failed to get page list\n");
                 goto out;
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 85bc6a685e36..44d2037e9e56 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -4330,6 +4330,8 @@ initChainBuffers(MPT_ADAPTER *ioc)
 
         if (ioc->bus_type == SPI)
                 num_chain *= MPT_SCSI_CAN_QUEUE;
+        else if (ioc->bus_type == SAS)
+                num_chain *= MPT_SAS_CAN_QUEUE;
         else
                 num_chain *= MPT_FC_CAN_QUEUE;
 
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c
index f237ddbb2713..111ea41c4ecd 100644
--- a/drivers/mtd/ubi/cdev.c
+++ b/drivers/mtd/ubi/cdev.c
@@ -853,7 +853,6 @@ static long ubi_cdev_ioctl(struct file *file, unsigned int cmd,
                         break;
                 }
 
-                req.name[req.name_len] = '\0';
                 err = verify_mkvol_req(ubi, &req);
                 if (err)
                         break;
diff --git a/drivers/pci/pcie/aer/aer_inject.c b/drivers/pci/pcie/aer/aer_inject.c
index 8c30a9544d61..223052b73563 100644
--- a/drivers/pci/pcie/aer/aer_inject.c
+++ b/drivers/pci/pcie/aer/aer_inject.c
@@ -321,7 +321,7 @@ static int aer_inject(struct aer_error_inj *einj)
         unsigned long flags;
         unsigned int devfn = PCI_DEVFN(einj->dev, einj->fn);
         int pos_cap_err, rp_pos_cap_err;
-        u32 sever, mask;
+        u32 sever, cor_mask, uncor_mask;
         int ret = 0;
 
         dev = pci_get_domain_bus_and_slot((int)einj->domain, einj->bus, devfn);
@@ -339,6 +339,9 @@ static int aer_inject(struct aer_error_inj *einj)
                 goto out_put;
         }
         pci_read_config_dword(dev, pos_cap_err + PCI_ERR_UNCOR_SEVER, &sever);
+        pci_read_config_dword(dev, pos_cap_err + PCI_ERR_COR_MASK, &cor_mask);
+        pci_read_config_dword(dev, pos_cap_err + PCI_ERR_UNCOR_MASK,
+                              &uncor_mask);
 
         rp_pos_cap_err = pci_find_ext_capability(rpdev, PCI_EXT_CAP_ID_ERR);
         if (!rp_pos_cap_err) {
@@ -374,17 +377,14 @@ static int aer_inject(struct aer_error_inj *einj)
         err->header_log2 = einj->header_log2;
         err->header_log3 = einj->header_log3;
 
-        pci_read_config_dword(dev, pos_cap_err + PCI_ERR_COR_MASK, &mask);
-        if (einj->cor_status && !(einj->cor_status & ~mask)) {
+        if (einj->cor_status && !(einj->cor_status & ~cor_mask)) {
                 ret = -EINVAL;
                 printk(KERN_WARNING "The correctable error(s) is masked "
                                 "by device\n");
                 spin_unlock_irqrestore(&inject_lock, flags);
                 goto out_put;
         }
-
-        pci_read_config_dword(dev, pos_cap_err + PCI_ERR_UNCOR_MASK, &mask);
-        if (einj->uncor_status && !(einj->uncor_status & ~mask)) {
+        if (einj->uncor_status && !(einj->uncor_status & ~uncor_mask)) {
                 ret = -EINVAL;
                 printk(KERN_WARNING "The uncorrectable error(s) is masked "
                                 "by device\n");
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index fdb2e7c14506..5905936c7c60 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1004,8 +1004,8 @@ static void dasd_handle_killed_request(struct ccw_device *cdev,
         if (device == NULL ||
             device != dasd_device_from_cdev_locked(cdev) ||
             strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) {
-                DBF_DEV_EVENT(DBF_DEBUG, device, "invalid device in request: "
-                              "bus_id %s", dev_name(&cdev->dev));
+                DBF_EVENT_DEVID(DBF_DEBUG, cdev, "%s",
+                                "invalid device in request");
                 return;
         }
 
@@ -1078,8 +1078,8 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
         device = (struct dasd_device *) cqr->startdev;
         if (!device ||
             strncmp(device->discipline->ebcname, (char *) &cqr->magic, 4)) {
-                DBF_DEV_EVENT(DBF_DEBUG, device, "invalid device in request: "
-                              "bus_id %s", dev_name(&cdev->dev));
+                DBF_EVENT_DEVID(DBF_DEBUG, cdev, "%s",
+                                "invalid device in request");
                 return;
         }
 
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 1c500c462225..1cca21aafaba 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -3033,7 +3033,7 @@ static void dasd_eckd_dump_sense_ccw(struct dasd_device *device,
         len += sprintf(page + len, KERN_ERR PRINTK_HEADER
                        " in req: %p CS: 0x%02X DS: 0x%02X CC: 0x%02X RC: %d\n",
                        req, scsw_cstat(&irb->scsw), scsw_dstat(&irb->scsw),
-                       scsw_cc(&irb->scsw), req->intrc);
+                       scsw_cc(&irb->scsw), req ? req->intrc : 0);
         len += sprintf(page + len, KERN_ERR PRINTK_HEADER
                        " device %s: Failing CCW: %p\n",
                        dev_name(&device->cdev->dev),
diff --git a/drivers/s390/block/dasd_ioctl.c b/drivers/s390/block/dasd_ioctl.c
index fc7b30b4a255..7039d9cf0fb4 100644
--- a/drivers/s390/block/dasd_ioctl.c
+++ b/drivers/s390/block/dasd_ioctl.c
@@ -260,7 +260,7 @@ static int dasd_ioctl_information(struct dasd_block *block,
         struct ccw_dev_id dev_id;
 
         base = block->base;
-        if (!base->discipline->fill_info)
+        if (!base->discipline || !base->discipline->fill_info)
                 return -EINVAL;
 
         dasd_info = kzalloc(sizeof(struct dasd_information2_t), GFP_KERNEL);
@@ -303,10 +303,7 @@ static int dasd_ioctl_information(struct dasd_block *block,
         dasd_info->features |=
                 ((base->features & DASD_FEATURE_READONLY) != 0);
 
-        if (base->discipline)
-                memcpy(dasd_info->type, base->discipline->name, 4);
-        else
-                memcpy(dasd_info->type, "none", 4);
+        memcpy(dasd_info->type, base->discipline->name, 4);
 
         if (block->request_queue->request_fn) {
                 struct list_head *l;
diff --git a/drivers/s390/block/dasd_proc.c b/drivers/s390/block/dasd_proc.c
index 6315fbd8e68b..71f95f54866f 100644
--- a/drivers/s390/block/dasd_proc.c
+++ b/drivers/s390/block/dasd_proc.c
@@ -72,7 +72,7 @@ dasd_devices_show(struct seq_file *m, void *v)
         /* Print device number. */
         seq_printf(m, "%s", dev_name(&device->cdev->dev));
         /* Print discipline string. */
-        if (device != NULL && device->discipline != NULL)
+        if (device->discipline != NULL)
                 seq_printf(m, "(%s)", device->discipline->name);
         else
                 seq_printf(m, "(none)");
@@ -92,10 +92,7 @@ dasd_devices_show(struct seq_file *m, void *v)
         substr = (device->features & DASD_FEATURE_READONLY) ? "(ro)" : " ";
         seq_printf(m, "%4s: ", substr);
         /* Print device status information. */
-        switch ((device != NULL) ? device->state : -1) {
-        case -1:
-                seq_printf(m, "unknown");
-                break;
+        switch (device->state) {
         case DASD_STATE_NEW:
                 seq_printf(m, "new");
                 break;
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index b9d2a007e93b..3796ffdb8479 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -495,6 +495,10 @@ sclp_vt220_open(struct tty_struct *tty, struct file *filp)
                 if (tty->driver_data == NULL)
                         return -ENOMEM;
                 tty->low_latency = 0;
+                if (!tty->winsize.ws_row && !tty->winsize.ws_col) {
+                        tty->winsize.ws_row = 24;
+                        tty->winsize.ws_col = 80;
+                }
         }
         return 0;
 }
diff --git a/drivers/s390/crypto/zcrypt_pcicc.c b/drivers/s390/crypto/zcrypt_pcicc.c
index a23726a0735c..142f72a2ca5a 100644
--- a/drivers/s390/crypto/zcrypt_pcicc.c
+++ b/drivers/s390/crypto/zcrypt_pcicc.c
@@ -373,6 +373,8 @@ static int convert_type86(struct zcrypt_device *zdev,
                         zdev->max_mod_size = PCICC_MAX_MOD_SIZE_OLD;
                         return -EAGAIN;
                 }
+                if (service_rc == 8 && service_rs == 72)
+                        return -EINVAL;
                 zdev->online = 0;
                 return -EAGAIN; /* repeat the request on a different device. */
         }
diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c
index 79c120578e61..68f3e6204db8 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.c
+++ b/drivers/s390/crypto/zcrypt_pcixcc.c
@@ -470,6 +470,8 @@ static int convert_type86_ica(struct zcrypt_device *zdev,
                 }
                 if (service_rc == 12 && service_rs == 769)
                         return -EINVAL;
+                if (service_rc == 8 && service_rs == 72)
+                        return -EINVAL;
                 zdev->online = 0;
                 return -EAGAIN; /* repeat the request on a different device. */
         }
diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c
index f932400e980a..0eb6eefd2c1a 100644
--- a/drivers/s390/scsi/zfcp_cfdc.c
+++ b/drivers/s390/scsi/zfcp_cfdc.c
@@ -12,6 +12,7 @@
 
 #include <linux/types.h>
 #include <linux/miscdevice.h>
+#include <asm/compat.h>
 #include <asm/ccwdev.h>
 #include "zfcp_def.h"
 #include "zfcp_ext.h"
@@ -163,7 +164,7 @@ static void zfcp_cfdc_req_to_sense(struct zfcp_cfdc_data *data,
 }
 
 static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command,
-                                unsigned long buffer)
+                                unsigned long arg)
 {
         struct zfcp_cfdc_data *data;
         struct zfcp_cfdc_data __user *data_user;
@@ -175,7 +176,11 @@ static long zfcp_cfdc_dev_ioctl(struct file *file, unsigned int command,
         if (command != ZFCP_CFDC_IOC)
                 return -ENOTTY;
 
-        data_user = (void __user *) buffer;
+        if (is_compat_task())
+                data_user = compat_ptr(arg);
+        else
+                data_user = (void __user *)arg;
+
         if (!data_user)
                 return -EINVAL;
 
diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
index 84450955ae11..7369c8911bcf 100644
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -327,7 +327,7 @@ static void zfcp_dbf_hba_view_response(char **p,
                         break;
                 zfcp_dbf_out(p, "scsi_cmnd", "0x%0Lx", r->u.fcp.cmnd);
                 zfcp_dbf_out(p, "scsi_serial", "0x%016Lx", r->u.fcp.serial);
-                p += sprintf(*p, "\n");
+                *p += sprintf(*p, "\n");
                 break;
 
         case FSF_QTCB_OPEN_PORT_WITH_DID:
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 03dec832b465..66bdb34143cb 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -108,6 +108,7 @@ extern void zfcp_fc_wka_ports_force_offline(struct zfcp_fc_wka_ports *);
 extern int zfcp_fc_gs_setup(struct zfcp_adapter *);
 extern void zfcp_fc_gs_destroy(struct zfcp_adapter *);
 extern int zfcp_fc_exec_bsg_job(struct fc_bsg_job *);
+extern int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *);
 
 /* zfcp_fsf.c */
 extern int zfcp_fsf_open_port(struct zfcp_erp_action *);
@@ -129,9 +130,9 @@ extern void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *);
 extern int zfcp_fsf_status_read(struct zfcp_qdio *);
 extern int zfcp_status_read_refill(struct zfcp_adapter *adapter);
 extern int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *, struct zfcp_fsf_ct_els *,
-                            mempool_t *);
+                            mempool_t *, unsigned int);
 extern int zfcp_fsf_send_els(struct zfcp_adapter *, u32,
-                             struct zfcp_fsf_ct_els *);
+                             struct zfcp_fsf_ct_els *, unsigned int);
 extern int zfcp_fsf_send_fcp_command_task(struct zfcp_unit *,
                                           struct scsi_cmnd *);
 extern void zfcp_fsf_req_free(struct zfcp_fsf_req *);
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index ac5e3b7a3576..0f7b493fb105 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -258,7 +258,8 @@ static int zfcp_fc_ns_gid_pn_request(struct zfcp_port *port,
         gid_pn->gid_pn_req.gid_pn.fn_wwpn = port->wwpn;
 
         ret = zfcp_fsf_send_ct(&adapter->gs->ds, &gid_pn->ct,
-                               adapter->pool.gid_pn_req);
+                               adapter->pool.gid_pn_req,
+                               ZFCP_FC_CTELS_TMO);
         if (!ret) {
                 wait_for_completion(&completion);
                 zfcp_fc_ns_gid_pn_eval(gid_pn);
@@ -421,7 +422,8 @@ static int zfcp_fc_adisc(struct zfcp_port *port)
         hton24(adisc->adisc_req.adisc_port_id,
                fc_host_port_id(adapter->scsi_host));
 
-        ret = zfcp_fsf_send_els(adapter, port->d_id, &adisc->els);
+        ret = zfcp_fsf_send_els(adapter, port->d_id, &adisc->els,
+                                ZFCP_FC_CTELS_TMO);
         if (ret)
                 kmem_cache_free(zfcp_data.adisc_cache, adisc);
 
@@ -532,7 +534,8 @@ static int zfcp_fc_send_gpn_ft(struct zfcp_fc_gpn_ft *gpn_ft,
         ct->req = &gpn_ft->sg_req;
         ct->resp = gpn_ft->sg_resp;
 
-        ret = zfcp_fsf_send_ct(&adapter->gs->ds, ct, NULL);
+        ret = zfcp_fsf_send_ct(&adapter->gs->ds, ct, NULL,
+                               ZFCP_FC_CTELS_TMO);
         if (!ret)
                 wait_for_completion(&completion);
         return ret;
@@ -677,6 +680,44 @@ static void zfcp_fc_ct_els_job_handler(void *data)
         job->job_done(job);
 }
 
+static struct zfcp_fc_wka_port *zfcp_fc_job_wka_port(struct fc_bsg_job *job)
+{
+        u32 preamble_word1;
+        u8 gs_type;
+        struct zfcp_adapter *adapter;
+
+        preamble_word1 = job->request->rqst_data.r_ct.preamble_word1;
+        gs_type = (preamble_word1 & 0xff000000) >> 24;
+
+        adapter = (struct zfcp_adapter *) job->shost->hostdata[0];
+
+        switch (gs_type) {
+        case FC_FST_ALIAS:
+                return &adapter->gs->as;
+        case FC_FST_MGMT:
+                return &adapter->gs->ms;
+        case FC_FST_TIME:
+                return &adapter->gs->ts;
+                break;
+        case FC_FST_DIR:
+                return &adapter->gs->ds;
+                break;
+        default:
+                return NULL;
+        }
+}
+
+static void zfcp_fc_ct_job_handler(void *data)
+{
+        struct fc_bsg_job *job = data;
+        struct zfcp_fc_wka_port *wka_port;
+
+        wka_port = zfcp_fc_job_wka_port(job);
+        zfcp_fc_wka_port_put(wka_port);
+
+        zfcp_fc_ct_els_job_handler(data);
+}
+
 static int zfcp_fc_exec_els_job(struct fc_bsg_job *job,
                                 struct zfcp_adapter *adapter)
 {
@@ -695,43 +736,27 @@ static int zfcp_fc_exec_els_job(struct fc_bsg_job *job,
         } else
                 d_id = ntoh24(job->request->rqst_data.h_els.port_id);
 
-        return zfcp_fsf_send_els(adapter, d_id, els);
+        els->handler = zfcp_fc_ct_els_job_handler;
+        return zfcp_fsf_send_els(adapter, d_id, els, job->req->timeout / HZ);
 }
 
 static int zfcp_fc_exec_ct_job(struct fc_bsg_job *job,
                                struct zfcp_adapter *adapter)
 {
         int ret;
-        u8 gs_type;
         struct zfcp_fsf_ct_els *ct = job->dd_data;
         struct zfcp_fc_wka_port *wka_port;
-        u32 preamble_word1;
 
-        preamble_word1 = job->request->rqst_data.r_ct.preamble_word1;
-        gs_type = (preamble_word1 & 0xff000000) >> 24;
-
-        switch (gs_type) {
-        case FC_FST_ALIAS:
-                wka_port = &adapter->gs->as;
-                break;
-        case FC_FST_MGMT:
-                wka_port = &adapter->gs->ms;
-                break;
-        case FC_FST_TIME:
-                wka_port = &adapter->gs->ts;
-                break;
-        case FC_FST_DIR:
-                wka_port = &adapter->gs->ds;
-                break;
-        default:
-                return -EINVAL; /* no such service */
-        }
+        wka_port = zfcp_fc_job_wka_port(job);
+        if (!wka_port)
+                return -EINVAL;
 
         ret = zfcp_fc_wka_port_get(wka_port);
         if (ret)
                 return ret;
 
-        ret = zfcp_fsf_send_ct(wka_port, ct, NULL);
+        ct->handler = zfcp_fc_ct_job_handler;
+        ret = zfcp_fsf_send_ct(wka_port, ct, NULL, job->req->timeout / HZ);
         if (ret)
                 zfcp_fc_wka_port_put(wka_port);
 
@@ -752,7 +777,6 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job)
 
         ct_els->req = job->request_payload.sg_list;
         ct_els->resp = job->reply_payload.sg_list;
-        ct_els->handler = zfcp_fc_ct_els_job_handler;
         ct_els->handler_data = job;
 
         switch (job->request->msgcode) {
@@ -767,6 +791,12 @@ int zfcp_fc_exec_bsg_job(struct fc_bsg_job *job)
         }
 }
 
+int zfcp_fc_timeout_bsg_job(struct fc_bsg_job *job)
+{
+        /* hardware tracks timeout, reset bsg timeout to not interfere */
+        return -EAGAIN;
+}
+
 int zfcp_fc_gs_setup(struct zfcp_adapter *adapter)
 {
         struct zfcp_fc_wka_ports *wka_ports;
diff --git a/drivers/s390/scsi/zfcp_fc.h b/drivers/s390/scsi/zfcp_fc.h
index cb2a3669a384..0747b087390d 100644
--- a/drivers/s390/scsi/zfcp_fc.h
+++ b/drivers/s390/scsi/zfcp_fc.h
@@ -27,6 +27,8 @@
 #define ZFCP_FC_GPN_FT_MAX_ENT    (ZFCP_FC_GPN_FT_NUM_BUFS * \
                                         (ZFCP_FC_GPN_FT_ENT_PAGE + 1))
 
+#define ZFCP_FC_CTELS_TMO       (2 * FC_DEF_R_A_TOV / 1000)
+
 /**
  * struct zfcp_fc_gid_pn_req - container for ct header plus gid_pn request
  * @ct_hdr: FC GS common transport header
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 482dcd97aa5d..e8fb4d9baa8b 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -1068,20 +1068,20 @@ static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req,
 static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req,
                                  struct scatterlist *sg_req,
                                  struct scatterlist *sg_resp,
-                                 int max_sbals)
+                                 int max_sbals, unsigned int timeout)
 {
         int ret;
-        unsigned int fcp_chan_timeout;
 
         ret = zfcp_fsf_setup_ct_els_sbals(req, sg_req, sg_resp, max_sbals);
         if (ret)
                 return ret;
 
         /* common settings for ct/gs and els requests */
-        fcp_chan_timeout = 2 * FC_DEF_R_A_TOV / 1000;
+        if (timeout > 255)
+                timeout = 255; /* max value accepted by hardware */
         req->qtcb->bottom.support.service_class = FSF_CLASS_3;
-        req->qtcb->bottom.support.timeout = fcp_chan_timeout;
-        zfcp_fsf_start_timer(req, (fcp_chan_timeout + 10) * HZ);
+        req->qtcb->bottom.support.timeout = timeout;
+        zfcp_fsf_start_timer(req, (timeout + 10) * HZ);
 
         return 0;
 }
@@ -1092,7 +1092,8 @@ static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req,
  * @pool: if non-null this mempool is used to allocate struct zfcp_fsf_req
  */
 int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port,
-                     struct zfcp_fsf_ct_els *ct, mempool_t *pool)
+                     struct zfcp_fsf_ct_els *ct, mempool_t *pool,
+                     unsigned int timeout)
 {
         struct zfcp_qdio *qdio = wka_port->adapter->qdio;
         struct zfcp_fsf_req *req;
@@ -1111,7 +1112,7 @@ int zfcp_fsf_send_ct(struct zfcp_fc_wka_port *wka_port,
 
         req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
         ret = zfcp_fsf_setup_ct_els(req, ct->req, ct->resp,
-                                    FSF_MAX_SBALS_PER_REQ);
+                                    FSF_MAX_SBALS_PER_REQ, timeout);
         if (ret)
                 goto failed_send;
 
@@ -1188,7 +1189,7 @@ skip_fsfstatus:
  * @els: pointer to struct zfcp_send_els with data for the command
  */
 int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id,
-                      struct zfcp_fsf_ct_els *els)
+                      struct zfcp_fsf_ct_els *els, unsigned int timeout)
 {
         struct zfcp_fsf_req *req;
         struct zfcp_qdio *qdio = adapter->qdio;
@@ -1206,7 +1207,7 @@ int zfcp_fsf_send_els(struct zfcp_adapter *adapter, u32 d_id,
         }
 
         req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
-        ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, 2);
+        ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, 2, timeout);
 
         if (ret)
                 goto failed_send;
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 771cc536a989..8e6fc68d6bd4 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -652,6 +652,7 @@ struct fc_function_template zfcp_transport_functions = {
         .show_host_port_state = 1,
         .show_host_active_fc4s = 1,
         .bsg_request = zfcp_fc_exec_bsg_job,
+        .bsg_timeout = zfcp_fc_timeout_bsg_job,
         /* no functions registered for following dynamic attributes but
            directly set by LLDD */
         .show_host_port_type = 1,
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 2a889853a106..7e26ebc26661 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -293,7 +293,10 @@ int aac_get_config_status(struct aac_dev *dev, int commit_flag)
                         status = -EINVAL;
                 }
         }
-        aac_fib_complete(fibptr);
+        /* Do not set XferState to zero unless receives a response from F/W */
+        if (status >= 0)
+                aac_fib_complete(fibptr);
+
         /* Send a CT_COMMIT_CONFIG to enable discovery of devices */
         if (status >= 0) {
                 if ((aac_commit == 1) || commit_flag) {
@@ -310,13 +313,18 @@ int aac_get_config_status(struct aac_dev *dev, int commit_flag)
                                     FsaNormal,
                                     1, 1,
                                     NULL, NULL);
-                        aac_fib_complete(fibptr);
+                        /* Do not set XferState to zero unless
+                         * receives a response from F/W */
+                        if (status >= 0)
+                                aac_fib_complete(fibptr);
                 } else if (aac_commit == 0) {
                         printk(KERN_WARNING
                           "aac_get_config_status: Foreign device configurations are being ignored\n");
                 }
         }
-        aac_fib_free(fibptr);
+        /* FIB should be freed only after getting the response from the F/W */
+        if (status != -ERESTARTSYS)
+                aac_fib_free(fibptr);
         return status;
 }
 
@@ -355,7 +363,9 @@ int aac_get_containers(struct aac_dev *dev)
                 maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries);
                 aac_fib_complete(fibptr);
         }
-        aac_fib_free(fibptr);
+        /* FIB should be freed only after getting the response from the F/W */
+        if (status != -ERESTARTSYS)
+                aac_fib_free(fibptr);
 
         if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS)
                 maximum_num_containers = MAXIMUM_NUM_CONTAINERS;
@@ -1245,8 +1255,12 @@ int aac_get_adapter_info(struct aac_dev* dev)
                          NULL);
 
         if (rcode < 0) {
-                aac_fib_complete(fibptr);
-                aac_fib_free(fibptr);
+                /* FIB should be freed only after
+                 * getting the response from the F/W */
+                if (rcode != -ERESTARTSYS) {
+                        aac_fib_complete(fibptr);
+                        aac_fib_free(fibptr);
+                }
                 return rcode;
         }
         memcpy(&dev->adapter_info, info, sizeof(*info));
@@ -1270,6 +1284,12 @@ int aac_get_adapter_info(struct aac_dev* dev)
 
                 if (rcode >= 0)
                         memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo));
+                if (rcode == -ERESTARTSYS) {
+                        fibptr = aac_fib_alloc(dev);
+                        if (!fibptr)
+                                return -ENOMEM;
+                }
+
         }
 
 
@@ -1470,9 +1490,11 @@ int aac_get_adapter_info(struct aac_dev* dev)
                           (dev->scsi_host_ptr->sg_tablesize * 8) + 112;
                 }
         }
-
-        aac_fib_complete(fibptr);
-        aac_fib_free(fibptr);
+        /* FIB should be freed only after getting the response from the F/W */
+        if (rcode != -ERESTARTSYS) {
+                aac_fib_complete(fibptr);
+                aac_fib_free(fibptr);
+        }
 
         return rcode;
 }
@@ -1633,6 +1655,7 @@ static int aac_read(struct scsi_cmnd * scsicmd)
          *      Alocate and initialize a Fib
          */
         if (!(cmd_fibcontext = aac_fib_alloc(dev))) {
+                printk(KERN_WARNING "aac_read: fib allocation failed\n");
                 return -1;
         }
 
@@ -1712,9 +1735,14 @@ static int aac_write(struct scsi_cmnd * scsicmd)
          *      Allocate and initialize a Fib then setup a BlockWrite command
          */
         if (!(cmd_fibcontext = aac_fib_alloc(dev))) {
-                scsicmd->result = DID_ERROR << 16;
-                scsicmd->scsi_done(scsicmd);
-                return 0;
+                /* FIB temporarily unavailable,not catastrophic failure */
+
+                /* scsicmd->result = DID_ERROR << 16;
+                 * scsicmd->scsi_done(scsicmd);
+                 * return 0;
+                 */
+                printk(KERN_WARNING "aac_write: fib allocation failed\n");
+                return -1;
         }
 
         status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua);
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index 83986ed86556..619c02d9c862 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -12,7 +12,7 @@
  *----------------------------------------------------------------------------*/
 
 #ifndef AAC_DRIVER_BUILD
-# define AAC_DRIVER_BUILD 2461
+# define AAC_DRIVER_BUILD 24702
 # define AAC_DRIVER_BRANCH "-ms"
 #endif
 #define MAXIMUM_NUM_CONTAINERS  32
@@ -1036,6 +1036,9 @@ struct aac_dev
         u8                      printf_enabled;
         u8                      in_reset;
         u8                      msi;
+        int                     management_fib_count;
+        spinlock_t              manage_lock;
+
 };
 
 #define aac_adapter_interrupt(dev) \
diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c
index 0391d759dfdb..9c0c91178538 100644
--- a/drivers/scsi/aacraid/commctrl.c
+++ b/drivers/scsi/aacraid/commctrl.c
@@ -153,7 +153,7 @@ cleanup:
                 fibptr->hw_fib_pa = hw_fib_pa;
                 fibptr->hw_fib_va = hw_fib;
         }
-        if (retval != -EINTR)
+        if (retval != -ERESTARTSYS)
                 aac_fib_free(fibptr);
         return retval;
 }
@@ -322,7 +322,7 @@ return_fib:
                 }
                 if (f.wait) {
                         if(down_interruptible(&fibctx->wait_sem) < 0) {
-                                status = -EINTR;
+                                status = -ERESTARTSYS;
                         } else {
                                 /* Lock again and retry */
                                 spin_lock_irqsave(&dev->fib_lock, flags);
@@ -593,10 +593,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
                                 u64 addr;
                                 void* p;
                                 if (upsg->sg[i].count >
-                                    (dev->adapter_info.options &
+                                    ((dev->adapter_info.options &
                                      AAC_OPT_NEW_COMM) ?
                                       (dev->scsi_host_ptr->max_sectors << 9) :
-                                      65536) {
+                                      65536)) {
                                         rcode = -EINVAL;
                                         goto cleanup;
                                 }
@@ -645,10 +645,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
                                 u64 addr;
                                 void* p;
                                 if (usg->sg[i].count >
-                                    (dev->adapter_info.options &
+                                    ((dev->adapter_info.options &
                                      AAC_OPT_NEW_COMM) ?
                                       (dev->scsi_host_ptr->max_sectors << 9) :
-                                      65536) {
+                                      65536)) {
                                         rcode = -EINVAL;
                                         goto cleanup;
                                 }
@@ -695,10 +695,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
                                 uintptr_t addr;
                                 void* p;
                                 if (usg->sg[i].count >
-                                    (dev->adapter_info.options &
+                                    ((dev->adapter_info.options &
                                      AAC_OPT_NEW_COMM) ?
                                       (dev->scsi_host_ptr->max_sectors << 9) :
-                                      65536) {
+                                      65536)) {
                                         rcode = -EINVAL;
                                         goto cleanup;
                                 }
@@ -734,10 +734,10 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
                                 dma_addr_t addr;
                                 void* p;
                                 if (upsg->sg[i].count >
-                                    (dev->adapter_info.options &
+                                    ((dev->adapter_info.options &
                                      AAC_OPT_NEW_COMM) ?
                                       (dev->scsi_host_ptr->max_sectors << 9) :
-                                      65536) {
+                                      65536)) {
                                         rcode = -EINVAL;
                                         goto cleanup;
                                 }
@@ -772,8 +772,8 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
                 psg->count = cpu_to_le32(sg_indx+1);
                 status = aac_fib_send(ScsiPortCommand, srbfib, actual_fibsize, FsaNormal, 1, 1, NULL, NULL);
         }
-        if (status == -EINTR) {
-                rcode = -EINTR;
+        if (status == -ERESTARTSYS) {
+                rcode = -ERESTARTSYS;
                 goto cleanup;
         }
 
@@ -810,7 +810,7 @@ cleanup:
         for(i=0; i <= sg_indx; i++){
                 kfree(sg_list[i]);
         }
-        if (rcode != -EINTR) {
+        if (rcode != -ERESTARTSYS) {
                 aac_fib_complete(srbfib);
                 aac_fib_free(srbfib);
         }
@@ -848,7 +848,7 @@ int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg)
          */
 
         status = aac_dev_ioctl(dev, cmd, arg);
-        if(status != -ENOTTY)
+        if (status != -ENOTTY)
                 return status;
 
         switch (cmd) {
diff --git a/drivers/scsi/aacraid/comminit.c b/drivers/scsi/aacraid/comminit.c
index 666d5151d628..a7261486ccd4 100644
--- a/drivers/scsi/aacraid/comminit.c
+++ b/drivers/scsi/aacraid/comminit.c
@@ -194,7 +194,9 @@ int aac_send_shutdown(struct aac_dev * dev)
 
         if (status >= 0)
                 aac_fib_complete(fibctx);
-        aac_fib_free(fibctx);
+        /* FIB should be freed only after getting the response from the F/W */
+        if (status != -ERESTARTSYS)
+                aac_fib_free(fibctx);
         return status;
 }
 
@@ -304,6 +306,8 @@ struct aac_dev *aac_init_adapter(struct aac_dev *dev)
         /*
          *      Check the preferred comm settings, defaults from template.
          */
+        dev->management_fib_count = 0;
+        spin_lock_init(&dev->manage_lock);
         dev->max_fib_size = sizeof(struct hw_fib);
         dev->sg_tablesize = host->sg_tablesize = (dev->max_fib_size
                 - sizeof(struct aac_fibhdr)
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 956261f25181..94d2954d79ae 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -189,7 +189,14 @@ struct fib *aac_fib_alloc(struct aac_dev *dev)
 
 void aac_fib_free(struct fib *fibptr)
 {
-        unsigned long flags;
+        unsigned long flags, flagsv;
+
+        spin_lock_irqsave(&fibptr->event_lock, flagsv);
+        if (fibptr->done == 2) {
+                spin_unlock_irqrestore(&fibptr->event_lock, flagsv);
+                return;
+        }
+        spin_unlock_irqrestore(&fibptr->event_lock, flagsv);
 
         spin_lock_irqsave(&fibptr->dev->fib_lock, flags);
         if (unlikely(fibptr->flags & FIB_CONTEXT_FLAG_TIMED_OUT))
@@ -390,6 +397,8 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
         struct hw_fib * hw_fib = fibptr->hw_fib_va;
         unsigned long flags = 0;
         unsigned long qflags;
+        unsigned long mflags = 0;
+
 
         if (!(hw_fib->header.XferState & cpu_to_le32(HostOwned)))
                 return -EBUSY;
@@ -471,9 +480,31 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
         if (!dev->queues)
                 return -EBUSY;
 
-        if(wait)
+        if (wait) {
+
+                spin_lock_irqsave(&dev->manage_lock, mflags);
+                if (dev->management_fib_count >= AAC_NUM_MGT_FIB) {
+                        printk(KERN_INFO "No management Fibs Available:%d\n",
+                                                dev->management_fib_count);
+                        spin_unlock_irqrestore(&dev->manage_lock, mflags);
+                        return -EBUSY;
+                }
+                dev->management_fib_count++;
+                spin_unlock_irqrestore(&dev->manage_lock, mflags);
                 spin_lock_irqsave(&fibptr->event_lock, flags);
-        aac_adapter_deliver(fibptr);
+        }
+
+        if (aac_adapter_deliver(fibptr) != 0) {
+                printk(KERN_ERR "aac_fib_send: returned -EBUSY\n");
+                if (wait) {
+                        spin_unlock_irqrestore(&fibptr->event_lock, flags);
+                        spin_lock_irqsave(&dev->manage_lock, mflags);
+                        dev->management_fib_count--;
+                        spin_unlock_irqrestore(&dev->manage_lock, mflags);
+                }
+                return -EBUSY;
+        }
+
 
         /*
          *      If the caller wanted us to wait for response wait now.
@@ -516,14 +547,15 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
                                 udelay(5);
                         }
                 } else if (down_interruptible(&fibptr->event_wait)) {
-                        fibptr->done = 2;
-                        up(&fibptr->event_wait);
+                        /* Do nothing ... satisfy
+                         * down_interruptible must_check */
                 }
+
                 spin_lock_irqsave(&fibptr->event_lock, flags);
-                if ((fibptr->done == 0) || (fibptr->done == 2)) {
+                if (fibptr->done == 0) {
                         fibptr->done = 2; /* Tell interrupt we aborted */
                         spin_unlock_irqrestore(&fibptr->event_lock, flags);
-                        return -EINTR;
+                        return -ERESTARTSYS;
                 }
                 spin_unlock_irqrestore(&fibptr->event_lock, flags);
                 BUG_ON(fibptr->done == 0);
@@ -689,6 +721,7 @@ int aac_fib_adapter_complete(struct fib *fibptr, unsigned short size)
 
 int aac_fib_complete(struct fib *fibptr)
 {
+        unsigned long flags;
         struct hw_fib * hw_fib = fibptr->hw_fib_va;
 
         /*
@@ -709,6 +742,13 @@ int aac_fib_complete(struct fib *fibptr)
          *      command is complete that we had sent to the adapter and this
          *      cdb could be reused.
          */
+        spin_lock_irqsave(&fibptr->event_lock, flags);
+        if (fibptr->done == 2) {
+                spin_unlock_irqrestore(&fibptr->event_lock, flags);
+                return 0;
+        }
+        spin_unlock_irqrestore(&fibptr->event_lock, flags);
+
         if((hw_fib->header.XferState & cpu_to_le32(SentFromHost)) &&
                 (hw_fib->header.XferState & cpu_to_le32(AdapterProcessed)))
         {
@@ -1355,7 +1395,10 @@ int aac_reset_adapter(struct aac_dev * aac, int forced)
 
                         if (status >= 0)
                                 aac_fib_complete(fibctx);
-                        aac_fib_free(fibctx);
+                        /* FIB should be freed only after getting
+                         * the response from the F/W */
+                        if (status != -ERESTARTSYS)
+                                aac_fib_free(fibctx);
                 }
         }
 
@@ -1759,6 +1802,7 @@ int aac_command_thread(void *data)
                                 struct fib *fibptr;
 
                                 if ((fibptr = aac_fib_alloc(dev))) {
+                                        int status;
                                         __le32 *info;
 
                                         aac_fib_init(fibptr);
@@ -1769,15 +1813,21 @@ int aac_command_thread(void *data)
 
                                         *info = cpu_to_le32(now.tv_sec);
 
-                                        (void)aac_fib_send(SendHostTime,
+                                        status = aac_fib_send(SendHostTime,
                                                 fibptr,
                                                 sizeof(*info),
                                                 FsaNormal,
                                                 1, 1,
                                                 NULL,
                                                 NULL);
-                                        aac_fib_complete(fibptr);
-                                        aac_fib_free(fibptr);
+                                        /* Do not set XferState to zero unless
+                                         * receives a response from F/W */
+                                        if (status >= 0)
+                                                aac_fib_complete(fibptr);
+                                        /* FIB should be freed only after
+                                         * getting the response from the F/W */
+                                        if (status != -ERESTARTSYS)
+                                                aac_fib_free(fibptr);
                                 }
                                 difference = (long)(unsigned)update_interval*HZ;
                         } else {
diff --git a/drivers/scsi/aacraid/dpcsup.c b/drivers/scsi/aacraid/dpcsup.c
index abc9ef5d1b10..9c7408fe8c7d 100644
--- a/drivers/scsi/aacraid/dpcsup.c
+++ b/drivers/scsi/aacraid/dpcsup.c
@@ -57,9 +57,9 @@ unsigned int aac_response_normal(struct aac_queue * q)
         struct hw_fib * hwfib;
         struct fib * fib;
         int consumed = 0;
-        unsigned long flags;
+        unsigned long flags, mflags;
 
-        spin_lock_irqsave(q->lock, flags);      
+        spin_lock_irqsave(q->lock, flags);
         /*
          *      Keep pulling response QEs off the response queue and waking
          *      up the waiters until there are no more QEs. We then return
@@ -125,12 +125,21 @@ unsigned int aac_response_normal(struct aac_queue * q)
                 } else {
                         unsigned long flagv;
                         spin_lock_irqsave(&fib->event_lock, flagv);
-                        if (!fib->done)
+                        if (!fib->done) {
                                 fib->done = 1;
-                        up(&fib->event_wait);
+                                up(&fib->event_wait);
+                        }
                         spin_unlock_irqrestore(&fib->event_lock, flagv);
+
+                        spin_lock_irqsave(&dev->manage_lock, mflags);
+                        dev->management_fib_count--;
+                        spin_unlock_irqrestore(&dev->manage_lock, mflags);
+
                         FIB_COUNTER_INCREMENT(aac_config.NormalRecved);
                         if (fib->done == 2) {
+                                spin_lock_irqsave(&fib->event_lock, flagv);
+                                fib->done = 0;
+                                spin_unlock_irqrestore(&fib->event_lock, flagv);
                                 aac_fib_complete(fib);
                                 aac_fib_free(fib);
                         }
@@ -232,6 +241,7 @@ unsigned int aac_command_normal(struct aac_queue *q)
 
 unsigned int aac_intr_normal(struct aac_dev * dev, u32 index)
 {
+        unsigned long mflags;
         dprintk((KERN_INFO "aac_intr_normal(%p,%x)\n", dev, index));
         if ((index & 0x00000002L)) {
                 struct hw_fib * hw_fib;
@@ -320,11 +330,25 @@ unsigned int aac_intr_normal(struct aac_dev * dev, u32 index)
                         unsigned long flagv;
                         dprintk((KERN_INFO "event_wait up\n"));
                         spin_lock_irqsave(&fib->event_lock, flagv);
-                        if (!fib->done)
+                        if (!fib->done) {
                                 fib->done = 1;
-                        up(&fib->event_wait);
+                                up(&fib->event_wait);
+                        }
                         spin_unlock_irqrestore(&fib->event_lock, flagv);
+
+                        spin_lock_irqsave(&dev->manage_lock, mflags);
+                        dev->management_fib_count--;
+                        spin_unlock_irqrestore(&dev->manage_lock, mflags);
+
                         FIB_COUNTER_INCREMENT(aac_config.NormalRecved);
+                        if (fib->done == 2) {
+                                spin_lock_irqsave(&fib->event_lock, flagv);
+                                fib->done = 0;
+                                spin_unlock_irqrestore(&fib->event_lock, flagv);
+                                aac_fib_complete(fib);
+                                aac_fib_free(fib);
+                        }
+
                 }
                 return 0;
         }
diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c
index 4d419c155ce9..78971db5b60e 100644
--- a/drivers/scsi/aic7xxx/aic79xx_core.c
+++ b/drivers/scsi/aic7xxx/aic79xx_core.c
@@ -3171,13 +3171,16 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd)
                                 tinfo->curr.transport_version = 2;
                                 tinfo->goal.transport_version = 2;
                                 tinfo->goal.ppr_options = 0;
-                                /*
-                                 * Remove any SCBs in the waiting for selection
-                                 * queue that may also be for this target so
-                                 * that command ordering is preserved.
-                                 */
-                                ahd_freeze_devq(ahd, scb);
-                                ahd_qinfifo_requeue_tail(ahd, scb);
+                                if (scb != NULL) {
+                                        /*
+                                         * Remove any SCBs in the waiting
+                                         * for selection queue that may
+                                         * also be for this target so that
+                                         * command ordering is preserved.
+                                         */
+                                        ahd_freeze_devq(ahd, scb);
+                                        ahd_qinfifo_requeue_tail(ahd, scb);
+                                }
                                 printerror = 0;
                         }
                 } else if (ahd_sent_msg(ahd, AHDMSG_EXT, MSG_EXT_WDTR, FALSE)
@@ -3194,13 +3197,16 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd)
                                       MSG_EXT_WDTR_BUS_8_BIT,
                                       AHD_TRANS_CUR|AHD_TRANS_GOAL,
                                       /*paused*/TRUE);
-                        /*
-                         * Remove any SCBs in the waiting for selection
-                         * queue that may also be for this target so that
-                         * command ordering is preserved.
-                         */
-                        ahd_freeze_devq(ahd, scb);
-                        ahd_qinfifo_requeue_tail(ahd, scb);
+                        if (scb != NULL) {
+                                /*
+                                 * Remove any SCBs in the waiting for
+                                 * selection queue that may also be for
+                                 * this target so that command ordering
+                                 * is preserved.
+                                 */
+                                ahd_freeze_devq(ahd, scb);
+                                ahd_qinfifo_requeue_tail(ahd, scb);
+                        }
                         printerror = 0;
                 } else if (ahd_sent_msg(ahd, AHDMSG_EXT, MSG_EXT_SDTR, FALSE)
                         && ppr_busfree == 0) {
@@ -3217,13 +3223,16 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd)
                                         /*ppr_options*/0,
                                         AHD_TRANS_CUR|AHD_TRANS_GOAL,
                                         /*paused*/TRUE);
-                        /*
-                         * Remove any SCBs in the waiting for selection
-                         * queue that may also be for this target so that
-                         * command ordering is preserved.
-                         */
-                        ahd_freeze_devq(ahd, scb);
-                        ahd_qinfifo_requeue_tail(ahd, scb);
+                        if (scb != NULL) {
+                                /*
+                                 * Remove any SCBs in the waiting for
+                                 * selection queue that may also be for
+                                 * this target so that command ordering
+                                 * is preserved.
+                                 */
+                                ahd_freeze_devq(ahd, scb);
+                                ahd_qinfifo_requeue_tail(ahd, scb);
+                        }
                         printerror = 0;
                 } else if ((ahd->msg_flags & MSG_FLAG_EXPECT_IDE_BUSFREE) != 0
                         && ahd_sent_msg(ahd, AHDMSG_1B,
@@ -3251,7 +3260,7 @@ ahd_handle_nonpkt_busfree(struct ahd_softc *ahd)
          * the message phases.  We check it last in case we
          * had to send some other message that caused a busfree.
          */
-        if (printerror != 0
+        if (scb != NULL && printerror != 0
          && (lastphase == P_MESGIN || lastphase == P_MESGOUT)
          && ((ahd->msg_flags & MSG_FLAG_EXPECT_PPR_BUSFREE) != 0)) {
 
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 2445e399fd60..2445e399fd60 100755..100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 8a2a1c5935c6..8a2a1c5935c6 100755..100644
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 608e675f68c8..1263d9796e89 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -1586,8 +1586,7 @@ typedef struct fc_port {
  */
 #define FCF_FABRIC_DEVICE       BIT_0
 #define FCF_LOGIN_NEEDED        BIT_1
-#define FCF_TAPE_PRESENT        BIT_2
-#define FCF_FCP2_DEVICE         BIT_3
+#define FCF_FCP2_DEVICE         BIT_2
 
 /* No loop ID flag. */
 #define FC_NO_LOOP_ID           0x1000
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index b4a0eac8f96d..3f8e8495b743 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -205,7 +205,7 @@ qla2x00_async_login_done(struct scsi_qla_host *vha, fc_port_t *fcport,
 
         switch (data[0]) {
         case MBS_COMMAND_COMPLETE:
-                if (fcport->flags & FCF_TAPE_PRESENT)
+                if (fcport->flags & FCF_FCP2_DEVICE)
                         opts |= BIT_1;
                 rval = qla2x00_get_port_database(vha, fcport, opts);
                 if (rval != QLA_SUCCESS)
@@ -2726,7 +2726,7 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha)
 
                 /*
                  * Logout all previous fabric devices marked lost, except
-                 * tape devices.
+                 * FCP2 devices.
                  */
                 list_for_each_entry(fcport, &vha->vp_fcports, list) {
                         if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
@@ -2739,7 +2739,7 @@ qla2x00_configure_fabric(scsi_qla_host_t *vha)
                                 qla2x00_mark_device_lost(vha, fcport,
                                     ql2xplogiabsentdevice, 0);
                                 if (fcport->loop_id != FC_NO_LOOP_ID &&
-                                    (fcport->flags & FCF_TAPE_PRESENT) == 0 &&
+                                    (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
                                     fcport->port_type != FCT_INITIATOR &&
                                     fcport->port_type != FCT_BROADCAST) {
                                         ha->isp_ops->fabric_logout(vha,
@@ -3018,7 +3018,7 @@ qla2x00_find_all_fabric_devs(scsi_qla_host_t *vha,
                         fcport->d_id.b24 = new_fcport->d_id.b24;
                         fcport->flags |= FCF_LOGIN_NEEDED;
                         if (fcport->loop_id != FC_NO_LOOP_ID &&
-                            (fcport->flags & FCF_TAPE_PRESENT) == 0 &&
+                            (fcport->flags & FCF_FCP2_DEVICE) == 0 &&
                             fcport->port_type != FCT_INITIATOR &&
                             fcport->port_type != FCT_BROADCAST) {
                                 ha->isp_ops->fabric_logout(vha, fcport->loop_id,
@@ -3272,9 +3272,9 @@ qla2x00_fabric_dev_login(scsi_qla_host_t *vha, fc_port_t *fcport,
 
         rval = qla2x00_fabric_login(vha, fcport, next_loopid);
         if (rval == QLA_SUCCESS) {
-                /* Send an ADISC to tape devices.*/
+                /* Send an ADISC to FCP2 devices.*/
                 opts = 0;
-                if (fcport->flags & FCF_TAPE_PRESENT)
+                if (fcport->flags & FCF_FCP2_DEVICE)
                         opts |= BIT_1;
                 rval = qla2x00_get_port_database(vha, fcport, opts);
                 if (rval != QLA_SUCCESS) {
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 209f50e788a1..8529eb1f3cd4 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1188,7 +1188,6 @@ qla2xxx_slave_configure(struct scsi_device *sdev)
         scsi_qla_host_t *vha = shost_priv(sdev->host);
         struct qla_hw_data *ha = vha->hw;
         struct fc_rport *rport = starget_to_rport(sdev->sdev_target);
-        fc_port_t *fcport = *(fc_port_t **)rport->dd_data;
         struct req_que *req = vha->req;
 
         if (sdev->tagged_supported)
@@ -1197,8 +1196,6 @@ qla2xxx_slave_configure(struct scsi_device *sdev)
                 scsi_deactivate_tcq(sdev, req->max_q_depth);
 
         rport->dev_loss_tmo = ha->port_down_retry_count;
-        if (sdev->type == TYPE_TAPE)
-                fcport->flags |= FCF_TAPE_PRESENT;
 
         return 0;
 }
@@ -2805,7 +2802,7 @@ void qla2x00_relogin(struct scsi_qla_host *vha)
 
                         fcport->login_retry--;
                         if (fcport->flags & FCF_FABRIC_DEVICE) {
-                                if (fcport->flags & FCF_TAPE_PRESENT)
+                                if (fcport->flags & FCF_FCP2_DEVICE)
                                         ha->isp_ops->fabric_logout(vha,
                                                         fcport->loop_id,
                                                         fcport->d_id.b.domain,
@@ -3141,7 +3138,10 @@ qla2x00_timer(scsi_qla_host_t *vha)
                         if (!IS_QLA2100(ha) && vha->link_down_timeout)
                                 atomic_set(&vha->loop_state, LOOP_DEAD);
 
-                        /* Schedule an ISP abort to return any tape commands. */
+                        /*
+                         * Schedule an ISP abort to return any FCP2-device
+                         * commands.
+                         */
                         /* NPIV - scan physical port only */
                         if (!vha->vp_idx) {
                                 spin_lock_irqsave(&ha->hardware_lock,
@@ -3158,7 +3158,7 @@ qla2x00_timer(scsi_qla_host_t *vha)
                                         if (sp->ctx)
                                                 continue;
                                         sfcp = sp->fcport;
-                                        if (!(sfcp->flags & FCF_TAPE_PRESENT))
+                                        if (!(sfcp->flags & FCF_FCP2_DEVICE))
                                                 continue;
 
                                         set_bit(ISP_ABORT_NEEDED,
diff --git a/drivers/scsi/qla2xxx/qla_sup.c b/drivers/scsi/qla2xxx/qla_sup.c
index 010e69b29afe..371dc895972a 100644
--- a/drivers/scsi/qla2xxx/qla_sup.c
+++ b/drivers/scsi/qla2xxx/qla_sup.c
@@ -2292,11 +2292,14 @@ qla25xx_read_optrom_data(struct scsi_qla_host *vha, uint8_t *buf,
         uint32_t faddr, left, burst;
         struct qla_hw_data *ha = vha->hw;
 
+        if (IS_QLA25XX(ha) || IS_QLA81XX(ha))
+                goto try_fast;
         if (offset & 0xfff)
                 goto slow_read;
         if (length < OPTROM_BURST_SIZE)
                 goto slow_read;
 
+try_fast:
         optrom = dma_alloc_coherent(&ha->pdev->dev, OPTROM_BURST_SIZE,
             &optrom_dma, GFP_KERNEL);
         if (!optrom) {
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index a65dd95507c6..ed36279a33c1 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
 /*
  * Driver version
  */
-#define QLA2XXX_VERSION      "8.03.01-k9"
+#define QLA2XXX_VERSION      "8.03.01-k10"
 
 #define QLA_DRIVER_MAJOR_VER    8
 #define QLA_DRIVER_MINOR_VER    3
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index d8927681ec88..c6642423cc67 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -749,9 +749,9 @@ void scsi_io_completion(struct scsi_cmnd *cmd, unsigned int good_bytes)
                          */
                         req->next_rq->resid_len = scsi_in(cmd)->resid;
 
+                        scsi_release_buffers(cmd);
                         blk_end_request_all(req, 0);
 
-                        scsi_release_buffers(cmd);
                         scsi_next_command(cmd);
                         return;
                 }
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index ddfcecd5099f..653f22a8deb9 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -3527,7 +3527,10 @@ fc_bsg_job_timeout(struct request *req)
         if (!done && i->f->bsg_timeout) {
                 /* call LLDD to abort the i/o as it has timed out */
                 err = i->f->bsg_timeout(job);
-                if (err)
+                if (err == -EAGAIN) {
+                        job->ref_cnt--;
+                        return BLK_EH_RESET_TIMER;
+                } else if (err)
                         printk(KERN_ERR "ERROR: FC BSG request timeout - LLD "
                                 "abort failed with status %d\n", err);
         }
diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h
index 1f716d9f714b..520ecf86cbb3 100644
--- a/include/linux/firewire-cdev.h
+++ b/include/linux/firewire-cdev.h
@@ -380,7 +380,7 @@ struct fw_cdev_initiate_bus_reset {
  * @immediate:  If non-zero, immediate key to insert before pointer
  * @key:        Upper 8 bits of root directory pointer
  * @data:       Userspace pointer to contents of descriptor block
- * @length:     Length of descriptor block data, in bytes
+ * @length:     Length of descriptor block data, in quadlets
  * @handle:     Handle to the descriptor, written by the kernel
  *
  * Add a descriptor block and optionally a preceding immediate key to the local
@@ -394,6 +394,8 @@ struct fw_cdev_initiate_bus_reset {
  * If not 0, the @immediate field specifies an immediate key which will be
  * inserted before the root directory pointer.
  *
+ * @immediate, @key, and @data array elements are CPU-endian quadlets.
+ *
  * If successful, the kernel adds the descriptor and writes back a handle to the
  * kernel-side object to be used for later removal of the descriptor block and
  * immediate key.
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index ed5d7501e181..3c62ed408492 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -253,6 +253,8 @@ extern struct page * read_cache_page_async(struct address_space *mapping,
 extern struct page * read_cache_page(struct address_space *mapping,
                                 pgoff_t index, filler_t *filler,
                                 void *data);
+extern struct page * read_cache_page_gfp(struct address_space *mapping,
+                                pgoff_t index, gfp_t gfp_mask);
 extern int read_cache_pages(struct address_space *mapping,
                 struct list_head *pages, filler_t *filler, void *data);
 
diff --git a/include/scsi/scsi_bsg_fc.h b/include/scsi/scsi_bsg_fc.h
index a4b233318179..91a4e4ff9a9b 100644
--- a/include/scsi/scsi_bsg_fc.h
+++ b/include/scsi/scsi_bsg_fc.h
@@ -292,7 +292,7 @@ struct fc_bsg_request {
                 struct fc_bsg_rport_els         r_els;
                 struct fc_bsg_rport_ct          r_ct;
         } rqst_data;
-};
+} __attribute__((packed));
 
 
 /* response (request sense data) structure of the sg_io_v4 */
diff --git a/mm/filemap.c b/mm/filemap.c
index 96ac6b0eb6cb..e3736923220e 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1634,14 +1634,15 @@ EXPORT_SYMBOL(generic_file_readonly_mmap);
 static struct page *__read_cache_page(struct address_space *mapping,
                                 pgoff_t index,
                                 int (*filler)(void *,struct page*),
-                                void *data)
+                                void *data,
+                                gfp_t gfp)
 {
         struct page *page;
         int err;
 repeat:
         page = find_get_page(mapping, index);
         if (!page) {
-                page = page_cache_alloc_cold(mapping);
+                page = __page_cache_alloc(gfp | __GFP_COLD);
                 if (!page)
                         return ERR_PTR(-ENOMEM);
                 err = add_to_page_cache_lru(page, mapping, index, GFP_KERNEL);
@@ -1661,31 +1662,18 @@ repeat:
         return page;
 }
 
-/**
- * read_cache_page_async - read into page cache, fill it if needed
- * @mapping:    the page's address_space
- * @index:      the page index
- * @filler:     function to perform the read
- * @data:       destination for read data
- *
- * Same as read_cache_page, but don't wait for page to become unlocked
- * after submitting it to the filler.
- *
- * Read into the page cache. If a page already exists, and PageUptodate() is
- * not set, try to fill the page but don't wait for it to become unlocked.
- *
- * If the page does not get brought uptodate, return -EIO.
- */
-struct page *read_cache_page_async(struct address_space *mapping,
+static struct page *do_read_cache_page(struct address_space *mapping,
                                 pgoff_t index,
                                 int (*filler)(void *,struct page*),
-                                void *data)
+                                void *data,
+                                gfp_t gfp)
+
 {
         struct page *page;
         int err;
 
 retry:
-        page = __read_cache_page(mapping, index, filler, data);
+        page = __read_cache_page(mapping, index, filler, data, gfp);
         if (IS_ERR(page))
                 return page;
         if (PageUptodate(page))
@@ -1710,8 +1698,67 @@ out:
         mark_page_accessed(page);
         return page;
 }
+
+/**
+ * read_cache_page_async - read into page cache, fill it if needed
+ * @mapping:    the page's address_space
+ * @index:      the page index
+ * @filler:     function to perform the read
+ * @data:       destination for read data
+ *
+ * Same as read_cache_page, but don't wait for page to become unlocked
+ * after submitting it to the filler.
+ *
+ * Read into the page cache. If a page already exists, and PageUptodate() is
+ * not set, try to fill the page but don't wait for it to become unlocked.
+ *
+ * If the page does not get brought uptodate, return -EIO.
+ */
+struct page *read_cache_page_async(struct address_space *mapping,
+                                pgoff_t index,
+                                int (*filler)(void *,struct page*),
+                                void *data)
+{
+        return do_read_cache_page(mapping, index, filler, data, mapping_gfp_mask(mapping));
+}
 EXPORT_SYMBOL(read_cache_page_async);
 
+static struct page *wait_on_page_read(struct page *page)
+{
+        if (!IS_ERR(page)) {
+                wait_on_page_locked(page);
+                if (!PageUptodate(page)) {
+                        page_cache_release(page);
+                        page = ERR_PTR(-EIO);
+                }
+        }
+        return page;
+}
+
+/**
+ * read_cache_page_gfp - read into page cache, using specified page allocation flags.
+ * @mapping:    the page's address_space
+ * @index:      the page index
+ * @gfp:        the page allocator flags to use if allocating
+ *
+ * This is the same as "read_mapping_page(mapping, index, NULL)", but with
+ * any new page allocations done using the specified allocation flags. Note
+ * that the Radix tree operations will still use GFP_KERNEL, so you can't
+ * expect to do this atomically or anything like that - but you can pass in
+ * other page requirements.
+ *
+ * If the page does not get brought uptodate, return -EIO.
+ */
+struct page *read_cache_page_gfp(struct address_space *mapping,
+                                pgoff_t index,
+                                gfp_t gfp)
+{
+        filler_t *filler = (filler_t *)mapping->a_ops->readpage;
+
+        return wait_on_page_read(do_read_cache_page(mapping, index, filler, NULL, gfp));
+}
+EXPORT_SYMBOL(read_cache_page_gfp);
+
 /**
  * read_cache_page - read into page cache, fill it if needed
  * @mapping:    the page's address_space
@@ -1729,18 +1776,7 @@ struct page *read_cache_page(struct address_space *mapping,
                                 int (*filler)(void *,struct page*),
                                 void *data)
 {
-        struct page *page;
-
-        page = read_cache_page_async(mapping, index, filler, data);
-        if (IS_ERR(page))
-                goto out;
-        wait_on_page_locked(page);
-        if (!PageUptodate(page)) {
-                page_cache_release(page);
-                page = ERR_PTR(-EIO);
-        }
- out:
-        return page;
+        return wait_on_page_read(read_cache_page_async(mapping, index, filler, data));
 }
 EXPORT_SYMBOL(read_cache_page);