Merge branch 'fix' of git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6

41 files changed, 233 insertions, 153 deletions

diff --git a/arch/arm/configs/omap3_beagle_defconfig b/arch/arm/configs/omap3_beagle_defconfig
index 357d4021e2d0..b3c8cce0f8fb 100644
--- a/arch/arm/configs/omap3_beagle_defconfig
+++ b/arch/arm/configs/omap3_beagle_defconfig
@@ -969,7 +969,6 @@ CONFIG_USB_ETH_RNDIS=y
 #
 CONFIG_USB_OTG_UTILS=y
 # CONFIG_USB_GPIO_VBUS is not set
-# CONFIG_ISP1301_OMAP is not set
 CONFIG_TWL4030_USB=y
 # CONFIG_NOP_USB_XCEIV is not set
 CONFIG_MMC=y
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index c1af5326e92f..2b0eb1ba5d7f 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -444,7 +444,7 @@ static int __init rx51_i2c_init(void)
                 rx51_twldata.vaux3 = &rx51_vaux3_cam;
                 rx51_twldata.vmmc2 = &rx51_vmmc2;
         }
-        omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1,
+        omap_register_i2c_bus(1, 2200, rx51_peripherals_i2c_board_info_1,
                         ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
         omap_register_i2c_bus(2, 100, NULL, 0);
         omap_register_i2c_bus(3, 400, NULL, 0);
diff --git a/arch/arm/mach-omap2/board-zoom2.c b/arch/arm/mach-omap2/board-zoom2.c
index b7b32208ced7..fd3369d5e5cb 100644
--- a/arch/arm/mach-omap2/board-zoom2.c
+++ b/arch/arm/mach-omap2/board-zoom2.c
@@ -25,6 +25,7 @@
 #include <mach/keypad.h>
 
 #include "mmc-twl4030.h"
+#include "sdram-micron-mt46h32m32lf-6.h"
 
 /* Zoom2 has Qwerty keyboard*/
 static int board_keymap[] = {
@@ -213,7 +214,8 @@ static void __init omap_zoom2_init_irq(void)
 {
         omap_board_config = zoom2_config;
         omap_board_config_size = ARRAY_SIZE(zoom2_config);
-        omap2_init_common_hw(NULL, NULL);
+        omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
+                                 mt46h32m32lf6_sdrc_params);
         omap_init_irq();
         omap_gpio_init();
 }
diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c
index bc5d3ac66611..e2dbedd581e8 100644
--- a/arch/arm/mach-omap2/clock24xx.c
+++ b/arch/arm/mach-omap2/clock24xx.c
@@ -769,6 +769,7 @@ int __init omap2_clk_init(void)
                 if (c->cpu & cpu_mask) {
                         clkdev_add(&c->lk);
                         clk_register(c->lk.clk);
+                        omap2_init_clk_clkdm(c->lk.clk);
                 }
 
         /* Check the MPU rate set by bootloader */
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
index 4ef7b4f5474e..58aff8485df9 100644
--- a/arch/arm/mach-omap2/clockdomain.c
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -137,6 +137,36 @@ static void _clkdm_del_autodeps(struct clockdomain *clkdm)
         }
 }
 
+/*
+ * _omap2_clkdm_set_hwsup - set the hwsup idle transition bit
+ * @clkdm: struct clockdomain *
+ * @enable: int 0 to disable, 1 to enable
+ *
+ * Internal helper for actually switching the bit that controls hwsup
+ * idle transitions for clkdm.
+ */
+static void _omap2_clkdm_set_hwsup(struct clockdomain *clkdm, int enable)
+{
+        u32 v;
+
+        if (cpu_is_omap24xx()) {
+                if (enable)
+                        v = OMAP24XX_CLKSTCTRL_ENABLE_AUTO;
+                else
+                        v = OMAP24XX_CLKSTCTRL_DISABLE_AUTO;
+        } else if (cpu_is_omap34xx()) {
+                if (enable)
+                        v = OMAP34XX_CLKSTCTRL_ENABLE_AUTO;
+                else
+                        v = OMAP34XX_CLKSTCTRL_DISABLE_AUTO;
+        } else {
+                BUG();
+        }
+
+        cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
+                            v << __ffs(clkdm->clktrctrl_mask),
+                            clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL);
+}
 
 static struct clockdomain *_clkdm_lookup(const char *name)
 {
@@ -456,8 +486,6 @@ int omap2_clkdm_wakeup(struct clockdomain *clkdm)
  */
 void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
 {
-        u32 v;
-
         if (!clkdm)
                 return;
 
@@ -473,18 +501,7 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
         if (atomic_read(&clkdm->usecount) > 0)
                 _clkdm_add_autodeps(clkdm);
 
-        if (cpu_is_omap24xx())
-                v = OMAP24XX_CLKSTCTRL_ENABLE_AUTO;
-        else if (cpu_is_omap34xx())
-                v = OMAP34XX_CLKSTCTRL_ENABLE_AUTO;
-        else
-                BUG();
-
-
-        cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
-                            v << __ffs(clkdm->clktrctrl_mask),
-                            clkdm->pwrdm.ptr->prcm_offs,
-                            CM_CLKSTCTRL);
+        _omap2_clkdm_set_hwsup(clkdm, 1);
 
         pwrdm_clkdm_state_switch(clkdm);
 }
@@ -500,8 +517,6 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
  */
 void omap2_clkdm_deny_idle(struct clockdomain *clkdm)
 {
-        u32 v;
-
         if (!clkdm)
                 return;
 
@@ -514,16 +529,7 @@ void omap2_clkdm_deny_idle(struct clockdomain *clkdm)
         pr_debug("clockdomain: disabling automatic idle transitions for %s\n",
                  clkdm->name);
 
-        if (cpu_is_omap24xx())
-                v = OMAP24XX_CLKSTCTRL_DISABLE_AUTO;
-        else if (cpu_is_omap34xx())
-                v = OMAP34XX_CLKSTCTRL_DISABLE_AUTO;
-        else
-                BUG();
-
-        cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
-                            v << __ffs(clkdm->clktrctrl_mask),
-                            clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL);
+        _omap2_clkdm_set_hwsup(clkdm, 0);
 
         if (atomic_read(&clkdm->usecount) > 0)
                 _clkdm_del_autodeps(clkdm);
@@ -569,10 +575,14 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk)
         v = omap2_clkdm_clktrctrl_read(clkdm);
 
         if ((cpu_is_omap34xx() && v == OMAP34XX_CLKSTCTRL_ENABLE_AUTO) ||
-            (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO))
+            (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO)) {
+                /* Disable HW transitions when we are changing deps */
+                _omap2_clkdm_set_hwsup(clkdm, 0);
                 _clkdm_add_autodeps(clkdm);
-        else
+                _omap2_clkdm_set_hwsup(clkdm, 1);
+        } else {
                 omap2_clkdm_wakeup(clkdm);
+        }
 
         pwrdm_wait_transition(clkdm->pwrdm.ptr);
         pwrdm_clkdm_state_switch(clkdm);
@@ -623,10 +633,14 @@ int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk)
         v = omap2_clkdm_clktrctrl_read(clkdm);
 
         if ((cpu_is_omap34xx() && v == OMAP34XX_CLKSTCTRL_ENABLE_AUTO) ||
-            (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO))
+            (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO)) {
+                /* Disable HW transitions when we are changing deps */
+                _omap2_clkdm_set_hwsup(clkdm, 0);
                 _clkdm_del_autodeps(clkdm);
-        else
+                _omap2_clkdm_set_hwsup(clkdm, 1);
+        } else {
                 omap2_clkdm_sleep(clkdm);
+        }
 
         pwrdm_clkdm_state_switch(clkdm);
 
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index aac2cda60e09..102916f1e465 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -43,10 +43,10 @@
 
 #define CM_X300_ETH_PHYS        0x08000010
 
-#define GPIO82_MMC2_IRQ         (82)
-#define GPIO85_MMC2_WP          (85)
+#define GPIO82_MMC_IRQ          (82)
+#define GPIO85_MMC_WP           (85)
 
-#define CM_X300_MMC2_IRQ        IRQ_GPIO(GPIO82_MMC2_IRQ)
+#define CM_X300_MMC_IRQ         IRQ_GPIO(GPIO82_MMC_IRQ)
 
 #define GPIO95_RTC_CS           (95)
 #define GPIO96_RTC_WR           (96)
@@ -292,37 +292,37 @@ static inline void cm_x300_init_nand(void) {}
 #endif
 
 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
-/* The first MMC slot of CM-X300 is hardwired to Libertas card and has
+static struct pxamci_platform_data cm_x300_mci_platform_data = {
+        .detect_delay           = 20,
+        .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
+        .gpio_card_detect       = GPIO82_MMC_IRQ,
+        .gpio_card_ro           = GPIO85_MMC_WP,
+        .gpio_power             = -1,
+};
+
+/* The second MMC slot of CM-X300 is hardwired to Libertas card and has
    no detection/ro pins */
-static int cm_x300_mci_init(struct device *dev,
-                            irq_handler_t cm_x300_detect_int,
-                            void *data)
+static int cm_x300_mci2_init(struct device *dev,
+                             irq_handler_t cm_x300_detect_int,
+        void *data)
 {
         return 0;
 }
 
-static void cm_x300_mci_exit(struct device *dev, void *data)
+static void cm_x300_mci2_exit(struct device *dev, void *data)
 {
 }
 
-static struct pxamci_platform_data cm_x300_mci_platform_data = {
+static struct pxamci_platform_data cm_x300_mci2_platform_data = {
         .detect_delay           = 20,
         .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
-        .init                   = cm_x300_mci_init,
-        .exit                   = cm_x300_mci_exit,
+        .init                   = cm_x300_mci2_init,
+        .exit                   = cm_x300_mci2_exit,
         .gpio_card_detect       = -1,
         .gpio_card_ro           = -1,
         .gpio_power             = -1,
 };
 
-static struct pxamci_platform_data cm_x300_mci2_platform_data = {
-        .detect_delay           = 20,
-        .ocr_mask               = MMC_VDD_32_33|MMC_VDD_33_34,
-        .gpio_card_detect       = GPIO82_MMC2_IRQ,
-        .gpio_card_ro           = GPIO85_MMC2_WP,
-        .gpio_power             = -1,
-};
-
 static void __init cm_x300_init_mmc(void)
 {
         pxa_set_mci_info(&cm_x300_mci_platform_data);
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index ee8d6038ce82..82ff5733e4dc 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -15,6 +15,7 @@
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
+#include <linux/gpio_keys.h>
 #include <linux/gpio.h>
 #include <linux/leds.h>
 #include <linux/mtd/physmap.h>
@@ -375,6 +376,43 @@ static struct platform_device spitzkbd_device = {
 };
 
 
+static struct gpio_keys_button spitz_gpio_keys[] = {
+        {
+                .type   = EV_PWR,
+                .code   = KEY_SUSPEND,
+                .gpio   = SPITZ_GPIO_ON_KEY,
+                .desc   = "On/Off",
+                .wakeup = 1,
+        },
+        /* Two buttons detecting the lid state */
+        {
+                .type   = EV_SW,
+                .code   = 0,
+                .gpio   = SPITZ_GPIO_SWA,
+                .desc   = "Display Down",
+        },
+        {
+                .type   = EV_SW,
+                .code   = 1,
+                .gpio   = SPITZ_GPIO_SWB,
+                .desc   = "Lid Closed",
+        },
+};
+
+static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
+        .buttons        = spitz_gpio_keys,
+        .nbuttons       = ARRAY_SIZE(spitz_gpio_keys),
+};
+
+static struct platform_device spitz_gpio_keys_device = {
+        .name   = "gpio-keys",
+        .id     = -1,
+        .dev    = {
+                .platform_data  = &spitz_gpio_keys_platform_data,
+        },
+};
+
+
 /*
  * Spitz LEDs
  */
@@ -689,6 +727,7 @@ static struct platform_device sharpsl_rom_device = {
 static struct platform_device *devices[] __initdata = {
         &spitzscoop_device,
         &spitzkbd_device,
+        &spitz_gpio_keys_device,
         &spitzled_device,
         &sharpsl_nand_device,
         &sharpsl_rom_device,
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index fd3154ae69b1..0eb676d7e807 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -829,10 +829,10 @@ EXPORT_SYMBOL(omap_free_dma);
  *
  * @param arb_rate
  * @param max_fifo_depth
- * @param tparams - Number of thereads to reserve : DMA_THREAD_RESERVE_NORM
- *                                                  DMA_THREAD_RESERVE_ONET
- *                                                  DMA_THREAD_RESERVE_TWOT
- *                                                  DMA_THREAD_RESERVE_THREET
+ * @param tparams - Number of threads to reserve : DMA_THREAD_RESERVE_NORM
+ *                                                 DMA_THREAD_RESERVE_ONET
+ *                                                 DMA_THREAD_RESERVE_TWOT
+ *                                                 DMA_THREAD_RESERVE_THREET
  */
 void
 omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams)
@@ -844,11 +844,14 @@ omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams)
                 return;
         }
 
+        if (max_fifo_depth == 0)
+                max_fifo_depth = 1;
         if (arb_rate == 0)
                 arb_rate = 1;
 
-        reg = (arb_rate & 0xff) << 16;
-        reg |= (0xff & max_fifo_depth);
+        reg = 0xff & max_fifo_depth;
+        reg |= (0x3 & tparams) << 12;
+        reg |= (arb_rate & 0xff) << 16;
 
         dma_write(reg, GCR);
 }
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 88ac9768f1c1..e664b912d7bb 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -595,7 +595,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx)
         rx &= 1;
         if (cpu_is_omap2430() || cpu_is_omap34xx()) {
                 w = OMAP_MCBSP_READ(io_base, RCCR);
-                w |= (tx ? RDISABLE : 0);
+                w |= (rx ? RDISABLE : 0);
                 OMAP_MCBSP_WRITE(io_base, RCCR, w);
         }
         w = OMAP_MCBSP_READ(io_base, SPCR1);
diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h
index 3a179827528d..20778a405d7a 100644
--- a/arch/powerpc/include/asm/firmware.h
+++ b/arch/powerpc/include/asm/firmware.h
@@ -37,7 +37,7 @@
 #define FW_FEATURE_VIO          ASM_CONST(0x0000000000004000)
 #define FW_FEATURE_RDMA         ASM_CONST(0x0000000000008000)
 #define FW_FEATURE_LLAN         ASM_CONST(0x0000000000010000)
-#define FW_FEATURE_BULK         ASM_CONST(0x0000000000020000)
+#define FW_FEATURE_BULK_REMOVE  ASM_CONST(0x0000000000020000)
 #define FW_FEATURE_XDABR        ASM_CONST(0x0000000000040000)
 #define FW_FEATURE_MULTITCE     ASM_CONST(0x0000000000080000)
 #define FW_FEATURE_SPLPAR       ASM_CONST(0x0000000000100000)
@@ -45,8 +45,7 @@
 #define FW_FEATURE_LPAR         ASM_CONST(0x0000000000400000)
 #define FW_FEATURE_PS3_LV1      ASM_CONST(0x0000000000800000)
 #define FW_FEATURE_BEAT         ASM_CONST(0x0000000001000000)
-#define FW_FEATURE_BULK_REMOVE  ASM_CONST(0x0000000002000000)
-#define FW_FEATURE_CMO          ASM_CONST(0x0000000004000000)
+#define FW_FEATURE_CMO          ASM_CONST(0x0000000002000000)
 
 #ifndef __ASSEMBLY__
 
@@ -58,8 +57,9 @@ enum {
                 FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT |
                 FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ |
                 FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
-                FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE |
-                FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | FW_FEATURE_CMO,
+                FW_FEATURE_BULK_REMOVE | FW_FEATURE_XDABR |
+                FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR |
+                FW_FEATURE_CMO,
         FW_FEATURE_PSERIES_ALWAYS = 0,
         FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
         FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 0b9c9135922e..03c862b6a9c4 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -711,6 +711,8 @@ static struct cpu_spec __initdata cpu_specs[] = {
                 .cpu_setup              = __setup_cpu_750,
                 .machine_check          = machine_check_generic,
                 .platform               = "ppc750",
+                .oprofile_cpu_type      = "ppc/750",
+                .oprofile_type          = PPC_OPROFILE_G4,
         },
         {       /* 745/755 */
                 .pvr_mask               = 0xfffff000,
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 900e0eea0099..f9fd54bfcc84 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -1038,8 +1038,7 @@ _GLOBAL(mod_return_to_handler)
          * We are in a module using the module's TOC.
          * Switch to our TOC to run inside the core kernel.
          */
-        LOAD_REG_IMMEDIATE(r4,ftrace_return_to_handler)
-        ld      r2, 8(r4)
+        ld      r2, PACATOC(r13)
 
         bl      .ftrace_return_to_handler
         nop
diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c
index fe8f71dd0b3f..641c74bb8e27 100644
--- a/arch/powerpc/kernel/kgdb.c
+++ b/arch/powerpc/kernel/kgdb.c
@@ -282,12 +282,6 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
 {
         unsigned long *ptr = gdb_regs;
         int reg;
-#ifdef CONFIG_SPE
-        union {
-                u32 v32[2];
-                u64 v64;
-        } acc;
-#endif
 
         for (reg = 0; reg < 32; reg++)
                 UNPACK64(regs->gpr[reg], ptr);
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index bb8209e34931..e8dfdbd9327a 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1190,7 +1190,7 @@ EXPORT_SYMBOL(pcibios_align_resource);
  * Reparent resource children of pr that conflict with res
  * under res, and make res replace those children.
  */
-static int __init reparent_resources(struct resource *parent,
+static int reparent_resources(struct resource *parent,
                                      struct resource *res)
 {
         struct resource *p, **pp;
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 1168c5f440ab..2ec1eaed19ca 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1016,9 +1016,13 @@ void show_stack(struct task_struct *tsk, unsigned long *stack)
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
         int curr_frame = current->curr_ret_stack;
         extern void return_to_handler(void);
-        unsigned long addr = (unsigned long)return_to_handler;
+        unsigned long rth = (unsigned long)return_to_handler;
+        unsigned long mrth = -1;
 #ifdef CONFIG_PPC64
-        addr = *(unsigned long*)addr;
+        extern void mod_return_to_handler(void);
+        rth = *(unsigned long *)rth;
+        mrth = (unsigned long)mod_return_to_handler;
+        mrth = *(unsigned long *)mrth;
 #endif
 #endif
 
@@ -1044,7 +1048,7 @@ void show_stack(struct task_struct *tsk, unsigned long *stack)
                 if (!firstframe || ip != lr) {
                         printk("["REG"] ["REG"] %pS", sp, ip, (void *)ip);
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
-                        if (ip == addr && curr_frame >= 0) {
+                        if ((ip == rth || ip == mrth) && curr_frame >= 0) {
                                 printk(" (%pS)",
                                        (void *)current->ret_stack[curr_frame].ret);
                                 curr_frame--;
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index f56429362a12..27735a7ac12b 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -236,6 +236,7 @@ SECTIONS
                 READ_MOSTLY_DATA(L1_CACHE_BYTES)
         }
 
+        . = ALIGN(PAGE_SIZE);
         .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) {
                 NOSAVE_DATA
         }
diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S
index bc44dc4b5c67..95ce35581696 100644
--- a/arch/powerpc/mm/slb_low.S
+++ b/arch/powerpc/mm/slb_low.S
@@ -72,19 +72,17 @@ _GLOBAL(slb_miss_kernel_load_vmemmap)
 1:
 #endif /* CONFIG_SPARSEMEM_VMEMMAP */
 
-        /* vmalloc/ioremap mapping encoding bits, the "li" instructions below
-         * will be patched by the kernel at boot
+        /* vmalloc mapping gets the encoding from the PACA as the mapping
+         * can be demoted from 64K -> 4K dynamically on some machines
          */
-BEGIN_FTR_SECTION
-        /* check whether this is in vmalloc or ioremap space */
         clrldi  r11,r10,48
         cmpldi  r11,(VMALLOC_SIZE >> 28) - 1
         bgt     5f
         lhz     r11,PACAVMALLOCSLLP(r13)
         b       6f
 5:
-END_FTR_SECTION_IFCLR(CPU_FTR_CI_LARGE_PAGE)
-_GLOBAL(slb_miss_kernel_load_io)
+        /* IO mapping */
+        _GLOBAL(slb_miss_kernel_load_io)
         li      r11,0
 6:
 BEGIN_FTR_SECTION
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index aca5741ddc67..a86c34b3bb84 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -365,7 +365,7 @@ static int axon_msi_probe(struct of_device *device,
                 printk(KERN_ERR
                        "axon_msi: couldn't parse dcr properties on %s\n",
                         dn->full_name);
-                goto out;
+                goto out_free_msic;
         }
 
         msic->dcr_host = dcr_map(dn, dcr_base, dcr_len);
diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index 21226b74c9b2..414ca9849f23 100644
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -540,8 +540,11 @@ static struct pmac_i2c_host_kw *__init kw_i2c_host_init(struct device_node *np)
         /* Make sure IRQ is disabled */
         kw_write_reg(reg_ier, 0);
 
-        /* Request chip interrupt */
-        if (request_irq(host->irq, kw_i2c_irq, 0, "keywest i2c", host))
+        /* Request chip interrupt. We set IRQF_TIMER because we don't
+         * want that interrupt disabled between the 2 passes of driver
+         * suspend or we'll have issues running the pfuncs
+         */
+        if (request_irq(host->irq, kw_i2c_irq, IRQF_TIMER, "keywest i2c", host))
                 host->irq = NO_IRQ;
 
         printk(KERN_INFO "KeyWest i2c @0x%08x irq %d %s\n",
diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c
index 5a707da3f5c2..0a14d8cd314f 100644
--- a/arch/powerpc/platforms/pseries/firmware.c
+++ b/arch/powerpc/platforms/pseries/firmware.c
@@ -51,11 +51,10 @@ firmware_features_table[FIRMWARE_MAX_FEATURES] = {
         {FW_FEATURE_VIO,                "hcall-vio"},
         {FW_FEATURE_RDMA,               "hcall-rdma"},
         {FW_FEATURE_LLAN,               "hcall-lLAN"},
-        {FW_FEATURE_BULK,               "hcall-bulk"},
+        {FW_FEATURE_BULK_REMOVE,        "hcall-bulk"},
         {FW_FEATURE_XDABR,              "hcall-xdabr"},
         {FW_FEATURE_MULTITCE,           "hcall-multi-tce"},
         {FW_FEATURE_SPLPAR,             "hcall-splpar"},
-        {FW_FEATURE_BULK_REMOVE,        "hcall-bulk"},
 };
 
 /* Build up the firmware features bitmask using the contents of
diff --git a/arch/s390/hypfs/hypfs_diag.c b/arch/s390/hypfs/hypfs_diag.c
index 704dd396257b..77df726180ba 100644
--- a/arch/s390/hypfs/hypfs_diag.c
+++ b/arch/s390/hypfs/hypfs_diag.c
@@ -438,7 +438,7 @@ static int diag204_probe(void)
                 }
                 if (diag204((unsigned long)SUBC_STIB6 |
                             (unsigned long)INFO_EXT, pages, buf) >= 0) {
-                        diag204_store_sc = SUBC_STIB7;
+                        diag204_store_sc = SUBC_STIB6;
                         diag204_info_type = INFO_EXT;
                         goto out;
                 }
diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c
index 802c8ab247f3..0729f36c2fe3 100644
--- a/arch/s390/kernel/processor.c
+++ b/arch/s390/kernel/processor.c
@@ -31,9 +31,9 @@ void __cpuinit print_cpu_info(void)
 
 static int show_cpuinfo(struct seq_file *m, void *v)
 {
-        static const char *hwcap_str[9] = {
+        static const char *hwcap_str[10] = {
                 "esan3", "zarch", "stfle", "msa", "ldisp", "eimm", "dfp",
-                "edat", "etf3eh"
+                "edat", "etf3eh", "highgprs"
         };
         struct _lowcore *lc;
         unsigned long n = (unsigned long) v - 1;
@@ -48,7 +48,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
                            num_online_cpus(), loops_per_jiffy/(500000/HZ),
                            (loops_per_jiffy/(5000/HZ))%100);
                 seq_puts(m, "features\t: ");
-                for (i = 0; i < 9; i++)
+                for (i = 0; i < 10; i++)
                         if (hwcap_str[i] && (elf_hwcap & (1UL << i)))
                                 seq_printf(m, "%s ", hwcap_str[i]);
                 seq_puts(m, "\n");
diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index 68d9223b145e..3eb84931d2aa 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -121,7 +121,7 @@ noresched:
 ENTRY(resume_userspace)
         ! r8: current_thread_info
         cli
-        TRACE_IRQS_OfF
+        TRACE_IRQS_OFF
         mov.l   @(TI_FLAGS,r8), r0              ! current_thread_info->flags
         tst     #(_TIF_WORK_MASK & 0xff), r0
         bt/s    __restore_all
diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c
index a3dcc6d5d253..2c48e267256e 100644
--- a/arch/sh/kernel/ftrace.c
+++ b/arch/sh/kernel/ftrace.c
@@ -291,31 +291,48 @@ struct syscall_metadata *syscall_nr_to_meta(int nr)
         return syscalls_metadata[nr];
 }
 
-void arch_init_ftrace_syscalls(void)
+int syscall_name_to_nr(char *name)
+{
+        int i;
+
+        if (!syscalls_metadata)
+                return -1;
+        for (i = 0; i < NR_syscalls; i++)
+                if (syscalls_metadata[i])
+                        if (!strcmp(syscalls_metadata[i]->name, name))
+                                return i;
+        return -1;
+}
+
+void set_syscall_enter_id(int num, int id)
+{
+        syscalls_metadata[num]->enter_id = id;
+}
+
+void set_syscall_exit_id(int num, int id)
+{
+        syscalls_metadata[num]->exit_id = id;
+}
+
+static int __init arch_init_ftrace_syscalls(void)
 {
         int i;
         struct syscall_metadata *meta;
         unsigned long **psys_syscall_table = &sys_call_table;
-        static atomic_t refs;
-
-        if (atomic_inc_return(&refs) != 1)
-                goto end;
 
         syscalls_metadata = kzalloc(sizeof(*syscalls_metadata) *
                                         FTRACE_SYSCALL_MAX, GFP_KERNEL);
         if (!syscalls_metadata) {
                 WARN_ON(1);
-                return;
+                return -ENOMEM;
         }
 
         for (i = 0; i < FTRACE_SYSCALL_MAX; i++) {
                 meta = find_syscall_meta(psys_syscall_table[i]);
                 syscalls_metadata[i] = meta;
         }
-        return;
 
-        /* Paranoid: avoid overflow */
-end:
-        atomic_dec(&refs);
+        return 0;
 }
+arch_initcall(arch_init_ftrace_syscalls);
 #endif /* CONFIG_FTRACE_SYSCALLS */
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index f9d44f8e0df6..99b4fb553bf1 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -549,6 +549,8 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 
         if (cpu == 0)
                 seq_printf(m, "machine\t\t: %s\n", get_system_type());
+        else
+                seq_printf(m, "\n");
 
         seq_printf(m, "processor\t: %d\n", cpu);
         seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine);
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 6729703547a1..3db37425210d 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -145,7 +145,7 @@ static inline int restore_sigcontext_fpu(struct sigcontext __user *sc)
 {
         struct task_struct *tsk = current;
 
-        if (!(current_cpu_data.flags & CPU_HAS_FPU))
+        if (!(boot_cpu_data.flags & CPU_HAS_FPU))
                 return 0;
 
         set_used_math();
@@ -158,7 +158,7 @@ static inline int save_sigcontext_fpu(struct sigcontext __user *sc,
 {
         struct task_struct *tsk = current;
 
-        if (!(current_cpu_data.flags & CPU_HAS_FPU))
+        if (!(boot_cpu_data.flags & CPU_HAS_FPU))
                 return 0;
 
         if (!used_math()) {
@@ -199,7 +199,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p
 #undef COPY
 
 #ifdef CONFIG_SH_FPU
-        if (current_cpu_data.flags & CPU_HAS_FPU) {
+        if (boot_cpu_data.flags & CPU_HAS_FPU) {
                 int owned_fp;
                 struct task_struct *tsk = current;
 
@@ -472,6 +472,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
                 err |= __put_user(OR_R0_R0, &frame->retcode[6]);
                 err |= __put_user((__NR_rt_sigreturn), &frame->retcode[7]);
                 regs->pr = (unsigned long) frame->retcode;
+                flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode));
         }
 
         if (err)
@@ -497,8 +498,6 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
         pr_debug("SIG deliver (%s:%d): sp=%p pc=%08lx pr=%08lx\n",
                  current->comm, task_pid_nr(current), frame, regs->pc, regs->pr);
 
-        flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode));
-
         return 0;
 
 give_sigsegv:
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 442d8d47a41e..160db1003cfb 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -35,6 +35,8 @@ static inline void __init smp_store_cpu_info(unsigned int cpu)
 {
         struct sh_cpuinfo *c = cpu_data + cpu;
 
+        memcpy(c, &boot_cpu_data, sizeof(struct sh_cpuinfo));
+
         c->loops_per_jiffy = loops_per_jiffy;
 }
 
diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c
index e0b5e4b5accd..7a2ee3a6b8e7 100644
--- a/arch/sh/kernel/traps_32.c
+++ b/arch/sh/kernel/traps_32.c
@@ -25,6 +25,7 @@
 #include <linux/kexec.h>
 #include <linux/limits.h>
 #include <linux/proc_fs.h>
+#include <linux/sysfs.h>
 #include <asm/system.h>
 #include <asm/uaccess.h>
 #include <asm/fpu.h>
@@ -159,12 +160,12 @@ void die(const char * str, struct pt_regs * regs, long err)
 
         oops_enter();
 
-        console_verbose();
         spin_lock_irq(&die_lock);
+        console_verbose();
         bust_spinlocks(1);
 
         printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter);
-
+        sysfs_printk_last_file();
         print_modules();
         show_regs(regs);
 
@@ -180,6 +181,7 @@ void die(const char * str, struct pt_regs * regs, long err)
         bust_spinlocks(0);
         add_taint(TAINT_DIE);
         spin_unlock_irq(&die_lock);
+        oops_exit();
 
         if (kexec_should_crash(current))
                 crash_kexec(regs);
@@ -190,7 +192,6 @@ void die(const char * str, struct pt_regs * regs, long err)
         if (panic_on_oops)
                 panic("Fatal exception");
 
-        oops_exit();
         do_exit(SIGSEGV);
 }
 
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
index 35c37b7f717a..5e1091be9dc4 100644
--- a/arch/sh/mm/cache.c
+++ b/arch/sh/mm/cache.c
@@ -128,7 +128,7 @@ void __update_cache(struct vm_area_struct *vma,
                 return;
 
         page = pfn_to_page(pfn);
-        if (pfn_valid(pfn) && page_mapping(page)) {
+        if (pfn_valid(pfn)) {
                 int dirty = test_and_clear_bit(PG_dcache_dirty, &page->flags);
                 if (dirty) {
                         unsigned long addr = (unsigned long)page_address(page);
diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c
index adf5f273868a..cb3c72c45aab 100644
--- a/arch/sparc/kernel/ldc.c
+++ b/arch/sparc/kernel/ldc.c
@@ -1242,13 +1242,13 @@ int ldc_bind(struct ldc_channel *lp, const char *name)
         snprintf(lp->tx_irq_name, LDC_IRQ_NAME_MAX, "%s TX", name);
 
         err = request_irq(lp->cfg.rx_irq, ldc_rx,
-                          IRQF_SAMPLE_RANDOM | IRQF_SHARED,
+                          IRQF_SAMPLE_RANDOM | IRQF_DISABLED | IRQF_SHARED,
                           lp->rx_irq_name, lp);
         if (err)
                 return err;
 
         err = request_irq(lp->cfg.tx_irq, ldc_tx,
-                          IRQF_SAMPLE_RANDOM | IRQF_SHARED,
+                          IRQF_SAMPLE_RANDOM | IRQF_DISABLED | IRQF_SHARED,
                           lp->tx_irq_name, lp);
         if (err) {
                 free_irq(lp->cfg.rx_irq, lp);
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
index 04db92743896..fa5936e1c3b9 100644
--- a/arch/sparc/kernel/perf_event.c
+++ b/arch/sparc/kernel/perf_event.c
@@ -437,7 +437,7 @@ static const struct sparc_pmu niagara2_pmu = {
         .lower_shift    = 6,
         .event_mask     = 0xfff,
         .hv_bit         = 0x8,
-        .irq_bit        = 0x03,
+        .irq_bit        = 0x30,
         .upper_nop      = 0x220,
         .lower_nop      = 0x220,
 };
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index a70a5e1904d9..1886d37d411b 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -265,7 +265,7 @@ static void flush_dcache(unsigned long pfn)
         struct page *page;
 
         page = pfn_to_page(pfn);
-        if (page && page_mapping(page)) {
+        if (page) {
                 unsigned long pg_flags;
 
                 pg_flags = page->flags;
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index c876bace8fdc..07e01149e3bf 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -491,7 +491,7 @@ if PARAVIRT_GUEST
 source "arch/x86/xen/Kconfig"
 
 config VMI
-        bool "VMI Guest support"
+        bool "VMI Guest support (DEPRECATED)"
         select PARAVIRT
         depends on X86_32
         ---help---
@@ -500,6 +500,15 @@ config VMI
           at the moment), by linking the kernel to a GPL-ed ROM module
           provided by the hypervisor.
 
+          As of September 2009, VMware has started a phased retirement
+          of this feature from VMware's products. Please see
+          feature-removal-schedule.txt for details.  If you are
+          planning to enable this option, please note that you cannot
+          live migrate a VMI enabled VM to a future VMware product,
+          which doesn't support VMI. So if you expect your kernel to
+          seamlessly migrate to newer VMware products, keep this
+          disabled.
+
 config KVM_CLOCK
         bool "KVM paravirtualized clock"
         select PARAVIRT
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 8aebcc41041d..efb38994859c 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -840,42 +840,22 @@ static __always_inline void __raw_spin_unlock(struct raw_spinlock *lock)
 
 static inline unsigned long __raw_local_save_flags(void)
 {
-        unsigned long f;
-
-        asm volatile(paravirt_alt(PARAVIRT_CALL)
-                     : "=a"(f)
-                     : paravirt_type(pv_irq_ops.save_fl),
-                       paravirt_clobber(CLBR_EAX)
-                     : "memory", "cc");
-        return f;
+        return PVOP_CALLEE0(unsigned long, pv_irq_ops.save_fl);
 }
 
 static inline void raw_local_irq_restore(unsigned long f)
 {
-        asm volatile(paravirt_alt(PARAVIRT_CALL)
-                     : "=a"(f)
-                     : PV_FLAGS_ARG(f),
-                       paravirt_type(pv_irq_ops.restore_fl),
-                       paravirt_clobber(CLBR_EAX)
-                     : "memory", "cc");
+        PVOP_VCALLEE1(pv_irq_ops.restore_fl, f);
 }
 
 static inline void raw_local_irq_disable(void)
 {
-        asm volatile(paravirt_alt(PARAVIRT_CALL)
-                     :
-                     : paravirt_type(pv_irq_ops.irq_disable),
-                       paravirt_clobber(CLBR_EAX)
-                     : "memory", "eax", "cc");
+        PVOP_VCALLEE0(pv_irq_ops.irq_disable);
 }
 
 static inline void raw_local_irq_enable(void)
 {
-        asm volatile(paravirt_alt(PARAVIRT_CALL)
-                     :
-                     : paravirt_type(pv_irq_ops.irq_enable),
-                       paravirt_clobber(CLBR_EAX)
-                     : "memory", "eax", "cc");
+        PVOP_VCALLEE0(pv_irq_ops.irq_enable);
 }
 
 static inline unsigned long __raw_local_irq_save(void)
diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index dd0f5b32489d..9357473c8da0 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -494,10 +494,11 @@ int paravirt_disable_iospace(void);
 #define EXTRA_CLOBBERS
 #define VEXTRA_CLOBBERS
 #else  /* CONFIG_X86_64 */
+/* [re]ax isn't an arg, but the return val */
 #define PVOP_VCALL_ARGS                                 \
         unsigned long __edi = __edi, __esi = __esi,     \
-                __edx = __edx, __ecx = __ecx
-#define PVOP_CALL_ARGS          PVOP_VCALL_ARGS, __eax
+                __edx = __edx, __ecx = __ecx, __eax = __eax
+#define PVOP_CALL_ARGS          PVOP_VCALL_ARGS
 
 #define PVOP_CALL_ARG1(x)               "D" ((unsigned long)(x))
 #define PVOP_CALL_ARG2(x)               "S" ((unsigned long)(x))
@@ -509,6 +510,7 @@ int paravirt_disable_iospace(void);
                                 "=c" (__ecx)
 #define PVOP_CALL_CLOBBERS      PVOP_VCALL_CLOBBERS, "=a" (__eax)
 
+/* void functions are still allowed [re]ax for scratch */
 #define PVOP_VCALLEE_CLOBBERS   "=a" (__eax)
 #define PVOP_CALLEE_CLOBBERS    PVOP_VCALLEE_CLOBBERS
 
@@ -583,8 +585,8 @@ int paravirt_disable_iospace(void);
                        VEXTRA_CLOBBERS,                                 \
                        pre, post, ##__VA_ARGS__)
 
-#define __PVOP_VCALLEESAVE(rettype, op, pre, post, ...)                 \
-        ____PVOP_CALL(rettype, op.func, CLBR_RET_REG,                   \
+#define __PVOP_VCALLEESAVE(op, pre, post, ...)                          \
+        ____PVOP_VCALL(op.func, CLBR_RET_REG,                           \
                       PVOP_VCALLEE_CLOBBERS, ,                          \
                       pre, post, ##__VA_ARGS__)
 
diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
index 391206199515..04bbd5278568 100644
--- a/arch/x86/kernel/irq.c
+++ b/arch/x86/kernel/irq.c
@@ -63,10 +63,10 @@ static int show_other_interrupts(struct seq_file *p, int prec)
         for_each_online_cpu(j)
                 seq_printf(p, "%10u ", irq_stats(j)->irq_spurious_count);
         seq_printf(p, "  Spurious interrupts\n");
-        seq_printf(p, "%*s: ", prec, "CNT");
+        seq_printf(p, "%*s: ", prec, "PMI");
         for_each_online_cpu(j)
                 seq_printf(p, "%10u ", irq_stats(j)->apic_perf_irqs);
-        seq_printf(p, "  Performance counter interrupts\n");
+        seq_printf(p, "  Performance monitoring interrupts\n");
         seq_printf(p, "%*s: ", prec, "PND");
         for_each_online_cpu(j)
                 seq_printf(p, "%10u ", irq_stats(j)->apic_pending_irqs);
@@ -244,7 +244,6 @@ unsigned int __irq_entry do_IRQ(struct pt_regs *regs)
                                 __func__, smp_processor_id(), vector, irq);
         }
 
-        run_local_timers();
         irq_exit();
 
         set_irq_regs(old_regs);
@@ -269,7 +268,6 @@ void smp_generic_interrupt(struct pt_regs *regs)
         if (generic_interrupt_extension)
                 generic_interrupt_extension();
 
-        run_local_timers();
         irq_exit();
 
         set_irq_regs(old_regs);
diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c
index d915d956e66d..ec1de97600e7 100644
--- a/arch/x86/kernel/smp.c
+++ b/arch/x86/kernel/smp.c
@@ -198,7 +198,6 @@ void smp_reschedule_interrupt(struct pt_regs *regs)
 {
         ack_APIC_irq();
         inc_irq_stat(irq_resched_count);
-        run_local_timers();
         /*
          * KVM uses this interrupt to force a cpu out of guest mode
          */
diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c
index dcb00d278512..be2573448ed9 100644
--- a/arch/x86/kernel/time.c
+++ b/arch/x86/kernel/time.c
@@ -38,7 +38,8 @@ unsigned long profile_pc(struct pt_regs *regs)
 #ifdef CONFIG_FRAME_POINTER
                 return *(unsigned long *)(regs->bp + sizeof(long));
 #else
-                unsigned long *sp = (unsigned long *)regs->sp;
+                unsigned long *sp =
+                        (unsigned long *)kernel_stack_pointer(regs);
                 /*
                  * Return address is either directly at stack pointer
                  * or above a saved flags. Eflags has bits 22-31 zero,
diff --git a/arch/x86/kernel/trampoline.c b/arch/x86/kernel/trampoline.c
index 699f7eeb896a..cd022121cab6 100644
--- a/arch/x86/kernel/trampoline.c
+++ b/arch/x86/kernel/trampoline.c
@@ -3,8 +3,16 @@
 #include <asm/trampoline.h>
 #include <asm/e820.h>
 
+#if defined(CONFIG_X86_64) && defined(CONFIG_ACPI_SLEEP)
+#define __trampinit
+#define __trampinitdata
+#else
+#define __trampinit __cpuinit
+#define __trampinitdata __cpuinitdata
+#endif
+
 /* ready for x86_64 and x86 */
-unsigned char *__cpuinitdata trampoline_base = __va(TRAMPOLINE_BASE);
+unsigned char *__trampinitdata trampoline_base = __va(TRAMPOLINE_BASE);
 
 void __init reserve_trampoline_memory(void)
 {
@@ -26,7 +34,7 @@ void __init reserve_trampoline_memory(void)
  * bootstrap into the page concerned. The caller
  * has made sure it's suitably aligned.
  */
-unsigned long __cpuinit setup_trampoline(void)
+unsigned long __trampinit setup_trampoline(void)
 {
         memcpy(trampoline_base, trampoline_data, TRAMPOLINE_SIZE);
         return virt_to_phys(trampoline_base);
diff --git a/arch/x86/kernel/trampoline_64.S b/arch/x86/kernel/trampoline_64.S
index 596d54c660a5..3af2dff58b21 100644
--- a/arch/x86/kernel/trampoline_64.S
+++ b/arch/x86/kernel/trampoline_64.S
@@ -32,8 +32,12 @@
 #include <asm/segment.h>
 #include <asm/processor-flags.h>
 
+#ifdef CONFIG_ACPI_SLEEP
+.section .rodata, "a", @progbits
+#else
 /* We can free up the trampoline after bootup if cpu hotplug is not supported. */
 __CPUINITRODATA
+#endif
 .code16
 
 ENTRY(trampoline_data)
diff --git a/arch/x86/kernel/vmi_32.c b/arch/x86/kernel/vmi_32.c
index 31e6f6cfe53e..d430e4c30193 100644
--- a/arch/x86/kernel/vmi_32.c
+++ b/arch/x86/kernel/vmi_32.c
@@ -648,7 +648,7 @@ static inline int __init activate_vmi(void)
 
         pv_info.paravirt_enabled = 1;
         pv_info.kernel_rpl = kernel_cs & SEGMENT_RPL_MASK;
-        pv_info.name = "vmi";
+        pv_info.name = "vmi [deprecated]";
 
         pv_init_ops.patch = vmi_patch;