Merge branch 'fbdev/stable-updates'

109 files changed, 605 insertions, 365 deletions

diff --git a/arch/alpha/include/asm/mmzone.h b/arch/alpha/include/asm/mmzone.h
index 8af56ce346ad..445dc42e0334 100644
--- a/arch/alpha/include/asm/mmzone.h
+++ b/arch/alpha/include/asm/mmzone.h
@@ -56,7 +56,6 @@ PLAT_NODE_DATA_LOCALNR(unsigned long p, int n)
  * Given a kernel address, find the home node of the underlying memory.
  */
 #define kvaddr_to_nid(kaddr)    pa_to_nid(__pa(kaddr))
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
 
 /*
  * Given a kaddr, LOCAL_BASE_ADDR finds the owning node of the memory
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 942fad97e447..940b20178107 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -597,6 +597,8 @@ __common_mmu_cache_on:
                 sub     pc, lr, r0, lsr #32     @ properly flush pipeline
 #endif
 
+#define PROC_ENTRY_SIZE (4*5)
+
 /*
  * Here follow the relocatable cache support functions for the
  * various processors.  This is a generic hook for locating an
@@ -624,7 +626,7 @@ call_cache_fn:	adr	r12, proc_types
  ARM(           addeq   pc, r12, r3             ) @ call cache function
  THUMB(         addeq   r12, r3                 )
  THUMB(         moveq   pc, r12                 ) @ call cache function
-                add     r12, r12, #4*5
+                add     r12, r12, #PROC_ENTRY_SIZE
                 b       1b
 
 /*
@@ -794,6 +796,16 @@ proc_types:
 
                 .size   proc_types, . - proc_types
 
+                /*
+                 * If you get a "non-constant expression in ".if" statement"
+                 * error from the assembler on this line, check that you have
+                 * not accidentally written a "b" instruction where you should
+                 * have written W(b).
+                 */
+                .if (. - proc_types) % PROC_ENTRY_SIZE != 0
+                .error "The size of one or more proc_types entries is wrong."
+                .endif
+
 /*
  * Turn off the Cache and MMU.  ARMv3 does not support
  * reading the control register, but ARMv4 does.
diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index e5681636626f..841df7d21c2f 100644
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -255,7 +255,7 @@ static inline dma_addr_t map_single(struct device *dev, void *ptr, size_t size,
                 if (buf == 0) {
                         dev_err(dev, "%s: unable to map unsafe buffer %p!\n",
                                __func__, ptr);
-                        return 0;
+                        return ~0;
                 }
 
                 dev_dbg(dev,
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index bc2d2d75f706..65c3f2474f5e 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -13,6 +13,9 @@
  *  Do not include any C declarations in this file - it is included by
  *  assembler source.
  */
+#ifndef __ASM_ASSEMBLER_H__
+#define __ASM_ASSEMBLER_H__
+
 #ifndef __ASSEMBLY__
 #error "Only include this from assembly code"
 #endif
@@ -290,3 +293,4 @@
         .macro  ldrusr, reg, ptr, inc, cond=al, rept=1, abort=9001f
         usracc  ldr, \reg, \ptr, \inc, \cond, \rept, \abort
         .endm
+#endif /* __ASM_ASSEMBLER_H__ */
diff --git a/arch/arm/include/asm/entry-macro-multi.S b/arch/arm/include/asm/entry-macro-multi.S
index ec0bbf79c71f..2da8547de6d6 100644
--- a/arch/arm/include/asm/entry-macro-multi.S
+++ b/arch/arm/include/asm/entry-macro-multi.S
@@ -1,3 +1,5 @@
+#include <asm/assembler.h>
+
 /*
  * Interrupt handling.  Preserves r7, r8, r9
  */
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index fee7c36349eb..016d6a0830a3 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -193,8 +193,17 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex,
                                 offset -= 0x02000000;
                         offset += sym->st_value - loc;
 
-                        /* only Thumb addresses allowed (no interworking) */
-                        if (!(offset & 1) ||
+                        /*
+                         * For function symbols, only Thumb addresses are
+                         * allowed (no interworking).
+                         *
+                         * For non-function symbols, the destination
+                         * has no specific ARM/Thumb disposition, so
+                         * the branch is resolved under the assumption
+                         * that interworking is not required.
+                         */
+                        if ((ELF32_ST_TYPE(sym->st_info) == STT_FUNC &&
+                                !(offset & 1)) ||
                             offset <= (s32)0xff000000 ||
                             offset >= (s32)0x01000000) {
                                 pr_err("%s: section %u reloc %u sym '%s': relocation %u out of range (%#lx -> %#x)\n",
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index d53c0abc4dd3..2b5b1421596c 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -583,7 +583,7 @@ static int armpmu_event_init(struct perf_event *event)
 static void armpmu_enable(struct pmu *pmu)
 {
         /* Enable all of the perf events on hardware. */
-        int idx;
+        int idx, enabled = 0;
         struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 
         if (!armpmu)
@@ -596,9 +596,11 @@ static void armpmu_enable(struct pmu *pmu)
                         continue;
 
                 armpmu->enable(&event->hw, idx);
+                enabled = 1;
         }
 
-        armpmu->start();
+        if (enabled)
+                armpmu->start();
 }
 
 static void armpmu_disable(struct pmu *pmu)
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index ed11fb08b05a..acbb447ac6b5 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -73,6 +73,7 @@ __setup("fpe=", fpe_setup);
 #endif
 
 extern void paging_init(struct machine_desc *desc);
+extern void sanity_check_meminfo(void);
 extern void reboot_setup(char *str);
 
 unsigned int processor_id;
@@ -900,6 +901,7 @@ void __init setup_arch(char **cmdline_p)
 
         parse_early_param();
 
+        sanity_check_meminfo();
         arm_memblock_init(&meminfo, mdesc);
 
         paging_init(mdesc);
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 344e52b16c8c..e7f92a4321f3 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -318,9 +318,13 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
         smp_store_cpu_info(cpu);
 
         /*
-         * OK, now it's safe to let the boot CPU continue
+         * OK, now it's safe to let the boot CPU continue.  Wait for
+         * the CPU migration code to notice that the CPU is online
+         * before we continue.
          */
         set_cpu_online(cpu, true);
+        while (!cpu_active(cpu))
+                cpu_relax();
 
         /*
          * OK, it's off to the idle thread for us
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index 60636f499cb3..2c277d40cee6 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -115,7 +115,7 @@ static void __cpuinit twd_calibrate_rate(void)
                 twd_timer_rate = (0xFFFFFFFFU - count) * (HZ / 5);
 
                 printk("%lu.%02luMHz.\n", twd_timer_rate / 1000000,
-                        (twd_timer_rate / 1000000) % 100);
+                        (twd_timer_rate / 10000) % 100);
         }
 }
 
diff --git a/arch/arm/mach-at91/at91cap9.c b/arch/arm/mach-at91/at91cap9.c
index 17fae4a42ab5..f1013d08bb57 100644
--- a/arch/arm/mach-at91/at91cap9.c
+++ b/arch/arm/mach-at91/at91cap9.c
@@ -223,15 +223,15 @@ static struct clk *periph_clocks[] __initdata = {
 };
 
 static struct clk_lookup periph_clocks_lookups[] = {
-        CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc.0", &utmi_clk),
-        CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc.0", &udphs_clk),
+        CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc", &utmi_clk),
+        CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc", &udphs_clk),
         CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.0", &mmc0_clk),
         CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.1", &mmc1_clk),
         CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk),
         CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk),
         CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tcb_clk),
-        CLKDEV_CON_DEV_ID("ssc", "ssc.0", &ssc0_clk),
-        CLKDEV_CON_DEV_ID("ssc", "ssc.1", &ssc1_clk),
+        CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc0_clk),
+        CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
 };
 
 static struct clk_lookup usart_clocks_lookups[] = {
diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c
index cd850ed6f335..dba0d8d8a4bd 100644
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ b/arch/arm/mach-at91/at91cap9_devices.c
@@ -1220,7 +1220,7 @@ void __init at91_set_serial_console(unsigned portnr)
 {
         if (portnr < ATMEL_MAX_UART) {
                 atmel_default_console_device = at91_uarts[portnr];
-                at91cap9_set_console_clock(portnr);
+                at91cap9_set_console_clock(at91_uarts[portnr]->id);
         }
 }
 
diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c
index b228ce9e21a1..83a1a3fee554 100644
--- a/arch/arm/mach-at91/at91rm9200.c
+++ b/arch/arm/mach-at91/at91rm9200.c
@@ -199,9 +199,9 @@ static struct clk_lookup periph_clocks_lookups[] = {
         CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.1", &tc3_clk),
         CLKDEV_CON_DEV_ID("t1_clk", "atmel_tcb.1", &tc4_clk),
         CLKDEV_CON_DEV_ID("t2_clk", "atmel_tcb.1", &tc5_clk),
-        CLKDEV_CON_DEV_ID("ssc", "ssc.0", &ssc0_clk),
-        CLKDEV_CON_DEV_ID("ssc", "ssc.1", &ssc1_clk),
-        CLKDEV_CON_DEV_ID("ssc", "ssc.2", &ssc2_clk),
+        CLKDEV_CON_DEV_ID("pclk", "ssc.0", &ssc0_clk),
+        CLKDEV_CON_DEV_ID("pclk", "ssc.1", &ssc1_clk),
+        CLKDEV_CON_DEV_ID("pclk", "ssc.2", &ssc2_clk),
 };
 
 static struct clk_lookup usart_clocks_lookups[] = {
diff --git a/arch/arm/mach-at91/at91rm9200_devices.c b/arch/arm/mach-at91/at91rm9200_devices.c
index a0ba475be04c..7227755ffec6 100644
--- a/arch/arm/mach-at91/at91rm9200_devices.c
+++ b/arch/arm/mach-at91/at91rm9200_devices.c
@@ -1135,7 +1135,7 @@ void __init at91_set_serial_console(unsigned portnr)
 {
         if (portnr < ATMEL_MAX_UART) {
                 atmel_default_console_device = at91_uarts[portnr];
-                at91rm9200_set_console_clock(portnr);
+                at91rm9200_set_console_clock(at91_uarts[portnr]->id);
         }
 }
 
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index 1fdeb9058a76..39f81f47b4ba 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -1173,7 +1173,7 @@ void __init at91_set_serial_console(unsigned portnr)
 {
         if (portnr < ATMEL_MAX_UART) {
                 atmel_default_console_device = at91_uarts[portnr];
-                at91sam9260_set_console_clock(portnr);
+                at91sam9260_set_console_clock(at91_uarts[portnr]->id);
         }
 }
 
diff --git a/arch/arm/mach-at91/at91sam9261_devices.c b/arch/arm/mach-at91/at91sam9261_devices.c
index 3eb4538fceeb..5004bf0a05f2 100644
--- a/arch/arm/mach-at91/at91sam9261_devices.c
+++ b/arch/arm/mach-at91/at91sam9261_devices.c
@@ -1013,7 +1013,7 @@ void __init at91_set_serial_console(unsigned portnr)
 {
         if (portnr < ATMEL_MAX_UART) {
                 atmel_default_console_device = at91_uarts[portnr];
-                at91sam9261_set_console_clock(portnr);
+                at91sam9261_set_console_clock(at91_uarts[portnr]->id);
         }
 }
 
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index ffe081b77ed0..a050f41fc860 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -1395,7 +1395,7 @@ void __init at91_set_serial_console(unsigned portnr)
 {
         if (portnr < ATMEL_MAX_UART) {
                 atmel_default_console_device = at91_uarts[portnr];
-                at91sam9263_set_console_clock(portnr);
+                at91sam9263_set_console_clock(at91_uarts[portnr]->id);
         }
 }
 
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 2bb6ff9af1c7..11e214121b23 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -217,11 +217,11 @@ static struct clk *periph_clocks[] __initdata = {
 static struct clk_lookup periph_clocks_lookups[] = {
         /* One additional fake clock for ohci */
         CLKDEV_CON_ID("ohci_clk", &uhphs_clk),
-        CLKDEV_CON_DEV_ID("ehci_clk", "atmel-ehci.0", &uhphs_clk),
-        CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc.0", &utmi_clk),
-        CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc.0", &udphs_clk),
-        CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.0", &mmc0_clk),
-        CLKDEV_CON_DEV_ID("mci_clk", "at91_mci.1", &mmc1_clk),
+        CLKDEV_CON_DEV_ID("ehci_clk", "atmel-ehci", &uhphs_clk),
+        CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc", &utmi_clk),
+        CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc", &udphs_clk),
+        CLKDEV_CON_DEV_ID("mci_clk", "atmel_mci.0", &mmc0_clk),
+        CLKDEV_CON_DEV_ID("mci_clk", "atmel_mci.1", &mmc1_clk),
         CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.0", &spi0_clk),
         CLKDEV_CON_DEV_ID("spi_clk", "atmel_spi.1", &spi1_clk),
         CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tcb0_clk),
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index 05674865bc21..600bffb01edb 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -1550,7 +1550,7 @@ void __init at91_set_serial_console(unsigned portnr)
 {
         if (portnr < ATMEL_MAX_UART) {
                 atmel_default_console_device = at91_uarts[portnr];
-                at91sam9g45_set_console_clock(portnr);
+                at91sam9g45_set_console_clock(at91_uarts[portnr]->id);
         }
 }
 
diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c
index 1a40f16b66c8..29dff18ed130 100644
--- a/arch/arm/mach-at91/at91sam9rl.c
+++ b/arch/arm/mach-at91/at91sam9rl.c
@@ -191,8 +191,8 @@ static struct clk *periph_clocks[] __initdata = {
 };
 
 static struct clk_lookup periph_clocks_lookups[] = {
-        CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc.0", &utmi_clk),
-        CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc.0", &udphs_clk),
+        CLKDEV_CON_DEV_ID("hclk", "atmel_usba_udc", &utmi_clk),
+        CLKDEV_CON_DEV_ID("pclk", "atmel_usba_udc", &udphs_clk),
         CLKDEV_CON_DEV_ID("t0_clk", "atmel_tcb.0", &tc0_clk),
         CLKDEV_CON_DEV_ID("t1_clk", "atmel_tcb.0", &tc1_clk),
         CLKDEV_CON_DEV_ID("t2_clk", "atmel_tcb.0", &tc2_clk),
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index c296045f2b6a..aacb19dc9225 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -1168,7 +1168,7 @@ void __init at91_set_serial_console(unsigned portnr)
 {
         if (portnr < ATMEL_MAX_UART) {
                 atmel_default_console_device = at91_uarts[portnr];
-                at91sam9rl_set_console_clock(portnr);
+                at91sam9rl_set_console_clock(at91_uarts[portnr]->id);
         }
 }
 
diff --git a/arch/arm/mach-at91/board-cap9adk.c b/arch/arm/mach-at91/board-cap9adk.c
index 1904fdf87613..cdb65d483250 100644
--- a/arch/arm/mach-at91/board-cap9adk.c
+++ b/arch/arm/mach-at91/board-cap9adk.c
@@ -215,7 +215,7 @@ static void __init cap9adk_add_device_nand(void)
         csa = at91_sys_read(AT91_MATRIX_EBICSA);
         at91_sys_write(AT91_MATRIX_EBICSA, csa | AT91_MATRIX_EBI_VDDIOMSEL_3_3V);
 
-        cap9adk_nand_data.bus_width_16 = !board_have_nand_8bit();
+        cap9adk_nand_data.bus_width_16 = board_have_nand_16bit();
         /* setup bus-width (8 or 16) */
         if (cap9adk_nand_data.bus_width_16)
                 cap9adk_nand_smc_config.mode |= AT91_SMC_DBW_16;
diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c
index d600dc123227..5c240743c5b7 100644
--- a/arch/arm/mach-at91/board-sam9260ek.c
+++ b/arch/arm/mach-at91/board-sam9260ek.c
@@ -214,7 +214,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = {
 
 static void __init ek_add_device_nand(void)
 {
-        ek_nand_data.bus_width_16 = !board_have_nand_8bit();
+        ek_nand_data.bus_width_16 = board_have_nand_16bit();
         /* setup bus-width (8 or 16) */
         if (ek_nand_data.bus_width_16)
                 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index f897f84d43dc..b60c22b6e241 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -220,7 +220,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = {
 
 static void __init ek_add_device_nand(void)
 {
-        ek_nand_data.bus_width_16 = !board_have_nand_8bit();
+        ek_nand_data.bus_width_16 = board_have_nand_16bit();
         /* setup bus-width (8 or 16) */
         if (ek_nand_data.bus_width_16)
                 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 605b26f40a4c..9bbdc92ea194 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -221,7 +221,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = {
 
 static void __init ek_add_device_nand(void)
 {
-        ek_nand_data.bus_width_16 = !board_have_nand_8bit();
+        ek_nand_data.bus_width_16 = board_have_nand_16bit();
         /* setup bus-width (8 or 16) */
         if (ek_nand_data.bus_width_16)
                 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c
index 7624cf0d006b..1325a50101a8 100644
--- a/arch/arm/mach-at91/board-sam9g20ek.c
+++ b/arch/arm/mach-at91/board-sam9g20ek.c
@@ -198,7 +198,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = {
 
 static void __init ek_add_device_nand(void)
 {
-        ek_nand_data.bus_width_16 = !board_have_nand_8bit();
+        ek_nand_data.bus_width_16 = board_have_nand_16bit();
         /* setup bus-width (8 or 16) */
         if (ek_nand_data.bus_width_16)
                 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c
index 063c95d0e8f0..33eaa135f248 100644
--- a/arch/arm/mach-at91/board-sam9m10g45ek.c
+++ b/arch/arm/mach-at91/board-sam9m10g45ek.c
@@ -178,7 +178,7 @@ static struct sam9_smc_config __initdata ek_nand_smc_config = {
 
 static void __init ek_add_device_nand(void)
 {
-        ek_nand_data.bus_width_16 = !board_have_nand_8bit();
+        ek_nand_data.bus_width_16 = board_have_nand_16bit();
         /* setup bus-width (8 or 16) */
         if (ek_nand_data.bus_width_16)
                 ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
diff --git a/arch/arm/mach-at91/include/mach/system_rev.h b/arch/arm/mach-at91/include/mach/system_rev.h
index b855ee75f72c..8f4866045b41 100644
--- a/arch/arm/mach-at91/include/mach/system_rev.h
+++ b/arch/arm/mach-at91/include/mach/system_rev.h
@@ -13,13 +13,13 @@
  * the 16-31 bit are reserved for at91 generic information
  *
  * bit 31:
- *      0 => nand 16 bit
- *      1 => nand 8 bit
+ *      0 => nand 8 bit
+ *      1 => nand 16 bit
  */
-#define BOARD_HAVE_NAND_8BIT    (1 << 31)
-static int inline board_have_nand_8bit(void)
+#define BOARD_HAVE_NAND_16BIT   (1 << 31)
+static inline int board_have_nand_16bit(void)
 {
-        return system_rev & BOARD_HAVE_NAND_8BIT;
+        return system_rev & BOARD_HAVE_NAND_16BIT;
 }
 
 #endif /* __ARCH_SYSTEM_REV_H__ */
diff --git a/arch/arm/mach-davinci/irq.c b/arch/arm/mach-davinci/irq.c
index bfe68ec4e1a6..d8c1af025931 100644
--- a/arch/arm/mach-davinci/irq.c
+++ b/arch/arm/mach-davinci/irq.c
@@ -53,7 +53,7 @@ davinci_alloc_gc(void __iomem *base, unsigned int irq_start, unsigned int num)
 
         gc = irq_alloc_generic_chip("AINTC", 1, irq_start, base, handle_edge_irq);
         ct = gc->chip_types;
-        ct->chip.irq_ack = irq_gc_ack;
+        ct->chip.irq_ack = irq_gc_ack_set_bit;
         ct->chip.irq_mask = irq_gc_mask_clr_bit;
         ct->chip.irq_unmask = irq_gc_mask_set_bit;
 
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 1d4b65fd673e..6659a0d137a3 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -251,9 +251,9 @@ static void ep93xx_uart_set_mctrl(struct amba_device *dev,
         unsigned int mcr;
 
         mcr = 0;
-        if (!(mctrl & TIOCM_RTS))
+        if (mctrl & TIOCM_RTS)
                 mcr |= 2;
-        if (!(mctrl & TIOCM_DTR))
+        if (mctrl & TIOCM_DTR)
                 mcr |= 1;
 
         __raw_writel(mcr, base + EP93XX_UART_MCR_OFFSET);
diff --git a/arch/arm/mach-exynos4/cpu.c b/arch/arm/mach-exynos4/cpu.c
index 9babe4473e88..bfd621460abf 100644
--- a/arch/arm/mach-exynos4/cpu.c
+++ b/arch/arm/mach-exynos4/cpu.c
@@ -23,6 +23,7 @@
 #include <plat/sdhci.h>
 #include <plat/devs.h>
 #include <plat/fimc-core.h>
+#include <plat/iic-core.h>
 
 #include <mach/regs-irq.h>
 
@@ -132,6 +133,11 @@ void __init exynos4_map_io(void)
         s3c_fimc_setname(1, "exynos4-fimc");
         s3c_fimc_setname(2, "exynos4-fimc");
         s3c_fimc_setname(3, "exynos4-fimc");
+
+        /* The I2C bus controllers are directly compatible with s3c2440 */
+        s3c_i2c0_setname("s3c2440-i2c");
+        s3c_i2c1_setname("s3c2440-i2c");
+        s3c_i2c2_setname("s3c2440-i2c");
 }
 
 void __init exynos4_init_clocks(int xtal)
diff --git a/arch/arm/mach-exynos4/dev-audio.c b/arch/arm/mach-exynos4/dev-audio.c
index 1eed5f9f7bd3..983069a53239 100644
--- a/arch/arm/mach-exynos4/dev-audio.c
+++ b/arch/arm/mach-exynos4/dev-audio.c
@@ -330,7 +330,7 @@ struct platform_device exynos4_device_ac97 = {
 
 static int exynos4_spdif_cfg_gpio(struct platform_device *pdev)
 {
-        s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 2, S3C_GPIO_SFN(3));
+        s3c_gpio_cfgpin_range(EXYNOS4_GPC1(0), 2, S3C_GPIO_SFN(4));
 
         return 0;
 }
diff --git a/arch/arm/mach-exynos4/headsmp.S b/arch/arm/mach-exynos4/headsmp.S
index 6c6cfc50c46b..3cdeb3647542 100644
--- a/arch/arm/mach-exynos4/headsmp.S
+++ b/arch/arm/mach-exynos4/headsmp.S
@@ -13,7 +13,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 
-        __INIT
+        __CPUINIT
 
 /*
  * exynos4 specific entry point for secondary CPUs.  This provides
diff --git a/arch/arm/mach-exynos4/init.c b/arch/arm/mach-exynos4/init.c
index cf91f50e43ab..a8a83e3881a4 100644
--- a/arch/arm/mach-exynos4/init.c
+++ b/arch/arm/mach-exynos4/init.c
@@ -35,6 +35,7 @@ void __init exynos4_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
                         tcfg->clocks = exynos4_serial_clocks;
                         tcfg->clocks_size = ARRAY_SIZE(exynos4_serial_clocks);
                 }
+                tcfg->flags |= NO_NEED_CHECK_CLKSRC;
         }
 
         s3c24xx_init_uartdevs("s5pv210-uart", s5p_uart_resources, cfg, no);
diff --git a/arch/arm/mach-exynos4/mach-smdkv310.c b/arch/arm/mach-exynos4/mach-smdkv310.c
index 152676471b67..edd814110da8 100644
--- a/arch/arm/mach-exynos4/mach-smdkv310.c
+++ b/arch/arm/mach-exynos4/mach-smdkv310.c
@@ -78,9 +78,7 @@ static struct s3c2410_uartcfg smdkv310_uartcfgs[] __initdata = {
 };
 
 static struct s3c_sdhci_platdata smdkv310_hsmmc0_pdata __initdata = {
-        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = EXYNOS4_GPK0(2),
-        .ext_cd_gpio_invert     = 1,
+        .cd_type                = S3C_SDHCI_CD_INTERNAL,
         .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
 #ifdef CONFIG_EXYNOS4_SDHCI_CH0_8BIT
         .max_width              = 8,
@@ -96,9 +94,7 @@ static struct s3c_sdhci_platdata smdkv310_hsmmc1_pdata __initdata = {
 };
 
 static struct s3c_sdhci_platdata smdkv310_hsmmc2_pdata __initdata = {
-        .cd_type                = S3C_SDHCI_CD_GPIO,
-        .ext_cd_gpio            = EXYNOS4_GPK2(2),
-        .ext_cd_gpio_invert     = 1,
+        .cd_type                = S3C_SDHCI_CD_INTERNAL,
         .clk_type               = S3C_SDHCI_CLK_DIV_EXTERNAL,
 #ifdef CONFIG_EXYNOS4_SDHCI_CH2_8BIT
         .max_width              = 8,
diff --git a/arch/arm/mach-h720x/Kconfig b/arch/arm/mach-h720x/Kconfig
index 9b6982efbd22..abf356c02343 100644
--- a/arch/arm/mach-h720x/Kconfig
+++ b/arch/arm/mach-h720x/Kconfig
@@ -6,12 +6,14 @@ config ARCH_H7201
         bool "gms30c7201"
         depends on ARCH_H720X
         select CPU_H7201
+        select ZONE_DMA
         help
           Say Y here if you are using the Hynix GMS30C7201 Reference Board
 
 config ARCH_H7202
         bool "hms30c7202"
         select CPU_H7202
+        select ZONE_DMA
         depends on ARCH_H720X
         help
           Say Y here if you are using the Hynix HMS30C7202 Reference Board
diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c
index 72b4e7631583..ab9f999106c7 100644
--- a/arch/arm/mach-mmp/pxa168.c
+++ b/arch/arm/mach-mmp/pxa168.c
@@ -79,7 +79,7 @@ static APBC_CLK(ssp4, PXA168_SSP4, 4, 0);
 static APBC_CLK(ssp5, PXA168_SSP5, 4, 0);
 static APBC_CLK(keypad, PXA168_KPC, 0, 32000);
 
-static APMU_CLK(nand, NAND, 0x01db, 208000000);
+static APMU_CLK(nand, NAND, 0x19b, 156000000);
 static APMU_CLK(lcd, LCD, 0x7f, 312000000);
 
 /* device and clock bindings */
diff --git a/arch/arm/mach-mmp/pxa910.c b/arch/arm/mach-mmp/pxa910.c
index 8f92ccd26edf..1464607aa60d 100644
--- a/arch/arm/mach-mmp/pxa910.c
+++ b/arch/arm/mach-mmp/pxa910.c
@@ -110,7 +110,7 @@ static APBC_CLK(pwm2, PXA910_PWM2, 1, 13000000);
 static APBC_CLK(pwm3, PXA910_PWM3, 1, 13000000);
 static APBC_CLK(pwm4, PXA910_PWM4, 1, 13000000);
 
-static APMU_CLK(nand, NAND, 0x01db, 208000000);
+static APMU_CLK(nand, NAND, 0x19b, 156000000);
 static APMU_CLK(u2o, USB, 0x1b, 480000000);
 
 /* device and clock bindings */
diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c
index de88c9297b68..f49ce85d2448 100644
--- a/arch/arm/mach-omap1/board-ams-delta.c
+++ b/arch/arm/mach-omap1/board-ams-delta.c
@@ -215,7 +215,7 @@ static struct omap_kp_platform_data ams_delta_kp_data __initdata = {
         .delay          = 9,
 };
 
-static struct platform_device ams_delta_kp_device __initdata = {
+static struct platform_device ams_delta_kp_device = {
         .name           = "omap-keypad",
         .id             = -1,
         .dev            = {
@@ -225,12 +225,12 @@ static struct platform_device ams_delta_kp_device __initdata = {
         .resource       = ams_delta_kp_resources,
 };
 
-static struct platform_device ams_delta_lcd_device __initdata = {
+static struct platform_device ams_delta_lcd_device = {
         .name   = "lcd_ams_delta",
         .id     = -1,
 };
 
-static struct platform_device ams_delta_led_device __initdata = {
+static struct platform_device ams_delta_led_device = {
         .name   = "ams-delta-led",
         .id     = -1
 };
@@ -267,7 +267,7 @@ static struct soc_camera_link ams_delta_iclink = {
         .power          = ams_delta_camera_power,
 };
 
-static struct platform_device ams_delta_camera_device __initdata = {
+static struct platform_device ams_delta_camera_device = {
         .name   = "soc-camera-pdrv",
         .id     = 0,
         .dev    = {
diff --git a/arch/arm/mach-omap1/gpio15xx.c b/arch/arm/mach-omap1/gpio15xx.c
index 04c4b04cf54e..364137c2042c 100644
--- a/arch/arm/mach-omap1/gpio15xx.c
+++ b/arch/arm/mach-omap1/gpio15xx.c
@@ -41,7 +41,7 @@ static struct __initdata omap_gpio_platform_data omap15xx_mpu_gpio_config = {
         .bank_stride            = 1,
 };
 
-static struct __initdata platform_device omap15xx_mpu_gpio = {
+static struct platform_device omap15xx_mpu_gpio = {
         .name           = "omap_gpio",
         .id             = 0,
         .dev            = {
@@ -70,7 +70,7 @@ static struct __initdata omap_gpio_platform_data omap15xx_gpio_config = {
         .bank_width             = 16,
 };
 
-static struct __initdata platform_device omap15xx_gpio = {
+static struct platform_device omap15xx_gpio = {
         .name           = "omap_gpio",
         .id             = 1,
         .dev            = {
diff --git a/arch/arm/mach-omap1/gpio16xx.c b/arch/arm/mach-omap1/gpio16xx.c
index 5dd0d4c82b24..293a246e2824 100644
--- a/arch/arm/mach-omap1/gpio16xx.c
+++ b/arch/arm/mach-omap1/gpio16xx.c
@@ -44,7 +44,7 @@ static struct __initdata omap_gpio_platform_data omap16xx_mpu_gpio_config = {
         .bank_stride            = 1,
 };
 
-static struct __initdata platform_device omap16xx_mpu_gpio = {
+static struct platform_device omap16xx_mpu_gpio = {
         .name           = "omap_gpio",
         .id             = 0,
         .dev            = {
@@ -73,7 +73,7 @@ static struct __initdata omap_gpio_platform_data omap16xx_gpio1_config = {
         .bank_width             = 16,
 };
 
-static struct __initdata platform_device omap16xx_gpio1 = {
+static struct platform_device omap16xx_gpio1 = {
         .name           = "omap_gpio",
         .id             = 1,
         .dev            = {
@@ -102,7 +102,7 @@ static struct __initdata omap_gpio_platform_data omap16xx_gpio2_config = {
         .bank_width             = 16,
 };
 
-static struct __initdata platform_device omap16xx_gpio2 = {
+static struct platform_device omap16xx_gpio2 = {
         .name           = "omap_gpio",
         .id             = 2,
         .dev            = {
@@ -131,7 +131,7 @@ static struct __initdata omap_gpio_platform_data omap16xx_gpio3_config = {
         .bank_width             = 16,
 };
 
-static struct __initdata platform_device omap16xx_gpio3 = {
+static struct platform_device omap16xx_gpio3 = {
         .name           = "omap_gpio",
         .id             = 3,
         .dev            = {
@@ -160,7 +160,7 @@ static struct __initdata omap_gpio_platform_data omap16xx_gpio4_config = {
         .bank_width             = 16,
 };
 
-static struct __initdata platform_device omap16xx_gpio4 = {
+static struct platform_device omap16xx_gpio4 = {
         .name           = "omap_gpio",
         .id             = 4,
         .dev            = {
diff --git a/arch/arm/mach-omap1/gpio7xx.c b/arch/arm/mach-omap1/gpio7xx.c
index 1204c8b871af..c6ad248d63a6 100644
--- a/arch/arm/mach-omap1/gpio7xx.c
+++ b/arch/arm/mach-omap1/gpio7xx.c
@@ -46,7 +46,7 @@ static struct __initdata omap_gpio_platform_data omap7xx_mpu_gpio_config = {
         .bank_stride            = 2,
 };
 
-static struct __initdata platform_device omap7xx_mpu_gpio = {
+static struct platform_device omap7xx_mpu_gpio = {
         .name           = "omap_gpio",
         .id             = 0,
         .dev            = {
@@ -75,7 +75,7 @@ static struct __initdata omap_gpio_platform_data omap7xx_gpio1_config = {
         .bank_width             = 32,
 };
 
-static struct __initdata platform_device omap7xx_gpio1 = {
+static struct platform_device omap7xx_gpio1 = {
         .name           = "omap_gpio",
         .id             = 1,
         .dev            = {
@@ -104,7 +104,7 @@ static struct __initdata omap_gpio_platform_data omap7xx_gpio2_config = {
         .bank_width             = 32,
 };
 
-static struct __initdata platform_device omap7xx_gpio2 = {
+static struct platform_device omap7xx_gpio2 = {
         .name           = "omap_gpio",
         .id             = 2,
         .dev            = {
@@ -133,7 +133,7 @@ static struct __initdata omap_gpio_platform_data omap7xx_gpio3_config = {
         .bank_width             = 32,
 };
 
-static struct __initdata platform_device omap7xx_gpio3 = {
+static struct platform_device omap7xx_gpio3 = {
         .name           = "omap_gpio",
         .id             = 3,
         .dev            = {
@@ -162,7 +162,7 @@ static struct __initdata omap_gpio_platform_data omap7xx_gpio4_config = {
         .bank_width             = 32,
 };
 
-static struct __initdata platform_device omap7xx_gpio4 = {
+static struct platform_device omap7xx_gpio4 = {
         .name           = "omap_gpio",
         .id             = 4,
         .dev            = {
@@ -191,7 +191,7 @@ static struct __initdata omap_gpio_platform_data omap7xx_gpio5_config = {
         .bank_width             = 32,
 };
 
-static struct __initdata platform_device omap7xx_gpio5 = {
+static struct platform_device omap7xx_gpio5 = {
         .name           = "omap_gpio",
         .id             = 5,
         .dev            = {
@@ -220,7 +220,7 @@ static struct __initdata omap_gpio_platform_data omap7xx_gpio6_config = {
         .bank_width             = 32,
 };
 
-static struct __initdata platform_device omap7xx_gpio6 = {
+static struct platform_device omap7xx_gpio6 = {
         .name           = "omap_gpio",
         .id             = 6,
         .dev            = {
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index 990366726c58..88bd6f7705f0 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -558,7 +558,7 @@ static struct radio_si4713_platform_data rx51_si4713_data __initdata_or_module =
         .subdev_board_info = &rx51_si4713_board_info,
 };
 
-static struct platform_device rx51_si4713_dev __initdata_or_module = {
+static struct platform_device rx51_si4713_dev = {
         .name   = "radio-si4713",
         .id     = -1,
         .dev    = {
diff --git a/arch/arm/mach-pxa/mfp-pxa2xx.c b/arch/arm/mach-pxa/mfp-pxa2xx.c
index 87ae3129f4f7..b27544bcafcb 100644
--- a/arch/arm/mach-pxa/mfp-pxa2xx.c
+++ b/arch/arm/mach-pxa/mfp-pxa2xx.c
@@ -347,9 +347,9 @@ static int pxa2xx_mfp_suspend(void)
                 if ((gpio_desc[i].config & MFP_LPM_KEEP_OUTPUT) &&
                     (GPDR(i) & GPIO_bit(i))) {
                         if (GPLR(i) & GPIO_bit(i))
-                                PGSR(i) |= GPIO_bit(i);
+                                PGSR(gpio_to_bank(i)) |= GPIO_bit(i);
                         else
-                                PGSR(i) &= ~GPIO_bit(i);
+                                PGSR(gpio_to_bank(i)) &= ~GPIO_bit(i);
                 }
         }
 
diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c
index d130f77b6d11..2f37d43f51b6 100644
--- a/arch/arm/mach-pxa/raumfeld.c
+++ b/arch/arm/mach-pxa/raumfeld.c
@@ -573,10 +573,10 @@ static struct pxafb_mode_info sharp_lq043t3dx02_mode = {
         .xres           = 480,
         .yres           = 272,
         .bpp            = 16,
-        .hsync_len      = 4,
+        .hsync_len      = 41,
         .left_margin    = 2,
         .right_margin   = 1,
-        .vsync_len      = 1,
+        .vsync_len      = 10,
         .upper_margin   = 3,
         .lower_margin   = 1,
         .sync           = 0,
@@ -596,29 +596,31 @@ static void __init raumfeld_lcd_init(void)
 {
         int ret;
 
-        pxa_set_fb_info(NULL, &raumfeld_sharp_lcd_info);
-
-        /* Earlier devices had the backlight regulator controlled
-         * via PWM, later versions use another controller for that */
-        if ((system_rev & 0xff) < 2) {
-                mfp_cfg_t raumfeld_pwm_pin_config = GPIO17_PWM0_OUT;
-                pxa3xx_mfp_config(&raumfeld_pwm_pin_config, 1);
-                platform_device_register(&raumfeld_pwm_backlight_device);
-        } else
-                platform_device_register(&raumfeld_lt3593_device);
-
         ret = gpio_request(GPIO_TFT_VA_EN, "display VA enable");
         if (ret < 0)
                 pr_warning("Unable to request GPIO_TFT_VA_EN\n");
         else
                 gpio_direction_output(GPIO_TFT_VA_EN, 1);
 
+        msleep(100);
+
         ret = gpio_request(GPIO_DISPLAY_ENABLE, "display enable");
         if (ret < 0)
                 pr_warning("Unable to request GPIO_DISPLAY_ENABLE\n");
         else
                 gpio_direction_output(GPIO_DISPLAY_ENABLE, 1);
 
+        /* Hardware revision 2 has the backlight regulator controlled
+         * by an LT3593, earlier and later devices use PWM for that. */
+        if ((system_rev & 0xff) == 2) {
+                platform_device_register(&raumfeld_lt3593_device);
+        } else {
+                mfp_cfg_t raumfeld_pwm_pin_config = GPIO17_PWM0_OUT;
+                pxa3xx_mfp_config(&raumfeld_pwm_pin_config, 1);
+                platform_device_register(&raumfeld_pwm_backlight_device);
+        }
+
+        pxa_set_fb_info(NULL, &raumfeld_sharp_lcd_info);
         platform_device_register(&pxa3xx_device_gcu);
 }
 
@@ -657,10 +659,10 @@ static struct lis3lv02d_platform_data lis3_pdata = {
 
 #define SPI_AK4104      \
 {                       \
-        .modalias       = "ak4104",     \
-        .max_speed_hz   = 10000,        \
-        .bus_num        = 0,            \
-        .chip_select    = 0,            \
+        .modalias       = "ak4104-codec",       \
+        .max_speed_hz   = 10000,                \
+        .bus_num        = 0,                    \
+        .chip_select    = 0,                    \
         .controller_data = (void *) GPIO_SPDIF_CS,      \
 }
 
diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c
index dd3120df09fe..fc2dc0b3d4fe 100644
--- a/arch/arm/mach-s3c2440/mach-mini2440.c
+++ b/arch/arm/mach-s3c2440/mach-mini2440.c
@@ -552,7 +552,7 @@ struct mini2440_features_t {
         struct platform_device *optional[8];
 };
 
-static void mini2440_parse_features(
+static void __init mini2440_parse_features(
                 struct mini2440_features_t * features,
                 const char * features_str )
 {
diff --git a/arch/arm/mach-s3c64xx/dev-spi.c b/arch/arm/mach-s3c64xx/dev-spi.c
index 82db072cb836..5e6b42089eb4 100644
--- a/arch/arm/mach-s3c64xx/dev-spi.c
+++ b/arch/arm/mach-s3c64xx/dev-spi.c
@@ -88,6 +88,7 @@ static struct s3c64xx_spi_info s3c64xx_spi0_pdata = {
         .cfg_gpio = s3c64xx_spi_cfg_gpio,
         .fifo_lvl_mask = 0x7f,
         .rx_lvl_offset = 13,
+        .tx_st_done = 21,
 };
 
 static u64 spi_dmamask = DMA_BIT_MASK(32);
@@ -132,6 +133,7 @@ static struct s3c64xx_spi_info s3c64xx_spi1_pdata = {
         .cfg_gpio = s3c64xx_spi_cfg_gpio,
         .fifo_lvl_mask = 0x7f,
         .rx_lvl_offset = 13,
+        .tx_st_done = 21,
 };
 
 struct platform_device s3c64xx_device_spi1 = {
diff --git a/arch/arm/mach-s5p64x0/dev-spi.c b/arch/arm/mach-s5p64x0/dev-spi.c
index e78ee18c76e3..ac825e826326 100644
--- a/arch/arm/mach-s5p64x0/dev-spi.c
+++ b/arch/arm/mach-s5p64x0/dev-spi.c
@@ -112,12 +112,14 @@ static struct s3c64xx_spi_info s5p6440_spi0_pdata = {
         .cfg_gpio       = s5p6440_spi_cfg_gpio,
         .fifo_lvl_mask  = 0x1ff,
         .rx_lvl_offset  = 15,
+        .tx_st_done     = 25,
 };
 
 static struct s3c64xx_spi_info s5p6450_spi0_pdata = {
         .cfg_gpio       = s5p6450_spi_cfg_gpio,
         .fifo_lvl_mask  = 0x1ff,
         .rx_lvl_offset  = 15,
+        .tx_st_done     = 25,
 };
 
 static u64 spi_dmamask = DMA_BIT_MASK(32);
@@ -160,12 +162,14 @@ static struct s3c64xx_spi_info s5p6440_spi1_pdata = {
         .cfg_gpio       = s5p6440_spi_cfg_gpio,
         .fifo_lvl_mask  = 0x7f,
         .rx_lvl_offset  = 15,
+        .tx_st_done     = 25,
 };
 
 static struct s3c64xx_spi_info s5p6450_spi1_pdata = {
         .cfg_gpio       = s5p6450_spi_cfg_gpio,
         .fifo_lvl_mask  = 0x7f,
         .rx_lvl_offset  = 15,
+        .tx_st_done     = 25,
 };
 
 struct platform_device s5p64x0_device_spi1 = {
diff --git a/arch/arm/mach-s5pc100/dev-spi.c b/arch/arm/mach-s5pc100/dev-spi.c
index 57b19794d9bb..e5d6c4dceb56 100644
--- a/arch/arm/mach-s5pc100/dev-spi.c
+++ b/arch/arm/mach-s5pc100/dev-spi.c
@@ -15,6 +15,7 @@
 #include <mach/dma.h>
 #include <mach/map.h>
 #include <mach/spi-clocks.h>
+#include <mach/irqs.h>
 
 #include <plat/s3c64xx-spi.h>
 #include <plat/gpio-cfg.h>
@@ -90,6 +91,7 @@ static struct s3c64xx_spi_info s5pc100_spi0_pdata = {
         .fifo_lvl_mask = 0x7f,
         .rx_lvl_offset = 13,
         .high_speed = 1,
+        .tx_st_done = 21,
 };
 
 static u64 spi_dmamask = DMA_BIT_MASK(32);
@@ -134,6 +136,7 @@ static struct s3c64xx_spi_info s5pc100_spi1_pdata = {
         .fifo_lvl_mask = 0x7f,
         .rx_lvl_offset = 13,
         .high_speed = 1,
+        .tx_st_done = 21,
 };
 
 struct platform_device s5pc100_device_spi1 = {
@@ -176,6 +179,7 @@ static struct s3c64xx_spi_info s5pc100_spi2_pdata = {
         .fifo_lvl_mask = 0x7f,
         .rx_lvl_offset = 13,
         .high_speed = 1,
+        .tx_st_done = 21,
 };
 
 struct platform_device s5pc100_device_spi2 = {
diff --git a/arch/arm/mach-s5pv210/dev-spi.c b/arch/arm/mach-s5pv210/dev-spi.c
index e3249a47e3b1..eaf9a7bff7a0 100644
--- a/arch/arm/mach-s5pv210/dev-spi.c
+++ b/arch/arm/mach-s5pv210/dev-spi.c
@@ -85,6 +85,7 @@ static struct s3c64xx_spi_info s5pv210_spi0_pdata = {
         .fifo_lvl_mask = 0x1ff,
         .rx_lvl_offset = 15,
         .high_speed = 1,
+        .tx_st_done = 25,
 };
 
 static u64 spi_dmamask = DMA_BIT_MASK(32);
@@ -129,6 +130,7 @@ static struct s3c64xx_spi_info s5pv210_spi1_pdata = {
         .fifo_lvl_mask = 0x7f,
         .rx_lvl_offset = 15,
         .high_speed = 1,
+        .tx_st_done = 25,
 };
 
 struct platform_device s5pv210_device_spi1 = {
diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c
index 1e2aba23e0d6..ce5c2513c6ce 100644
--- a/arch/arm/mach-shmobile/board-ag5evm.c
+++ b/arch/arm/mach-shmobile/board-ag5evm.c
@@ -381,7 +381,7 @@ void ag5evm_sdhi1_set_pwr(struct platform_device *pdev, int state)
         gpio_set_value(GPIO_PORT114, state);
 }
 
-static struct sh_mobile_sdhi_info sh_sdhi1_platdata = {
+static struct sh_mobile_sdhi_info sh_sdhi1_info = {
         .tmio_flags     = TMIO_MMC_WRPROTECT_DISABLE,
         .tmio_caps      = MMC_CAP_NONREMOVABLE | MMC_CAP_SDIO_IRQ,
         .tmio_ocr_mask  = MMC_VDD_32_33 | MMC_VDD_33_34,
@@ -413,7 +413,7 @@ static struct platform_device sdhi1_device = {
         .name           = "sh_mobile_sdhi",
         .id             = 1,
         .dev            = {
-                .platform_data  = &sh_sdhi1_platdata,
+                .platform_data  = &sh_sdhi1_info,
         },
         .num_resources  = ARRAY_SIZE(sdhi1_resources),
         .resource       = sdhi1_resources,
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index f6b687f61c28..803bc6edfca4 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -913,7 +913,7 @@ static struct i2c_board_info imx074_info = {
         I2C_BOARD_INFO("imx074", 0x1a),
 };
 
-struct soc_camera_link imx074_link = {
+static struct soc_camera_link imx074_link = {
         .bus_id         = 0,
         .board_info     = &imx074_info,
         .i2c_adapter_id = 0,
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c
index 7e1d37584321..3802f2afabef 100644
--- a/arch/arm/mach-shmobile/board-mackerel.c
+++ b/arch/arm/mach-shmobile/board-mackerel.c
@@ -1287,9 +1287,9 @@ static struct platform_device *mackerel_devices[] __initdata = {
         &nor_flash_device,
         &smc911x_device,
         &lcdc_device,
-        &usbhs0_device,
         &usb1_host_device,
         &usbhs1_device,
+        &usbhs0_device,
         &leds_device,
         &fsi_device,
         &fsi_ak4643_device,
diff --git a/arch/arm/mach-ux500/board-mop500-pins.c b/arch/arm/mach-ux500/board-mop500-pins.c
index fd4cf1ca5efd..70cdbd60596a 100644
--- a/arch/arm/mach-ux500/board-mop500-pins.c
+++ b/arch/arm/mach-ux500/board-mop500-pins.c
@@ -110,10 +110,18 @@ static pin_cfg_t mop500_pins_common[] = {
         GPIO168_KP_O0,
 
         /* UART */
-        GPIO0_U0_CTSn   | PIN_INPUT_PULLUP,
-        GPIO1_U0_RTSn   | PIN_OUTPUT_HIGH,
-        GPIO2_U0_RXD    | PIN_INPUT_PULLUP,
-        GPIO3_U0_TXD    | PIN_OUTPUT_HIGH,
+        /* uart-0 pins gpio configuration should be
+         * kept intact to prevent glitch in tx line
+         * when tty dev is opened. Later these pins
+         * are configured to uart mop500_pins_uart0
+         *
+         * It will be replaced with uart configuration
+         * once the issue is solved.
+         */
+        GPIO0_GPIO      | PIN_INPUT_PULLUP,
+        GPIO1_GPIO      | PIN_OUTPUT_HIGH,
+        GPIO2_GPIO      | PIN_INPUT_PULLUP,
+        GPIO3_GPIO      | PIN_OUTPUT_HIGH,
 
         GPIO29_U2_RXD   | PIN_INPUT_PULLUP,
         GPIO30_U2_TXD   | PIN_OUTPUT_HIGH,
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index bb26f40493e6..2a08c07dec6d 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -27,18 +27,21 @@
 #include <linux/leds-lp5521.h>
 #include <linux/input.h>
 #include <linux/gpio_keys.h>
+#include <linux/delay.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 
 #include <plat/i2c.h>
 #include <plat/ste_dma40.h>
+#include <plat/pincfg.h>
 
 #include <mach/hardware.h>
 #include <mach/setup.h>
 #include <mach/devices.h>
 #include <mach/irqs.h>
 
+#include "pins-db8500.h"
 #include "ste-dma40-db8500.h"
 #include "devices-db8500.h"
 #include "board-mop500.h"
@@ -393,12 +396,63 @@ static struct stedma40_chan_cfg uart2_dma_cfg_tx = {
 };
 #endif
 
+
+static pin_cfg_t mop500_pins_uart0[] = {
+        GPIO0_U0_CTSn   | PIN_INPUT_PULLUP,
+        GPIO1_U0_RTSn   | PIN_OUTPUT_HIGH,
+        GPIO2_U0_RXD    | PIN_INPUT_PULLUP,
+        GPIO3_U0_TXD    | PIN_OUTPUT_HIGH,
+};
+
+#define PRCC_K_SOFTRST_SET      0x18
+#define PRCC_K_SOFTRST_CLEAR    0x1C
+static void ux500_uart0_reset(void)
+{
+        void __iomem *prcc_rst_set, *prcc_rst_clr;
+
+        prcc_rst_set = (void __iomem *)IO_ADDRESS(U8500_CLKRST1_BASE +
+                        PRCC_K_SOFTRST_SET);
+        prcc_rst_clr = (void __iomem *)IO_ADDRESS(U8500_CLKRST1_BASE +
+                        PRCC_K_SOFTRST_CLEAR);
+
+        /* Activate soft reset PRCC_K_SOFTRST_CLEAR */
+        writel((readl(prcc_rst_clr) | 0x1), prcc_rst_clr);
+        udelay(1);
+
+        /* Release soft reset PRCC_K_SOFTRST_SET */
+        writel((readl(prcc_rst_set) | 0x1), prcc_rst_set);
+        udelay(1);
+}
+
+static void ux500_uart0_init(void)
+{
+        int ret;
+
+        ret = nmk_config_pins(mop500_pins_uart0,
+                        ARRAY_SIZE(mop500_pins_uart0));
+        if (ret < 0)
+                pr_err("pl011: uart pins_enable failed\n");
+}
+
+static void ux500_uart0_exit(void)
+{
+        int ret;
+
+        ret = nmk_config_pins_sleep(mop500_pins_uart0,
+                        ARRAY_SIZE(mop500_pins_uart0));
+        if (ret < 0)
+                pr_err("pl011: uart pins_disable failed\n");
+}
+
 static struct amba_pl011_data uart0_plat = {
 #ifdef CONFIG_STE_DMA40
         .dma_filter = stedma40_filter,
         .dma_rx_param = &uart0_dma_cfg_rx,
         .dma_tx_param = &uart0_dma_cfg_tx,
 #endif
+        .init = ux500_uart0_init,
+        .exit = ux500_uart0_exit,
+        .reset = ux500_uart0_reset,
 };
 
 static struct amba_pl011_data uart1_plat = {
diff --git a/arch/arm/mach-vt8500/irq.c b/arch/arm/mach-vt8500/irq.c
index 245140c0df10..642de0408f25 100644
--- a/arch/arm/mach-vt8500/irq.c
+++ b/arch/arm/mach-vt8500/irq.c
@@ -39,9 +39,10 @@
 static void __iomem *ic_regbase;
 static void __iomem *sic_regbase;
 
-static void vt8500_irq_mask(unsigned int irq)
+static void vt8500_irq_mask(struct irq_data *d)
 {
         void __iomem *base = ic_regbase;
+        unsigned irq = d->irq;
         u8 edge;
 
         if (irq >= 64) {
@@ -64,9 +65,10 @@ static void vt8500_irq_mask(unsigned int irq)
         }
 }
 
-static void vt8500_irq_unmask(unsigned int irq)
+static void vt8500_irq_unmask(struct irq_data *d)
 {
         void __iomem *base = ic_regbase;
+        unsigned irq = d->irq;
         u8 dctr;
 
         if (irq >= 64) {
@@ -78,10 +80,11 @@ static void vt8500_irq_unmask(unsigned int irq)
         writeb(dctr, base + VT8500_IC_DCTR + irq);
 }
 
-static int vt8500_irq_set_type(unsigned int irq, unsigned int flow_type)
+static int vt8500_irq_set_type(struct irq_data *d, unsigned int flow_type)
 {
         void __iomem *base = ic_regbase;
-        unsigned int orig_irq = irq;
+        unsigned irq = d->irq;
+        unsigned orig_irq = irq;
         u8 dctr;
 
         if (irq >= 64) {
@@ -114,11 +117,11 @@ static int vt8500_irq_set_type(unsigned int irq, unsigned int flow_type)
 }
 
 static struct irq_chip vt8500_irq_chip = {
-        .name      = "vt8500",
-        .ack       = vt8500_irq_mask,
-        .mask      = vt8500_irq_mask,
-        .unmask    = vt8500_irq_unmask,
-        .set_type  = vt8500_irq_set_type,
+        .name = "vt8500",
+        .irq_ack = vt8500_irq_mask,
+        .irq_mask = vt8500_irq_mask,
+        .irq_unmask = vt8500_irq_unmask,
+        .irq_set_type = vt8500_irq_set_type,
 };
 
 void __init vt8500_init_irq(void)
diff --git a/arch/arm/mm/cache-l2x0.c b/arch/arm/mm/cache-l2x0.c
index ef59099a5463..44c086710d2b 100644
--- a/arch/arm/mm/cache-l2x0.c
+++ b/arch/arm/mm/cache-l2x0.c
@@ -120,17 +120,22 @@ static void l2x0_cache_sync(void)
         spin_unlock_irqrestore(&l2x0_lock, flags);
 }
 
-static void l2x0_flush_all(void)
+static void __l2x0_flush_all(void)
 {
-        unsigned long flags;
-
-        /* clean all ways */
-        spin_lock_irqsave(&l2x0_lock, flags);
         debug_writel(0x03);
         writel_relaxed(l2x0_way_mask, l2x0_base + L2X0_CLEAN_INV_WAY);
         cache_wait_way(l2x0_base + L2X0_CLEAN_INV_WAY, l2x0_way_mask);
         cache_sync();
         debug_writel(0x00);
+}
+
+static void l2x0_flush_all(void)
+{
+        unsigned long flags;
+
+        /* clean all ways */
+        spin_lock_irqsave(&l2x0_lock, flags);
+        __l2x0_flush_all();
         spin_unlock_irqrestore(&l2x0_lock, flags);
 }
 
@@ -266,7 +271,9 @@ static void l2x0_disable(void)
         unsigned long flags;
 
         spin_lock_irqsave(&l2x0_lock, flags);
-        writel(0, l2x0_base + L2X0_CTRL);
+        __l2x0_flush_all();
+        writel_relaxed(0, l2x0_base + L2X0_CTRL);
+        dsb();
         spin_unlock_irqrestore(&l2x0_lock, flags);
 }
 
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 9d9e736c2b4f..594d677b92c8 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -759,7 +759,7 @@ early_param("vmalloc", early_vmalloc);
 
 static phys_addr_t lowmem_limit __initdata = 0;
 
-static void __init sanity_check_meminfo(void)
+void __init sanity_check_meminfo(void)
 {
         int i, j, highmem = 0;
 
@@ -1032,8 +1032,9 @@ void __init paging_init(struct machine_desc *mdesc)
 {
         void *zero_page;
 
+        memblock_set_current_limit(lowmem_limit);
+
         build_mem_type_table();
-        sanity_check_meminfo();
         prepare_page_table();
         map_lowmem();
         devicemaps_init(mdesc);
diff --git a/arch/arm/mm/nommu.c b/arch/arm/mm/nommu.c
index 687d02319a41..941a98c9e8aa 100644
--- a/arch/arm/mm/nommu.c
+++ b/arch/arm/mm/nommu.c
@@ -27,6 +27,10 @@ void __init arm_mm_memblock_reserve(void)
         memblock_reserve(CONFIG_VECTORS_BASE, PAGE_SIZE);
 }
 
+void __init sanity_check_meminfo(void)
+{
+}
+
 /*
  * paging_init() sets up the page tables, initialises the zone memory
  * maps, and sets up the zero page, bad page and bad page tables.
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 3c3867850a30..089c0b5e454f 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -210,19 +210,21 @@ cpu_v7_name:
 
 /* Suspend/resume support: derived from arch/arm/mach-s5pv210/sleep.S */
 .globl  cpu_v7_suspend_size
-.equ    cpu_v7_suspend_size, 4 * 8
+.equ    cpu_v7_suspend_size, 4 * 9
 #ifdef CONFIG_PM_SLEEP
 ENTRY(cpu_v7_do_suspend)
         stmfd   sp!, {r4 - r11, lr}
         mrc     p15, 0, r4, c13, c0, 0  @ FCSE/PID
         mrc     p15, 0, r5, c13, c0, 1  @ Context ID
+        mrc     p15, 0, r6, c13, c0, 3  @ User r/o thread ID
+        stmia   r0!, {r4 - r6}
         mrc     p15, 0, r6, c3, c0, 0   @ Domain ID
         mrc     p15, 0, r7, c2, c0, 0   @ TTB 0
         mrc     p15, 0, r8, c2, c0, 1   @ TTB 1
         mrc     p15, 0, r9, c1, c0, 0   @ Control register
         mrc     p15, 0, r10, c1, c0, 1  @ Auxiliary control register
         mrc     p15, 0, r11, c1, c0, 2  @ Co-processor access control
-        stmia   r0, {r4 - r11}
+        stmia   r0, {r6 - r11}
         ldmfd   sp!, {r4 - r11, pc}
 ENDPROC(cpu_v7_do_suspend)
 
@@ -230,9 +232,11 @@ ENTRY(cpu_v7_do_resume)
         mov     ip, #0
         mcr     p15, 0, ip, c8, c7, 0   @ invalidate TLBs
         mcr     p15, 0, ip, c7, c5, 0   @ invalidate I cache
-        ldmia   r0, {r4 - r11}
+        ldmia   r0!, {r4 - r6}
         mcr     p15, 0, r4, c13, c0, 0  @ FCSE/PID
         mcr     p15, 0, r5, c13, c0, 1  @ Context ID
+        mcr     p15, 0, r6, c13, c0, 3  @ User r/o thread ID
+        ldmia   r0, {r6 - r11}
         mcr     p15, 0, r6, c3, c0, 0   @ Domain ID
         mcr     p15, 0, r7, c2, c0, 0   @ TTB 0
         mcr     p15, 0, r8, c2, c0, 1   @ TTB 1
@@ -418,9 +422,9 @@ ENTRY(v7_processor_functions)
         .word   cpu_v7_dcache_clean_area
         .word   cpu_v7_switch_mm
         .word   cpu_v7_set_pte_ext
-        .word   0
-        .word   0
-        .word   0
+        .word   cpu_v7_suspend_size
+        .word   cpu_v7_do_suspend
+        .word   cpu_v7_do_resume
         .size   v7_processor_functions, . - v7_processor_functions
 
         .section ".rodata"
diff --git a/arch/arm/plat-iop/cp6.c b/arch/arm/plat-iop/cp6.c
index 9612a87e2a88..bab73e2c79db 100644
--- a/arch/arm/plat-iop/cp6.c
+++ b/arch/arm/plat-iop/cp6.c
@@ -18,6 +18,7 @@
  */
 #include <linux/init.h>
 #include <asm/traps.h>
+#include <asm/ptrace.h>
 
 static int cp6_trap(struct pt_regs *regs, unsigned int instr)
 {
diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c
index 5b4fffab1eb4..41ab97ebe4cf 100644
--- a/arch/arm/plat-orion/gpio.c
+++ b/arch/arm/plat-orion/gpio.c
@@ -432,7 +432,7 @@ void __init orion_gpio_init(int gpio_base, int ngpio,
         ct->regs.mask = ochip->mask_offset + GPIO_EDGE_MASK_OFF;
         ct->regs.ack = GPIO_EDGE_CAUSE_OFF;
         ct->type = IRQ_TYPE_EDGE_RISING | IRQ_TYPE_EDGE_FALLING;
-        ct->chip.irq_ack = irq_gc_ack;
+        ct->chip.irq_ack = irq_gc_ack_clr_bit;
         ct->chip.irq_mask = irq_gc_mask_clr_bit;
         ct->chip.irq_unmask = irq_gc_mask_set_bit;
         ct->chip.irq_set_type = gpio_irq_set_type;
diff --git a/arch/arm/plat-pxa/gpio.c b/arch/arm/plat-pxa/gpio.c
index 48ebb9479b61..a11dc3670505 100644
--- a/arch/arm/plat-pxa/gpio.c
+++ b/arch/arm/plat-pxa/gpio.c
@@ -50,7 +50,7 @@ static inline void __iomem *gpio_chip_base(struct gpio_chip *c)
         return container_of(c, struct pxa_gpio_chip, chip)->regbase;
 }
 
-static inline struct pxa_gpio_chip *gpio_to_chip(unsigned gpio)
+static inline struct pxa_gpio_chip *gpio_to_pxachip(unsigned gpio)
 {
         return &pxa_gpio_chips[gpio_to_bank(gpio)];
 }
@@ -161,7 +161,7 @@ static int pxa_gpio_irq_type(struct irq_data *d, unsigned int type)
         int gpio = irq_to_gpio(d->irq);
         unsigned long gpdr, mask = GPIO_bit(gpio);
 
-        c = gpio_to_chip(gpio);
+        c = gpio_to_pxachip(gpio);
 
         if (type == IRQ_TYPE_PROBE) {
                 /* Don't mess with enabled GPIOs using preconfigured edges or
@@ -230,7 +230,7 @@ static void pxa_gpio_demux_handler(unsigned int irq, struct irq_desc *desc)
 static void pxa_ack_muxed_gpio(struct irq_data *d)
 {
         int gpio = irq_to_gpio(d->irq);
-        struct pxa_gpio_chip *c = gpio_to_chip(gpio);
+        struct pxa_gpio_chip *c = gpio_to_pxachip(gpio);
 
         __raw_writel(GPIO_bit(gpio), c->regbase + GEDR_OFFSET);
 }
@@ -238,7 +238,7 @@ static void pxa_ack_muxed_gpio(struct irq_data *d)
 static void pxa_mask_muxed_gpio(struct irq_data *d)
 {
         int gpio = irq_to_gpio(d->irq);
-        struct pxa_gpio_chip *c = gpio_to_chip(gpio);
+        struct pxa_gpio_chip *c = gpio_to_pxachip(gpio);
         uint32_t grer, gfer;
 
         c->irq_mask &= ~GPIO_bit(gpio);
@@ -252,7 +252,7 @@ static void pxa_mask_muxed_gpio(struct irq_data *d)
 static void pxa_unmask_muxed_gpio(struct irq_data *d)
 {
         int gpio = irq_to_gpio(d->irq);
-        struct pxa_gpio_chip *c = gpio_to_chip(gpio);
+        struct pxa_gpio_chip *c = gpio_to_pxachip(gpio);
 
         c->irq_mask |= GPIO_bit(gpio);
         update_edge_detect(c);
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index 2abf9660bc6c..a79a8ccd25f6 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -1027,17 +1027,13 @@ int s3c2410_dma_config(unsigned int channel,
         struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
         unsigned int dcon;
 
-        pr_debug("%s: chan=%d, xfer_unit=%d, dcon=%08x\n",
-                 __func__, channel, xferunit, dcon);
+        pr_debug("%s: chan=%d, xfer_unit=%d\n", __func__, channel, xferunit);
 
         if (chan == NULL)
                 return -EINVAL;
 
-        pr_debug("%s: Initial dcon is %08x\n", __func__, dcon);
-
         dcon = chan->dcon & dma_sel.dcon_mask;
-
-        pr_debug("%s: New dcon is %08x\n", __func__, dcon);
+        pr_debug("%s: dcon is %08x\n", __func__, dcon);
 
         switch (chan->req_ch) {
         case DMACH_I2S_IN:
@@ -1235,7 +1231,7 @@ static void s3c2410_dma_resume_chan(struct s3c2410_dma_chan *cp)
         /* restore channel's hardware configuration */
 
         if (!cp->in_use)
-                return 0;
+                return;
 
         printk(KERN_INFO "dma%d: restoring configuration\n", cp->number);
 
@@ -1246,8 +1242,6 @@ static void s3c2410_dma_resume_chan(struct s3c2410_dma_chan *cp)
 
         if (cp->map != NULL)
                 dma_sel.select(cp, cp->map);
-
-        return 0;
 }
 
 static void s3c2410_dma_resume(void)
diff --git a/arch/arm/plat-s5p/irq-gpioint.c b/arch/arm/plat-s5p/irq-gpioint.c
index 135abda31c9a..327ab9f662e8 100644
--- a/arch/arm/plat-s5p/irq-gpioint.c
+++ b/arch/arm/plat-s5p/irq-gpioint.c
@@ -152,7 +152,7 @@ static __init int s5p_gpioint_add(struct s3c_gpio_chip *chip)
         if (!gc)
                 return -ENOMEM;
         ct = gc->chip_types;
-        ct->chip.irq_ack = irq_gc_ack;
+        ct->chip.irq_ack = irq_gc_ack_set_bit;
         ct->chip.irq_mask = irq_gc_mask_set_bit;
         ct->chip.irq_unmask = irq_gc_mask_clr_bit;
         ct->chip.irq_set_type = s5p_gpioint_set_type,
diff --git a/arch/arm/plat-s5p/s5p-time.c b/arch/arm/plat-s5p/s5p-time.c
index 899a8cc011ff..612934c48b0d 100644
--- a/arch/arm/plat-s5p/s5p-time.c
+++ b/arch/arm/plat-s5p/s5p-time.c
@@ -370,11 +370,11 @@ static void __init s5p_clocksource_init(void)
 
         clock_rate = clk_get_rate(tin_source);
 
-        init_sched_clock(&cd, s5p_update_sched_clock, 32, clock_rate);
-
         s5p_time_setup(timer_source.source_id, TCNT_MAX);
         s5p_time_start(timer_source.source_id, PERIODIC);
 
+        init_sched_clock(&cd, s5p_update_sched_clock, 32, clock_rate);
+
         if (clocksource_register_hz(&time_clocksource, clock_rate))
                 panic("%s: can't register clocksource\n", time_clocksource.name);
 }
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 4af108ff4112..e3b31c26ac3e 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -12,6 +12,10 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
 */
+
+#ifndef __PLAT_DEVS_H
+#define __PLAT_DEVS_H __FILE__
+
 #include <linux/platform_device.h>
 
 struct s3c24xx_uart_resources {
@@ -159,3 +163,5 @@ extern struct platform_device s3c_device_ac97;
  */
 extern void *s3c_set_platdata(void *pd, size_t pdsize,
                               struct platform_device *pdev);
+
+#endif /* __PLAT_DEVS_H */
diff --git a/arch/arm/plat-samsung/include/plat/regs-serial.h b/arch/arm/plat-samsung/include/plat/regs-serial.h
index c151c5f94a87..116edfe120b9 100644
--- a/arch/arm/plat-samsung/include/plat/regs-serial.h
+++ b/arch/arm/plat-samsung/include/plat/regs-serial.h
@@ -224,6 +224,8 @@
 #define S5PV210_UFSTAT_RXMASK   (255<<0)
 #define S5PV210_UFSTAT_RXSHIFT  (0)
 
+#define NO_NEED_CHECK_CLKSRC    1
+
 #ifndef __ASSEMBLY__
 
 /* struct s3c24xx_uart_clksrc
diff --git a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
index 0ffe34a21554..4c16fa3621bb 100644
--- a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
+++ b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
@@ -39,6 +39,7 @@ struct s3c64xx_spi_csinfo {
  * @fifo_lvl_mask: All tx fifo_lvl fields start at offset-6
  * @rx_lvl_offset: Depends on tx fifo_lvl field and bus number
  * @high_speed: If the controller supports HIGH_SPEED_EN bit
+ * @tx_st_done: Depends on tx fifo_lvl field
  */
 struct s3c64xx_spi_info {
         int src_clk_nr;
@@ -53,6 +54,7 @@ struct s3c64xx_spi_info {
         int fifo_lvl_mask;
         int rx_lvl_offset;
         int high_speed;
+        int tx_st_done;
 };
 
 /**
diff --git a/arch/arm/plat-samsung/irq-uart.c b/arch/arm/plat-samsung/irq-uart.c
index 32582c0958e3..0e46588d847b 100644
--- a/arch/arm/plat-samsung/irq-uart.c
+++ b/arch/arm/plat-samsung/irq-uart.c
@@ -55,7 +55,7 @@ static void __init s3c_init_uart_irq(struct s3c_uart_irq *uirq)
         gc = irq_alloc_generic_chip("s3c-uart", 1, uirq->base_irq, reg_base,
                                     handle_level_irq);
         ct = gc->chip_types;
-        ct->chip.irq_ack = irq_gc_ack;
+        ct->chip.irq_ack = irq_gc_ack_set_bit;
         ct->chip.irq_mask = irq_gc_mask_set_bit;
         ct->chip.irq_unmask = irq_gc_mask_clr_bit;
         ct->regs.ack = S3C64XX_UINTP;
diff --git a/arch/m32r/include/asm/mmzone.h b/arch/m32r/include/asm/mmzone.h
index 9f3b5accda88..115ced33febd 100644
--- a/arch/m32r/include/asm/mmzone.h
+++ b/arch/m32r/include/asm/mmzone.h
@@ -14,12 +14,6 @@ extern struct pglist_data *node_data[];
 #define NODE_DATA(nid)          (node_data[nid])
 
 #define node_localnr(pfn, nid)  ((pfn) - NODE_DATA(nid)->node_start_pfn)
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
-#define node_end_pfn(nid)                                               \
-({                                                                      \
-        pg_data_t *__pgdat = NODE_DATA(nid);                            \
-        __pgdat->node_start_pfn + __pgdat->node_spanned_pages - 1;      \
-})
 
 #define pmd_page(pmd)           (pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT))
 /*
@@ -44,7 +38,7 @@ static __inline__ int pfn_to_nid(unsigned long pfn)
         int node;
 
         for (node = 0 ; node < MAX_NUMNODES ; node++)
-                if (pfn >= node_start_pfn(node) && pfn <= node_end_pfn(node))
+                if (pfn >= node_start_pfn(node) && pfn < node_end_pfn(node))
                         break;
 
         return node;
diff --git a/arch/parisc/include/asm/mmzone.h b/arch/parisc/include/asm/mmzone.h
index 9608d2cf214a..e67eb9c3d1bf 100644
--- a/arch/parisc/include/asm/mmzone.h
+++ b/arch/parisc/include/asm/mmzone.h
@@ -14,13 +14,6 @@ extern struct node_map_data node_data[];
 
 #define NODE_DATA(nid)          (&node_data[nid].pg_data)
 
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
-#define node_end_pfn(nid)                                               \
-({                                                                      \
-        pg_data_t *__pgdat = NODE_DATA(nid);                            \
-        __pgdat->node_start_pfn + __pgdat->node_spanned_pages;          \
-})
-
 /* We have these possible memory map layouts:
  * Astro: 0-3.75, 67.75-68, 4-64
  * zx1: 0-1, 257-260, 4-256
diff --git a/arch/powerpc/boot/dts/p1022ds.dts b/arch/powerpc/boot/dts/p1022ds.dts
index 4f685a779f4c..98d9426d4b85 100644
--- a/arch/powerpc/boot/dts/p1022ds.dts
+++ b/arch/powerpc/boot/dts/p1022ds.dts
@@ -209,8 +209,10 @@
                         wm8776:codec@1a {
                                 compatible = "wlf,wm8776";
                                 reg = <0x1a>;
-                                /* MCLK source is a stand-alone oscillator */
-                                clock-frequency = <12288000>;
+                                /*
+                                 * clock-frequency will be set by U-Boot if
+                                 * the clock is enabled.
+                                 */
                         };
                 };
 
@@ -280,7 +282,8 @@
                         codec-handle = <&wm8776>;
                         fsl,playback-dma = <&dma00>;
                         fsl,capture-dma = <&dma01>;
-                        fsl,fifo-depth = <16>;
+                        fsl,fifo-depth = <15>;
+                        fsl,ssi-asynchronous;
                 };
 
                 dma@c300 {
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index c9f212b5f3de..80bc5de7ee1d 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -148,7 +148,6 @@ CONFIG_SCSI_SAS_ATTRS=m
 CONFIG_SCSI_CXGB3_ISCSI=m
 CONFIG_SCSI_CXGB4_ISCSI=m
 CONFIG_SCSI_BNX2_ISCSI=m
-CONFIG_SCSI_BNX2_ISCSI=m
 CONFIG_BE2ISCSI=m
 CONFIG_SCSI_IBMVSCSI=y
 CONFIG_SCSI_IBMVFC=m
diff --git a/arch/powerpc/include/asm/mmzone.h b/arch/powerpc/include/asm/mmzone.h
index fd3fd58bad84..7b589178be46 100644
--- a/arch/powerpc/include/asm/mmzone.h
+++ b/arch/powerpc/include/asm/mmzone.h
@@ -38,13 +38,6 @@ u64 memory_hotplug_max(void);
 #define memory_hotplug_max() memblock_end_of_DRAM()
 #endif
 
-/*
- * Following are macros that each numa implmentation must define.
- */
-
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
-#define node_end_pfn(nid)       (NODE_DATA(nid)->node_end_pfn)
-
 #else
 #define memory_hotplug_max() memblock_end_of_DRAM()
 #endif /* CONFIG_NEED_MULTIPLE_NODES */
diff --git a/arch/powerpc/kernel/rtas-rtc.c b/arch/powerpc/kernel/rtas-rtc.c
index 77578c093dda..c57c19358a26 100644
--- a/arch/powerpc/kernel/rtas-rtc.c
+++ b/arch/powerpc/kernel/rtas-rtc.c
@@ -4,6 +4,7 @@
 #include <linux/init.h>
 #include <linux/rtc.h>
 #include <linux/delay.h>
+#include <linux/ratelimit.h>
 #include <asm/prom.h>
 #include <asm/rtas.h>
 #include <asm/time.h>
@@ -29,9 +30,10 @@ unsigned long __init rtas_get_boot_time(void)
                 }
         } while (wait_time && (get_tb() < max_wait_tb));
 
-        if (error != 0 && printk_ratelimit()) {
-                printk(KERN_WARNING "error: reading the clock failed (%d)\n",
-                        error);
+        if (error != 0) {
+                printk_ratelimited(KERN_WARNING
+                                   "error: reading the clock failed (%d)\n",
+                                   error);
                 return 0;
         }
 
@@ -55,19 +57,21 @@ void rtas_get_rtc_time(struct rtc_time *rtc_tm)
 
                 wait_time = rtas_busy_delay_time(error);
                 if (wait_time) {
-                        if (in_interrupt() && printk_ratelimit()) {
+                        if (in_interrupt()) {
                                 memset(rtc_tm, 0, sizeof(struct rtc_time));
-                                printk(KERN_WARNING "error: reading clock"
-                                       " would delay interrupt\n");
+                                printk_ratelimited(KERN_WARNING
+                                                   "error: reading clock "
+                                                   "would delay interrupt\n");
                                 return; /* delay not allowed */
                         }
                         msleep(wait_time);
                 }
         } while (wait_time && (get_tb() < max_wait_tb));
 
-        if (error != 0 && printk_ratelimit()) {
-                printk(KERN_WARNING "error: reading the clock failed (%d)\n",
-                       error);
+        if (error != 0) {
+                printk_ratelimited(KERN_WARNING
+                                   "error: reading the clock failed (%d)\n",
+                                   error);
                 return;
         }
 
@@ -99,9 +103,10 @@ int rtas_set_rtc_time(struct rtc_time *tm)
                 }
         } while (wait_time && (get_tb() < max_wait_tb));
 
-        if (error != 0 && printk_ratelimit())
-                printk(KERN_WARNING "error: setting the clock failed (%d)\n",
-                       error);
+        if (error != 0)
+                printk_ratelimited(KERN_WARNING
+                                   "error: setting the clock failed (%d)\n",
+                                   error);
 
         return 0;
 }
diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c
index b96a3a010c26..78b76dc54dfb 100644
--- a/arch/powerpc/kernel/signal_32.c
+++ b/arch/powerpc/kernel/signal_32.c
@@ -25,6 +25,7 @@
 #include <linux/errno.h>
 #include <linux/elf.h>
 #include <linux/ptrace.h>
+#include <linux/ratelimit.h>
 #ifdef CONFIG_PPC64
 #include <linux/syscalls.h>
 #include <linux/compat.h>
@@ -892,11 +893,12 @@ badframe:
         printk("badframe in handle_rt_signal, regs=%p frame=%p newsp=%lx\n",
                regs, frame, newsp);
 #endif
-        if (show_unhandled_signals && printk_ratelimit())
-                printk(KERN_INFO "%s[%d]: bad frame in handle_rt_signal32: "
-                        "%p nip %08lx lr %08lx\n",
-                        current->comm, current->pid,
-                        addr, regs->nip, regs->link);
+        if (show_unhandled_signals)
+                printk_ratelimited(KERN_INFO
+                                   "%s[%d]: bad frame in handle_rt_signal32: "
+                                   "%p nip %08lx lr %08lx\n",
+                                   current->comm, current->pid,
+                                   addr, regs->nip, regs->link);
 
         force_sigsegv(sig, current);
         return 0;
@@ -1058,11 +1060,12 @@ long sys_rt_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8,
         return 0;
 
  bad:
-        if (show_unhandled_signals && printk_ratelimit())
-                printk(KERN_INFO "%s[%d]: bad frame in sys_rt_sigreturn: "
-                        "%p nip %08lx lr %08lx\n",
-                        current->comm, current->pid,
-                        rt_sf, regs->nip, regs->link);
+        if (show_unhandled_signals)
+                printk_ratelimited(KERN_INFO
+                                   "%s[%d]: bad frame in sys_rt_sigreturn: "
+                                   "%p nip %08lx lr %08lx\n",
+                                   current->comm, current->pid,
+                                   rt_sf, regs->nip, regs->link);
 
         force_sig(SIGSEGV, current);
         return 0;
@@ -1149,12 +1152,12 @@ int sys_debug_setcontext(struct ucontext __user *ctx,
          * We kill the task with a SIGSEGV in this situation.
          */
         if (do_setcontext(ctx, regs, 1)) {
-                if (show_unhandled_signals && printk_ratelimit())
-                        printk(KERN_INFO "%s[%d]: bad frame in "
-                                "sys_debug_setcontext: %p nip %08lx "
-                                "lr %08lx\n",
-                                current->comm, current->pid,
-                                ctx, regs->nip, regs->link);
+                if (show_unhandled_signals)
+                        printk_ratelimited(KERN_INFO "%s[%d]: bad frame in "
+                                           "sys_debug_setcontext: %p nip %08lx "
+                                           "lr %08lx\n",
+                                           current->comm, current->pid,
+                                           ctx, regs->nip, regs->link);
 
                 force_sig(SIGSEGV, current);
                 goto out;
@@ -1236,11 +1239,12 @@ badframe:
         printk("badframe in handle_signal, regs=%p frame=%p newsp=%lx\n",
                regs, frame, newsp);
 #endif
-        if (show_unhandled_signals && printk_ratelimit())
-                printk(KERN_INFO "%s[%d]: bad frame in handle_signal32: "
-                        "%p nip %08lx lr %08lx\n",
-                        current->comm, current->pid,
-                        frame, regs->nip, regs->link);
+        if (show_unhandled_signals)
+                printk_ratelimited(KERN_INFO
+                                   "%s[%d]: bad frame in handle_signal32: "
+                                   "%p nip %08lx lr %08lx\n",
+                                   current->comm, current->pid,
+                                   frame, regs->nip, regs->link);
 
         force_sigsegv(sig, current);
         return 0;
@@ -1288,11 +1292,12 @@ long sys_sigreturn(int r3, int r4, int r5, int r6, int r7, int r8,
         return 0;
 
 badframe:
-        if (show_unhandled_signals && printk_ratelimit())
-                printk(KERN_INFO "%s[%d]: bad frame in sys_sigreturn: "
-                        "%p nip %08lx lr %08lx\n",
-                        current->comm, current->pid,
-                        addr, regs->nip, regs->link);
+        if (show_unhandled_signals)
+                printk_ratelimited(KERN_INFO
+                                   "%s[%d]: bad frame in sys_sigreturn: "
+                                   "%p nip %08lx lr %08lx\n",
+                                   current->comm, current->pid,
+                                   addr, regs->nip, regs->link);
 
         force_sig(SIGSEGV, current);
         return 0;
diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c
index da989fff19cc..e91c736cc842 100644
--- a/arch/powerpc/kernel/signal_64.c
+++ b/arch/powerpc/kernel/signal_64.c
@@ -24,6 +24,7 @@
 #include <linux/elf.h>
 #include <linux/ptrace.h>
 #include <linux/module.h>
+#include <linux/ratelimit.h>
 
 #include <asm/sigcontext.h>
 #include <asm/ucontext.h>
@@ -380,10 +381,10 @@ badframe:
         printk("badframe in sys_rt_sigreturn, regs=%p uc=%p &uc->uc_mcontext=%p\n",
                regs, uc, &uc->uc_mcontext);
 #endif
-        if (show_unhandled_signals && printk_ratelimit())
-                printk(regs->msr & MSR_64BIT ? fmt64 : fmt32,
-                        current->comm, current->pid, "rt_sigreturn",
-                        (long)uc, regs->nip, regs->link);
+        if (show_unhandled_signals)
+                printk_ratelimited(regs->msr & MSR_64BIT ? fmt64 : fmt32,
+                                   current->comm, current->pid, "rt_sigreturn",
+                                   (long)uc, regs->nip, regs->link);
 
         force_sig(SIGSEGV, current);
         return 0;
@@ -468,10 +469,10 @@ badframe:
         printk("badframe in setup_rt_frame, regs=%p frame=%p newsp=%lx\n",
                regs, frame, newsp);
 #endif
-        if (show_unhandled_signals && printk_ratelimit())
-                printk(regs->msr & MSR_64BIT ? fmt64 : fmt32,
-                        current->comm, current->pid, "setup_rt_frame",
-                        (long)frame, regs->nip, regs->link);
+        if (show_unhandled_signals)
+                printk_ratelimited(regs->msr & MSR_64BIT ? fmt64 : fmt32,
+                                   current->comm, current->pid, "setup_rt_frame",
+                                   (long)frame, regs->nip, regs->link);
 
         force_sigsegv(signr, current);
         return 0;
diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c
index 0ff4ab98d50c..1a0141426cda 100644
--- a/arch/powerpc/kernel/traps.c
+++ b/arch/powerpc/kernel/traps.c
@@ -34,6 +34,7 @@
 #include <linux/bug.h>
 #include <linux/kdebug.h>
 #include <linux/debugfs.h>
+#include <linux/ratelimit.h>
 
 #include <asm/emulated_ops.h>
 #include <asm/pgtable.h>
@@ -197,12 +198,11 @@ void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr)
                 if (die("Exception in kernel mode", regs, signr))
                         return;
         } else if (show_unhandled_signals &&
-                    unhandled_signal(current, signr) &&
-                    printk_ratelimit()) {
-                        printk(regs->msr & MSR_64BIT ? fmt64 : fmt32,
-                                current->comm, current->pid, signr,
-                                addr, regs->nip, regs->link, code);
-                }
+                   unhandled_signal(current, signr)) {
+                printk_ratelimited(regs->msr & MSR_64BIT ? fmt64 : fmt32,
+                                   current->comm, current->pid, signr,
+                                   addr, regs->nip, regs->link, code);
+        }
 
         memset(&info, 0, sizeof(info));
         info.si_signo = signr;
@@ -425,7 +425,7 @@ int machine_check_e500mc(struct pt_regs *regs)
         unsigned long reason = mcsr;
         int recoverable = 1;
 
-        if (reason & MCSR_BUS_RBERR) {
+        if (reason & MCSR_LD) {
                 recoverable = fsl_rio_mcheck_exception(regs);
                 if (recoverable == 1)
                         goto silent_out;
@@ -1342,9 +1342,8 @@ void altivec_assist_exception(struct pt_regs *regs)
         } else {
                 /* didn't recognize the instruction */
                 /* XXX quick hack for now: set the non-Java bit in the VSCR */
-                if (printk_ratelimit())
-                        printk(KERN_ERR "Unrecognized altivec instruction "
-                               "in %s at %lx\n", current->comm, regs->nip);
+                printk_ratelimited(KERN_ERR "Unrecognized altivec instruction "
+                                   "in %s at %lx\n", current->comm, regs->nip);
                 current->thread.vscr.u[3] |= 0x10000;
         }
 }
@@ -1548,9 +1547,8 @@ u32 ppc_warn_emulated;
 
 void ppc_warn_emulated_print(const char *type)
 {
-        if (printk_ratelimit())
-                pr_warning("%s used emulated %s instruction\n", current->comm,
-                           type);
+        pr_warn_ratelimited("%s used emulated %s instruction\n", current->comm,
+                            type);
 }
 
 static int __init ppc_warn_emulated_init(void)
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 54f4fb994e99..ad35f66c69e8 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -31,6 +31,7 @@
 #include <linux/kdebug.h>
 #include <linux/perf_event.h>
 #include <linux/magic.h>
+#include <linux/ratelimit.h>
 
 #include <asm/firmware.h>
 #include <asm/page.h>
@@ -346,11 +347,10 @@ bad_area_nosemaphore:
                 return 0;
         }
 
-        if (is_exec && (error_code & DSISR_PROTFAULT)
-            && printk_ratelimit())
-                printk(KERN_CRIT "kernel tried to execute NX-protected"
-                       " page (%lx) - exploit attempt? (uid: %d)\n",
-                       address, current_uid());
+        if (is_exec && (error_code & DSISR_PROTFAULT))
+                printk_ratelimited(KERN_CRIT "kernel tried to execute NX-protected"
+                                   " page (%lx) - exploit attempt? (uid: %d)\n",
+                                   address, current_uid());
 
         return SIGSEGV;
 
diff --git a/arch/powerpc/platforms/pseries/hotplug-memory.c b/arch/powerpc/platforms/pseries/hotplug-memory.c
index 33867ec4a234..9d6a8effeda2 100644
--- a/arch/powerpc/platforms/pseries/hotplug-memory.c
+++ b/arch/powerpc/platforms/pseries/hotplug-memory.c
@@ -12,6 +12,8 @@
 #include <linux/of.h>
 #include <linux/memblock.h>
 #include <linux/vmalloc.h>
+#include <linux/memory.h>
+
 #include <asm/firmware.h>
 #include <asm/machdep.h>
 #include <asm/pSeries_reconfig.h>
@@ -20,24 +22,25 @@
 static unsigned long get_memblock_size(void)
 {
         struct device_node *np;
-        unsigned int memblock_size = 0;
+        unsigned int memblock_size = MIN_MEMORY_BLOCK_SIZE;
+        struct resource r;
 
         np = of_find_node_by_path("/ibm,dynamic-reconfiguration-memory");
         if (np) {
-                const unsigned long *size;
+                const __be64 *size;
 
                 size = of_get_property(np, "ibm,lmb-size", NULL);
-                memblock_size = size ? *size : 0;
-
+                if (size)
+                        memblock_size = be64_to_cpup(size);
                 of_node_put(np);
-        } else {
+        } else  if (machine_is(pseries)) {
+                /* This fallback really only applies to pseries */
                 unsigned int memzero_size = 0;
-                const unsigned int *regs;
 
                 np = of_find_node_by_path("/memory@0");
                 if (np) {
-                        regs = of_get_property(np, "reg", NULL);
-                        memzero_size = regs ? regs[3] : 0;
+                        if (!of_address_to_resource(np, 0, &r))
+                                memzero_size = resource_size(&r);
                         of_node_put(np);
                 }
 
@@ -50,16 +53,21 @@ static unsigned long get_memblock_size(void)
                         sprintf(buf, "/memory@%x", memzero_size);
                         np = of_find_node_by_path(buf);
                         if (np) {
-                                regs = of_get_property(np, "reg", NULL);
-                                memblock_size = regs ? regs[3] : 0;
+                                if (!of_address_to_resource(np, 0, &r))
+                                        memblock_size = resource_size(&r);
                                 of_node_put(np);
                         }
                 }
         }
-
         return memblock_size;
 }
 
+/* WARNING: This is going to override the generic definition whenever
+ * pseries is built-in regardless of what platform is active at boot
+ * time. This is fine for now as this is the only "option" and it
+ * should work everywhere. If not, we'll have to turn this into a
+ * ppc_md. callback
+ */
 unsigned long memory_block_size_bytes(void)
 {
         return get_memblock_size();
diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index 5b206a2fe17c..b3fd081d56f5 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -283,23 +283,24 @@ static void __iomem *rio_regs_win;
 #ifdef CONFIG_E500
 int fsl_rio_mcheck_exception(struct pt_regs *regs)
 {
-        const struct exception_table_entry *entry = NULL;
-        unsigned long reason = mfspr(SPRN_MCSR);
-
-        if (reason & MCSR_BUS_RBERR) {
-                reason = in_be32((u32 *)(rio_regs_win + RIO_LTLEDCSR));
-                if (reason & (RIO_LTLEDCSR_IER | RIO_LTLEDCSR_PRT)) {
-                        /* Check if we are prepared to handle this fault */
-                        entry = search_exception_tables(regs->nip);
-                        if (entry) {
-                                pr_debug("RIO: %s - MC Exception handled\n",
-                                         __func__);
-                                out_be32((u32 *)(rio_regs_win + RIO_LTLEDCSR),
-                                         0);
-                                regs->msr |= MSR_RI;
-                                regs->nip = entry->fixup;
-                                return 1;
-                        }
+        const struct exception_table_entry *entry;
+        unsigned long reason;
+
+        if (!rio_regs_win)
+                return 0;
+
+        reason = in_be32((u32 *)(rio_regs_win + RIO_LTLEDCSR));
+        if (reason & (RIO_LTLEDCSR_IER | RIO_LTLEDCSR_PRT)) {
+                /* Check if we are prepared to handle this fault */
+                entry = search_exception_tables(regs->nip);
+                if (entry) {
+                        pr_debug("RIO: %s - MC Exception handled\n",
+                                 __func__);
+                        out_be32((u32 *)(rio_regs_win + RIO_LTLEDCSR),
+                                 0);
+                        regs->msr |= MSR_RI;
+                        regs->nip = entry->fixup;
+                        return 1;
                 }
         }
 
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 3a8de5bb628a..58d7a534f877 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -29,6 +29,7 @@
 #include <linux/pci.h>
 #include <linux/slab.h>
 #include <linux/syscore_ops.h>
+#include <linux/ratelimit.h>
 
 #include <asm/ptrace.h>
 #include <asm/signal.h>
@@ -1648,9 +1649,8 @@ static unsigned int _mpic_get_one_irq(struct mpic *mpic, int reg)
                 return NO_IRQ;
         }
         if (unlikely(mpic->protected && test_bit(src, mpic->protected))) {
-                if (printk_ratelimit())
-                        printk(KERN_WARNING "%s: Got protected source %d !\n",
-                               mpic->name, (int)src);
+                printk_ratelimited(KERN_WARNING "%s: Got protected source %d !\n",
+                                   mpic->name, (int)src);
                 mpic_eoi(mpic);
                 return NO_IRQ;
         }
@@ -1688,9 +1688,8 @@ unsigned int mpic_get_coreint_irq(void)
                 return NO_IRQ;
         }
         if (unlikely(mpic->protected && test_bit(src, mpic->protected))) {
-                if (printk_ratelimit())
-                        printk(KERN_WARNING "%s: Got protected source %d !\n",
-                               mpic->name, (int)src);
+                printk_ratelimited(KERN_WARNING "%s: Got protected source %d !\n",
+                                   mpic->name, (int)src);
                 return NO_IRQ;
         }
 
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 90d77bd078f5..c03fef7a9c22 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -579,6 +579,7 @@ config S390_GUEST
         def_bool y
         prompt "s390 guest support for KVM (EXPERIMENTAL)"
         depends on 64BIT && EXPERIMENTAL
+        select VIRTUALIZATION
         select VIRTIO
         select VIRTIO_RING
         select VIRTIO_CONSOLE
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 52420d2785b3..1d55c95f617c 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -262,7 +262,7 @@ void smp_ctl_set_bit(int cr, int bit)
 
         memset(&parms.orvals, 0, sizeof(parms.orvals));
         memset(&parms.andvals, 0xff, sizeof(parms.andvals));
-        parms.orvals[cr] = 1 << bit;
+        parms.orvals[cr] = 1UL << bit;
         on_each_cpu(smp_ctl_bit_callback, &parms, 1);
 }
 EXPORT_SYMBOL(smp_ctl_set_bit);
@@ -276,7 +276,7 @@ void smp_ctl_clear_bit(int cr, int bit)
 
         memset(&parms.orvals, 0, sizeof(parms.orvals));
         memset(&parms.andvals, 0xff, sizeof(parms.andvals));
-        parms.andvals[cr] = ~(1L << bit);
+        parms.andvals[cr] = ~(1UL << bit);
         on_each_cpu(smp_ctl_bit_callback, &parms, 1);
 }
 EXPORT_SYMBOL(smp_ctl_clear_bit);
diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c
index 5995e9bc72d9..0e358c2cffeb 100644
--- a/arch/s390/oprofile/init.c
+++ b/arch/s390/oprofile/init.c
@@ -25,7 +25,7 @@ extern void s390_backtrace(struct pt_regs * const regs, unsigned int depth);
 
 #include "hwsampler.h"
 
-#define DEFAULT_INTERVAL        4096
+#define DEFAULT_INTERVAL        4127518
 
 #define DEFAULT_SDBT_BLOCKS     1
 #define DEFAULT_SDB_BLOCKS      511
@@ -151,6 +151,12 @@ static int oprofile_hwsampler_init(struct oprofile_operations *ops)
         if (oprofile_max_interval == 0)
                 return -ENODEV;
 
+        /* The initial value should be sane */
+        if (oprofile_hw_interval < oprofile_min_interval)
+                oprofile_hw_interval = oprofile_min_interval;
+        if (oprofile_hw_interval > oprofile_max_interval)
+                oprofile_hw_interval = oprofile_max_interval;
+
         if (oprofile_timer_init(ops))
                 return -ENODEV;
 
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index f03338c2f088..bbdeb48bbf8e 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -348,6 +348,7 @@ config CPU_SUBTYPE_SH7720
         select SYS_SUPPORTS_CMT
         select ARCH_WANT_OPTIONAL_GPIOLIB
         select USB_ARCH_HAS_OHCI
+        select USB_OHCI_SH if USB_OHCI_HCD
         help
           Select SH7720 if you have a SH3-DSP SH7720 CPU.
 
@@ -357,6 +358,7 @@ config CPU_SUBTYPE_SH7721
         select CPU_HAS_DSP
         select SYS_SUPPORTS_CMT
         select USB_ARCH_HAS_OHCI
+        select USB_OHCI_SH if USB_OHCI_HCD
         help
           Select SH7721 if you have a SH3-DSP SH7721 CPU.
 
@@ -440,6 +442,7 @@ config CPU_SUBTYPE_SH7763
         bool "Support SH7763 processor"
         select CPU_SH4A
         select USB_ARCH_HAS_OHCI
+        select USB_OHCI_SH if USB_OHCI_HCD
         help
           Select SH7763 if you have a SH4A SH7763(R5S77631) CPU.
 
@@ -467,7 +470,9 @@ config CPU_SUBTYPE_SH7786
         select GENERIC_CLOCKEVENTS_BROADCAST if SMP
         select ARCH_WANT_OPTIONAL_GPIOLIB
         select USB_ARCH_HAS_OHCI
+        select USB_OHCI_SH if USB_OHCI_HCD
         select USB_ARCH_HAS_EHCI
+        select USB_EHCI_SH if USB_EHCI_HCD
 
 config CPU_SUBTYPE_SHX3
         bool "Support SH-X3 processor"
diff --git a/arch/sh/configs/sh7757lcr_defconfig b/arch/sh/configs/sh7757lcr_defconfig
index 33ddb130a7c8..cfde98ddb29d 100644
--- a/arch/sh/configs/sh7757lcr_defconfig
+++ b/arch/sh/configs/sh7757lcr_defconfig
@@ -9,7 +9,6 @@ CONFIG_TASK_XACCT=y
 CONFIG_TASK_IO_ACCOUNTING=y
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_BLK_DEV_INITRD=y
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
 # CONFIG_SYSCTL_SYSCALL is not set
 CONFIG_KALLSYMS_ALL=y
 CONFIG_SLAB=y
@@ -39,8 +38,6 @@ CONFIG_IPV6=y
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 # CONFIG_FW_LOADER is not set
 CONFIG_MTD=y
-CONFIG_MTD_CONCAT=y
-CONFIG_MTD_PARTITIONS=y
 CONFIG_MTD_CHAR=y
 CONFIG_MTD_BLOCK=y
 CONFIG_MTD_M25P80=y
@@ -56,18 +53,19 @@ CONFIG_SH_ETH=y
 # CONFIG_KEYBOARD_ATKBD is not set
 # CONFIG_MOUSE_PS2 is not set
 # CONFIG_SERIO is not set
+# CONFIG_LEGACY_PTYS is not set
 CONFIG_SERIAL_SH_SCI=y
 CONFIG_SERIAL_SH_SCI_NR_UARTS=3
 CONFIG_SERIAL_SH_SCI_CONSOLE=y
-# CONFIG_LEGACY_PTYS is not set
 # CONFIG_HW_RANDOM is not set
 CONFIG_SPI=y
 CONFIG_SPI_SH=y
 # CONFIG_HWMON is not set
-CONFIG_MFD_SH_MOBILE_SDHI=y
 CONFIG_USB=y
 CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_SH=y
 CONFIG_USB_OHCI_HCD=y
+CONFIG_USB_OHCI_SH=y
 CONFIG_USB_STORAGE=y
 CONFIG_MMC=y
 CONFIG_MMC_SDHI=y
diff --git a/arch/sh/include/asm/mmzone.h b/arch/sh/include/asm/mmzone.h
index 8887baff5eff..15a8496960e6 100644
--- a/arch/sh/include/asm/mmzone.h
+++ b/arch/sh/include/asm/mmzone.h
@@ -9,10 +9,6 @@
 extern struct pglist_data *node_data[];
 #define NODE_DATA(nid)          (node_data[nid])
 
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
-#define node_end_pfn(nid)       (NODE_DATA(nid)->node_start_pfn + \
-                                 NODE_DATA(nid)->node_spanned_pages)
-
 static inline int pfn_to_nid(unsigned long pfn)
 {
         int nid;
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
index 423dabf542d3..e915deafac89 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7757.c
@@ -183,7 +183,7 @@ static const struct sh_dmae_slave_config sh7757_dmae1_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_SCIF2_RX,
                 .addr           = 0x1f4b0014,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x22,
         },
@@ -197,7 +197,7 @@ static const struct sh_dmae_slave_config sh7757_dmae1_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_SCIF3_RX,
                 .addr           = 0x1f4c0014,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x2a,
         },
@@ -211,7 +211,7 @@ static const struct sh_dmae_slave_config sh7757_dmae1_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_SCIF4_RX,
                 .addr           = 0x1f4d0014,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x42,
         },
@@ -228,7 +228,7 @@ static const struct sh_dmae_slave_config sh7757_dmae2_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_RIIC0_RX,
                 .addr           = 0x1e500013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x22,
         },
@@ -242,7 +242,7 @@ static const struct sh_dmae_slave_config sh7757_dmae2_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_RIIC1_RX,
                 .addr           = 0x1e510013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x2a,
         },
@@ -256,7 +256,7 @@ static const struct sh_dmae_slave_config sh7757_dmae2_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_RIIC2_RX,
                 .addr           = 0x1e520013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0xa2,
         },
@@ -265,12 +265,12 @@ static const struct sh_dmae_slave_config sh7757_dmae2_slaves[] = {
                 .addr           = 0x1e530012,
                 .chcr           = SM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
-                .mid_rid        = 0xab,
+                .mid_rid        = 0xa9,
         },
         {
                 .slave_id       = SHDMA_SLAVE_RIIC3_RX,
                 .addr           = 0x1e530013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0xaf,
         },
@@ -279,14 +279,14 @@ static const struct sh_dmae_slave_config sh7757_dmae2_slaves[] = {
                 .addr           = 0x1e540012,
                 .chcr           = SM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
-                .mid_rid        = 0xc1,
+                .mid_rid        = 0xc5,
         },
         {
                 .slave_id       = SHDMA_SLAVE_RIIC4_RX,
                 .addr           = 0x1e540013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
-                .mid_rid        = 0xc2,
+                .mid_rid        = 0xc6,
         },
 };
 
@@ -301,7 +301,7 @@ static const struct sh_dmae_slave_config sh7757_dmae3_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_RIIC5_RX,
                 .addr           = 0x1e550013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x22,
         },
@@ -315,7 +315,7 @@ static const struct sh_dmae_slave_config sh7757_dmae3_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_RIIC6_RX,
                 .addr           = 0x1e560013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x2a,
         },
@@ -329,7 +329,7 @@ static const struct sh_dmae_slave_config sh7757_dmae3_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_RIIC7_RX,
                 .addr           = 0x1e570013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x42,
         },
@@ -343,7 +343,7 @@ static const struct sh_dmae_slave_config sh7757_dmae3_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_RIIC8_RX,
                 .addr           = 0x1e580013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x46,
         },
@@ -357,7 +357,7 @@ static const struct sh_dmae_slave_config sh7757_dmae3_slaves[] = {
         {
                 .slave_id       = SHDMA_SLAVE_RIIC9_RX,
                 .addr           = 0x1e590013,
-                .chcr           = SM_INC | 0x800 | 0x40000000 |
+                .chcr           = DM_INC | 0x800 | 0x40000000 |
                                   TS_INDEX2VAL(XMIT_SZ_8BIT),
                 .mid_rid        = 0x52,
         },
@@ -659,6 +659,54 @@ static struct platform_device spi0_device = {
         .resource       = spi0_resources,
 };
 
+static struct resource usb_ehci_resources[] = {
+        [0] = {
+                .start  = 0xfe4f1000,
+                .end    = 0xfe4f10ff,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = 57,
+                .end    = 57,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device usb_ehci_device = {
+        .name           = "sh_ehci",
+        .id             = -1,
+        .dev = {
+                .dma_mask = &usb_ehci_device.dev.coherent_dma_mask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+        },
+        .num_resources  = ARRAY_SIZE(usb_ehci_resources),
+        .resource       = usb_ehci_resources,
+};
+
+static struct resource usb_ohci_resources[] = {
+        [0] = {
+                .start  = 0xfe4f1800,
+                .end    = 0xfe4f18ff,
+                .flags  = IORESOURCE_MEM,
+        },
+        [1] = {
+                .start  = 57,
+                .end    = 57,
+                .flags  = IORESOURCE_IRQ,
+        },
+};
+
+static struct platform_device usb_ohci_device = {
+        .name           = "sh_ohci",
+        .id             = -1,
+        .dev = {
+                .dma_mask = &usb_ohci_device.dev.coherent_dma_mask,
+                .coherent_dma_mask = DMA_BIT_MASK(32),
+        },
+        .num_resources  = ARRAY_SIZE(usb_ohci_resources),
+        .resource       = usb_ohci_resources,
+};
+
 static struct platform_device *sh7757_devices[] __initdata = {
         &scif2_device,
         &scif3_device,
@@ -670,6 +718,8 @@ static struct platform_device *sh7757_devices[] __initdata = {
         &dma2_device,
         &dma3_device,
         &spi0_device,
+        &usb_ehci_device,
+        &usb_ohci_device,
 };
 
 static int __init sh7757_devices_setup(void)
@@ -1039,13 +1089,13 @@ static DECLARE_INTC_DESC(intc_desc, "sh7757", vectors, groups,
 
 /* Support for external interrupt pins in IRQ mode */
 static struct intc_vect vectors_irq0123[] __initdata = {
-        INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280),
-        INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300),
+        INTC_VECT(IRQ0, 0x200), INTC_VECT(IRQ1, 0x240),
+        INTC_VECT(IRQ2, 0x280), INTC_VECT(IRQ3, 0x2c0),
 };
 
 static struct intc_vect vectors_irq4567[] __initdata = {
-        INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380),
-        INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200),
+        INTC_VECT(IRQ4, 0x300), INTC_VECT(IRQ5, 0x340),
+        INTC_VECT(IRQ6, 0x380), INTC_VECT(IRQ7, 0x3c0),
 };
 
 static struct intc_sense_reg sense_registers[] __initdata = {
@@ -1079,14 +1129,14 @@ static struct intc_vect vectors_irl0123[] __initdata = {
 };
 
 static struct intc_vect vectors_irl4567[] __initdata = {
-        INTC_VECT(IRL4_LLLL, 0xb00), INTC_VECT(IRL4_LLLH, 0xb20),
-        INTC_VECT(IRL4_LLHL, 0xb40), INTC_VECT(IRL4_LLHH, 0xb60),
-        INTC_VECT(IRL4_LHLL, 0xb80), INTC_VECT(IRL4_LHLH, 0xba0),
-        INTC_VECT(IRL4_LHHL, 0xbc0), INTC_VECT(IRL4_LHHH, 0xbe0),
-        INTC_VECT(IRL4_HLLL, 0xc00), INTC_VECT(IRL4_HLLH, 0xc20),
-        INTC_VECT(IRL4_HLHL, 0xc40), INTC_VECT(IRL4_HLHH, 0xc60),
-        INTC_VECT(IRL4_HHLL, 0xc80), INTC_VECT(IRL4_HHLH, 0xca0),
-        INTC_VECT(IRL4_HHHL, 0xcc0),
+        INTC_VECT(IRL4_LLLL, 0x200), INTC_VECT(IRL4_LLLH, 0x220),
+        INTC_VECT(IRL4_LLHL, 0x240), INTC_VECT(IRL4_LLHH, 0x260),
+        INTC_VECT(IRL4_LHLL, 0x280), INTC_VECT(IRL4_LHLH, 0x2a0),
+        INTC_VECT(IRL4_LHHL, 0x2c0), INTC_VECT(IRL4_LHHH, 0x2e0),
+        INTC_VECT(IRL4_HLLL, 0x300), INTC_VECT(IRL4_HLLH, 0x320),
+        INTC_VECT(IRL4_HLHL, 0x340), INTC_VECT(IRL4_HLHH, 0x360),
+        INTC_VECT(IRL4_HHLL, 0x380), INTC_VECT(IRL4_HHLH, 0x3a0),
+        INTC_VECT(IRL4_HHHL, 0x3c0),
 };
 
 static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7757-irl0123", vectors_irl0123,
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 91971103b62b..a3ee91971129 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -13,6 +13,7 @@
 #include <linux/seq_file.h>
 #include <linux/ftrace.h>
 #include <linux/delay.h>
+#include <linux/ratelimit.h>
 #include <asm/processor.h>
 #include <asm/machvec.h>
 #include <asm/uaccess.h>
@@ -268,9 +269,8 @@ void migrate_irqs(void)
                         unsigned int newcpu = cpumask_any_and(data->affinity,
                                                               cpu_online_mask);
                         if (newcpu >= nr_cpu_ids) {
-                                if (printk_ratelimit())
-                                        printk(KERN_INFO "IRQ%u no longer affine to CPU%u\n",
-                                               irq, cpu);
+                                pr_info_ratelimited("IRQ%u no longer affine to CPU%u\n",
+                                                    irq, cpu);
 
                                 cpumask_setall(data->affinity);
                                 newcpu = cpumask_any_and(data->affinity,
diff --git a/arch/sh/mm/alignment.c b/arch/sh/mm/alignment.c
index b2595b8548ee..620fa7ff9eec 100644
--- a/arch/sh/mm/alignment.c
+++ b/arch/sh/mm/alignment.c
@@ -13,6 +13,7 @@
 #include <linux/seq_file.h>
 #include <linux/proc_fs.h>
 #include <linux/uaccess.h>
+#include <linux/ratelimit.h>
 #include <asm/alignment.h>
 #include <asm/processor.h>
 
@@ -95,13 +96,13 @@ int set_unalign_ctl(struct task_struct *tsk, unsigned int val)
 void unaligned_fixups_notify(struct task_struct *tsk, insn_size_t insn,
                              struct pt_regs *regs)
 {
-        if (user_mode(regs) && (se_usermode & UM_WARN) && printk_ratelimit())
-                pr_notice("Fixing up unaligned userspace access "
+        if (user_mode(regs) && (se_usermode & UM_WARN))
+                pr_notice_ratelimited("Fixing up unaligned userspace access "
                           "in \"%s\" pid=%d pc=0x%p ins=0x%04hx\n",
                           tsk->comm, task_pid_nr(tsk),
                           (void *)instruction_pointer(regs), insn);
-        else if (se_kernmode_warn && printk_ratelimit())
-                pr_notice("Fixing up unaligned kernel access "
+        else if (se_kernmode_warn)
+                pr_notice_ratelimited("Fixing up unaligned kernel access "
                           "in \"%s\" pid=%d pc=0x%p ins=0x%04hx\n",
                           tsk->comm, task_pid_nr(tsk),
                           (void *)instruction_pointer(regs), insn);
diff --git a/arch/sparc/include/asm/mmzone.h b/arch/sparc/include/asm/mmzone.h
index e8c648741ed4..99d9b9f577bf 100644
--- a/arch/sparc/include/asm/mmzone.h
+++ b/arch/sparc/include/asm/mmzone.h
@@ -8,8 +8,6 @@
 extern struct pglist_data *node_data[];
 
 #define NODE_DATA(nid)          (node_data[nid])
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
-#define node_end_pfn(nid)       (NODE_DATA(nid)->node_end_pfn)
 
 extern int numa_cpu_lookup_table[];
 extern cpumask_t numa_cpumask_lookup_table[];
diff --git a/arch/tile/include/asm/mmzone.h b/arch/tile/include/asm/mmzone.h
index c6344c4f32ac..9d3dbce8f953 100644
--- a/arch/tile/include/asm/mmzone.h
+++ b/arch/tile/include/asm/mmzone.h
@@ -40,17 +40,6 @@ static inline int pfn_to_nid(unsigned long pfn)
         return highbits_to_node[__pfn_to_highbits(pfn)];
 }
 
-/*
- * Following are macros that each numa implmentation must define.
- */
-
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
-#define node_end_pfn(nid)                                               \
-({                                                                      \
-        pg_data_t *__pgdat = NODE_DATA(nid);                            \
-        __pgdat->node_start_pfn + __pgdat->node_spanned_pages;          \
-})
-
 #define kern_addr_valid(kaddr)  virt_addr_valid((void *)kaddr)
 
 static inline int pfn_valid(int pfn)
diff --git a/arch/um/include/asm/percpu.h b/arch/um/include/asm/percpu.h
new file mode 100644
index 000000000000..efe7508d8abd
--- /dev/null
+++ b/arch/um/include/asm/percpu.h
@@ -0,0 +1,6 @@
+#ifndef __UM_PERCPU_H
+#define __UM_PERCPU_H
+
+#include <asm-generic/percpu.h>
+
+#endif /* __UM_PERCPU_H */
diff --git a/arch/x86/include/asm/apb_timer.h b/arch/x86/include/asm/apb_timer.h
index 2fefa501d3ba..af60d8a2e288 100644
--- a/arch/x86/include/asm/apb_timer.h
+++ b/arch/x86/include/asm/apb_timer.h
@@ -62,7 +62,7 @@ extern int sfi_mtimer_num;
 #else /* CONFIG_APB_TIMER */
 
 static inline unsigned long apbt_quick_calibrate(void) {return 0; }
-static inline void apbt_time_init(void) {return 0; }
+static inline void apbt_time_init(void) { }
 
 #endif
 #endif /* ASM_X86_APBT_H */
diff --git a/arch/x86/include/asm/mmzone_32.h b/arch/x86/include/asm/mmzone_32.h
index 5e83a416eca8..ffa037f28d39 100644
--- a/arch/x86/include/asm/mmzone_32.h
+++ b/arch/x86/include/asm/mmzone_32.h
@@ -48,17 +48,6 @@ static inline int pfn_to_nid(unsigned long pfn)
 #endif
 }
 
-/*
- * Following are macros that each numa implmentation must define.
- */
-
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
-#define node_end_pfn(nid)                                               \
-({                                                                      \
-        pg_data_t *__pgdat = NODE_DATA(nid);                            \
-        __pgdat->node_start_pfn + __pgdat->node_spanned_pages;          \
-})
-
 static inline int pfn_valid(int pfn)
 {
         int nid = pfn_to_nid(pfn);
@@ -68,6 +57,8 @@ static inline int pfn_valid(int pfn)
         return 0;
 }
 
+#define early_pfn_valid(pfn)    pfn_valid((pfn))
+
 #endif /* CONFIG_DISCONTIGMEM */
 
 #ifdef CONFIG_NEED_MULTIPLE_NODES
diff --git a/arch/x86/include/asm/mmzone_64.h b/arch/x86/include/asm/mmzone_64.h
index b3f88d7867c7..129d9aa3ceb3 100644
--- a/arch/x86/include/asm/mmzone_64.h
+++ b/arch/x86/include/asm/mmzone_64.h
@@ -13,8 +13,5 @@ extern struct pglist_data *node_data[];
 
 #define NODE_DATA(nid)          (node_data[nid])
 
-#define node_start_pfn(nid)     (NODE_DATA(nid)->node_start_pfn)
-#define node_end_pfn(nid)       (NODE_DATA(nid)->node_start_pfn +       \
-                                 NODE_DATA(nid)->node_spanned_pages)
 #endif
 #endif /* _ASM_X86_MMZONE_64_H */
diff --git a/arch/x86/kernel/acpi/realmode/wakeup.S b/arch/x86/kernel/acpi/realmode/wakeup.S
index ead21b663117..b4fd836e4053 100644
--- a/arch/x86/kernel/acpi/realmode/wakeup.S
+++ b/arch/x86/kernel/acpi/realmode/wakeup.S
@@ -28,6 +28,8 @@ pmode_cr3:	.long	0	/* Saved %cr3 */
 pmode_cr4:      .long   0       /* Saved %cr4 */
 pmode_efer:     .quad   0       /* Saved EFER */
 pmode_gdt:      .quad   0
+pmode_misc_en:  .quad   0       /* Saved MISC_ENABLE MSR */
+pmode_behavior: .long   0       /* Wakeup behavior flags */
 realmode_flags: .long   0
 real_magic:     .long   0
 trampoline_segment:     .word 0
@@ -91,6 +93,18 @@ wakeup_code:
         /* Call the C code */
         calll   main
 
+        /* Restore MISC_ENABLE before entering protected mode, in case
+           BIOS decided to clear XD_DISABLE during S3. */
+        movl    pmode_behavior, %eax
+        btl     $WAKEUP_BEHAVIOR_RESTORE_MISC_ENABLE, %eax
+        jnc     1f
+
+        movl    pmode_misc_en, %eax
+        movl    pmode_misc_en + 4, %edx
+        movl    $MSR_IA32_MISC_ENABLE, %ecx
+        wrmsr
+1:
+
         /* Do any other stuff... */
 
 #ifndef CONFIG_64BIT
diff --git a/arch/x86/kernel/acpi/realmode/wakeup.h b/arch/x86/kernel/acpi/realmode/wakeup.h
index e1828c07e79c..97a29e1430e3 100644
--- a/arch/x86/kernel/acpi/realmode/wakeup.h
+++ b/arch/x86/kernel/acpi/realmode/wakeup.h
@@ -21,6 +21,9 @@ struct wakeup_header {
         u32 pmode_efer_low;     /* Protected mode EFER */
         u32 pmode_efer_high;
         u64 pmode_gdt;
+        u32 pmode_misc_en_low;  /* Protected mode MISC_ENABLE */
+        u32 pmode_misc_en_high;
+        u32 pmode_behavior;     /* Wakeup routine behavior flags */
         u32 realmode_flags;
         u32 real_magic;
         u16 trampoline_segment; /* segment with trampoline code, 64-bit only */
@@ -39,4 +42,7 @@ extern struct wakeup_header wakeup_header;
 #define WAKEUP_HEADER_SIGNATURE 0x51ee1111
 #define WAKEUP_END_SIGNATURE    0x65a22c82
 
+/* Wakeup behavior bits */
+#define WAKEUP_BEHAVIOR_RESTORE_MISC_ENABLE     0
+
 #endif /* ARCH_X86_KERNEL_ACPI_RM_WAKEUP_H */
diff --git a/arch/x86/kernel/acpi/sleep.c b/arch/x86/kernel/acpi/sleep.c
index 18a857ba7a25..103b6ab368d3 100644
--- a/arch/x86/kernel/acpi/sleep.c
+++ b/arch/x86/kernel/acpi/sleep.c
@@ -77,6 +77,12 @@ int acpi_suspend_lowlevel(void)
 
         header->pmode_cr0 = read_cr0();
         header->pmode_cr4 = read_cr4_safe();
+        header->pmode_behavior = 0;
+        if (!rdmsr_safe(MSR_IA32_MISC_ENABLE,
+                        &header->pmode_misc_en_low,
+                        &header->pmode_misc_en_high))
+                header->pmode_behavior |=
+                        (1 << WAKEUP_BEHAVIOR_RESTORE_MISC_ENABLE);
         header->realmode_flags = acpi_realmode_flags;
         header->real_magic = 0x12345678;
 
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 0c016f727695..4f0d46fefa7f 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -294,6 +294,14 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = {
                         DMI_MATCH(DMI_BOARD_NAME, "VersaLogic Menlow board"),
                 },
         },
+        { /* Handle reboot issue on Acer Aspire one */
+                .callback = set_bios_reboot,
+                .ident = "Acer Aspire One A110",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "AOA110"),
+                },
+        },
         { }
 };
 
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 6df88c7885c0..adc98675cda0 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -3372,7 +3372,7 @@ x86_decode_insn(struct x86_emulate_ctxt *ctxt, void *insn, int insn_len)
         int def_op_bytes, def_ad_bytes, goffset, simd_prefix;
         bool op_prefix = false;
         struct opcode opcode;
-        struct operand memop = { .type = OP_NONE };
+        struct operand memop = { .type = OP_NONE }, *memopp = NULL;
 
         c->eip = ctxt->eip;
         c->fetch.start = c->eip;
@@ -3547,9 +3547,6 @@ done_prefixes:
         if (memop.type == OP_MEM && c->ad_bytes != 8)
                 memop.addr.mem.ea = (u32)memop.addr.mem.ea;
 
-        if (memop.type == OP_MEM && c->rip_relative)
-                memop.addr.mem.ea += c->eip;
-
         /*
          * Decode and fetch the source operand: register, memory
          * or immediate.
@@ -3571,6 +3568,7 @@ done_prefixes:
                                                            c->op_bytes;
         srcmem_common:
                 c->src = memop;
+                memopp = &c->src;
                 break;
         case SrcImmU16:
                 rc = decode_imm(ctxt, &c->src, 2, false);
@@ -3667,6 +3665,7 @@ done_prefixes:
         case DstMem:
         case DstMem64:
                 c->dst = memop;
+                memopp = &c->dst;
                 if ((c->d & DstMask) == DstMem64)
                         c->dst.bytes = 8;
                 else
@@ -3700,10 +3699,13 @@ done_prefixes:
                 /* Special instructions do their own operand decoding. */
         default:
                 c->dst.type = OP_NONE; /* Disable writeback. */
-                return 0;
+                break;
         }
 
 done:
+        if (memopp && memopp->type == OP_MEM && c->rip_relative)
+                memopp->addr.mem.ea += c->eip;
+
         return (rc == X86EMUL_UNHANDLEABLE) ? EMULATION_FAILED : EMULATION_OK;
 }
 
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index d865c4aeec55..bbaaa005bf0e 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -28,6 +28,7 @@
 #include <linux/poison.h>
 #include <linux/dma-mapping.h>
 #include <linux/module.h>
+#include <linux/memory.h>
 #include <linux/memory_hotplug.h>
 #include <linux/nmi.h>
 #include <linux/gfp.h>
@@ -895,8 +896,6 @@ const char *arch_vma_name(struct vm_area_struct *vma)
 }
 
 #ifdef CONFIG_X86_UV
-#define MIN_MEMORY_BLOCK_SIZE   (1 << SECTION_SIZE_BITS)
-
 unsigned long memory_block_size_bytes(void)
 {
         if (is_uv_system()) {
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index cf9750004a08..68894fdc034b 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -112,8 +112,10 @@ static void nmi_cpu_start(void *dummy)
 static int nmi_start(void)
 {
         get_online_cpus();
-        on_each_cpu(nmi_cpu_start, NULL, 1);
         ctr_running = 1;
+        /* make ctr_running visible to the nmi handler: */
+        smp_mb();
+        on_each_cpu(nmi_cpu_start, NULL, 1);
         put_online_cpus();
         return 0;
 }
@@ -504,15 +506,18 @@ static int nmi_setup(void)
 
         nmi_enabled = 0;
         ctr_running = 0;
-        barrier();
+        /* make variables visible to the nmi handler: */
+        smp_mb();
         err = register_die_notifier(&profile_exceptions_nb);
         if (err)
                 goto fail;
 
         get_online_cpus();
         register_cpu_notifier(&oprofile_cpu_nb);
-        on_each_cpu(nmi_cpu_setup, NULL, 1);
         nmi_enabled = 1;
+        /* make nmi_enabled visible to the nmi handler: */
+        smp_mb();
+        on_each_cpu(nmi_cpu_setup, NULL, 1);
         put_online_cpus();
 
         return 0;
@@ -531,7 +536,8 @@ static void nmi_shutdown(void)
         nmi_enabled = 0;
         ctr_running = 0;
         put_online_cpus();
-        barrier();
+        /* make variables visible to the nmi handler: */
+        smp_mb();
         unregister_die_notifier(&profile_exceptions_nb);
         msrs = &get_cpu_var(cpu_msrs);
         model->shutdown(msrs);
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index 0972315c3860..68c3c1395202 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -188,7 +188,7 @@ static bool resource_contains(struct resource *res, resource_size_t point)
         return false;
 }
 
-static void coalesce_windows(struct pci_root_info *info, int type)
+static void coalesce_windows(struct pci_root_info *info, unsigned long type)
 {
         int i, j;
         struct resource *res1, *res2;
diff --git a/arch/x86/pci/xen.c b/arch/x86/pci/xen.c
index 8214724ce54d..f567965c0620 100644
--- a/arch/x86/pci/xen.c
+++ b/arch/x86/pci/xen.c
@@ -327,7 +327,7 @@ int __init pci_xen_hvm_init(void)
 }
 
 #ifdef CONFIG_XEN_DOM0
-static int xen_register_pirq(u32 gsi, int triggering)
+static int xen_register_pirq(u32 gsi, int gsi_override, int triggering)
 {
         int rc, pirq, irq = -1;
         struct physdev_map_pirq map_irq;
@@ -344,16 +344,18 @@ static int xen_register_pirq(u32 gsi, int triggering)
                 shareable = 1;
                 name = "ioapic-level";
         }
-
         pirq = xen_allocate_pirq_gsi(gsi);
         if (pirq < 0)
                 goto out;
 
-        irq = xen_bind_pirq_gsi_to_irq(gsi, pirq, shareable, name);
+        if (gsi_override >= 0)
+                irq = xen_bind_pirq_gsi_to_irq(gsi_override, pirq, shareable, name);
+        else
+                irq = xen_bind_pirq_gsi_to_irq(gsi, pirq, shareable, name);
         if (irq < 0)
                 goto out;
 
-        printk(KERN_DEBUG "xen: --> pirq=%d -> irq=%d\n", pirq, irq);
+        printk(KERN_DEBUG "xen: --> pirq=%d -> irq=%d (gsi=%d)\n", pirq, irq, gsi);
 
         map_irq.domid = DOMID_SELF;
         map_irq.type = MAP_PIRQ_TYPE_GSI;
@@ -370,7 +372,7 @@ out:
         return irq;
 }
 
-static int xen_register_gsi(u32 gsi, int triggering, int polarity)
+static int xen_register_gsi(u32 gsi, int gsi_override, int triggering, int polarity)
 {
         int rc, irq;
         struct physdev_setup_gsi setup_gsi;
@@ -381,7 +383,7 @@ static int xen_register_gsi(u32 gsi, int triggering, int polarity)
         printk(KERN_DEBUG "xen: registering gsi %u triggering %d polarity %d\n",
                         gsi, triggering, polarity);
 
-        irq = xen_register_pirq(gsi, triggering);
+        irq = xen_register_pirq(gsi, gsi_override, triggering);
 
         setup_gsi.gsi = gsi;
         setup_gsi.triggering = (triggering == ACPI_EDGE_SENSITIVE ? 0 : 1);
@@ -403,6 +405,8 @@ static __init void xen_setup_acpi_sci(void)
         int rc;
         int trigger, polarity;
         int gsi = acpi_sci_override_gsi;
+        int irq = -1;
+        int gsi_override = -1;
 
         if (!gsi)
                 return;
@@ -419,7 +423,25 @@ static __init void xen_setup_acpi_sci(void)
         printk(KERN_INFO "xen: sci override: global_irq=%d trigger=%d "
                         "polarity=%d\n", gsi, trigger, polarity);
 
-        gsi = xen_register_gsi(gsi, trigger, polarity);
+        /* Before we bind the GSI to a Linux IRQ, check whether
+         * we need to override it with bus_irq (IRQ) value. Usually for
+         * IRQs below IRQ_LEGACY_IRQ this holds IRQ == GSI, as so:
+         *  ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 low level)
+         * but there are oddballs where the IRQ != GSI:
+         *  ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 20 low level)
+         * which ends up being: gsi_to_irq[9] == 20
+         * (which is what acpi_gsi_to_irq ends up calling when starting the
+         * the ACPI interpreter and keels over since IRQ 9 has not been
+         * setup as we had setup IRQ 20 for it).
+         */
+        /* Check whether the GSI != IRQ */
+        if (acpi_gsi_to_irq(gsi, &irq) == 0) {
+                if (irq >= 0 && irq != gsi)
+                        /* Bugger, we MUST have that IRQ. */
+                        gsi_override = irq;
+        }
+
+        gsi = xen_register_gsi(gsi, gsi_override, trigger, polarity);
         printk(KERN_INFO "xen: acpi sci %d\n", gsi);
 
         return;
@@ -428,7 +450,7 @@ static __init void xen_setup_acpi_sci(void)
 static int acpi_register_gsi_xen(struct device *dev, u32 gsi,
                                  int trigger, int polarity)
 {
-        return xen_register_gsi(gsi, trigger, polarity);
+        return xen_register_gsi(gsi, -1 /* no GSI override */, trigger, polarity);
 }
 
 static int __init pci_xen_initial_domain(void)
@@ -467,7 +489,7 @@ void __init xen_setup_pirqs(void)
                 if (acpi_get_override_irq(irq, &trigger, &polarity) == -1)
                         continue;
 
-                xen_register_pirq(irq,
+                xen_register_pirq(irq, -1 /* no GSI override */,
                         trigger ? ACPI_LEVEL_SENSITIVE : ACPI_EDGE_SENSITIVE);
         }
 }
diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index 474356b98ede..899e393d8e73 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -504,9 +504,6 @@ void __init efi_init(void)
         x86_platform.set_wallclock = efi_set_rtc_mmss;
 #endif
 
-        /* Setup for EFI runtime service */
-        reboot_type = BOOT_EFI;
-
 #if EFI_DEBUG
         print_efi_memmap();
 #endif
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 673e968df3cf..0ccccb67a993 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1232,7 +1232,11 @@ static void xen_flush_tlb_others(const struct cpumask *cpus,
 {
         struct {
                 struct mmuext_op op;
+#ifdef CONFIG_SMP
                 DECLARE_BITMAP(mask, num_processors);
+#else
+                DECLARE_BITMAP(mask, NR_CPUS);
+#endif
         } *args;
         struct multicall_space mcs;