40 files changed, 161 insertions, 84 deletions

diff --git a/arch/arm/kernel/asm-offsets.c b/arch/arm/kernel/asm-offsets.c
index 45fdf4a51a2a..396efba9bacd 100644
--- a/arch/arm/kernel/asm-offsets.c
+++ b/arch/arm/kernel/asm-offsets.c
@@ -99,6 +99,8 @@ int main(void)
   DEFINE(MACHINFO_NAME,         offsetof(struct machine_desc, name));
   DEFINE(MACHINFO_PHYSIO,       offsetof(struct machine_desc, phys_io));
   DEFINE(MACHINFO_PGOFFIO,      offsetof(struct machine_desc, io_pg_offst));
+  BLANK();
+  DEFINE(PROC_INFO_SZ,          sizeof(struct proc_info_list));
   DEFINE(PROCINFO_INITFUNC,     offsetof(struct proc_info_list, __cpu_flush));
   DEFINE(PROCINFO_MMUFLAGS,     offsetof(struct proc_info_list, __cpu_mmu_flags));
   return 0; 
diff --git a/arch/arm/kernel/dma-isa.c b/arch/arm/kernel/dma-isa.c
index 03532769a97f..0a3e9ad297d8 100644
--- a/arch/arm/kernel/dma-isa.c
+++ b/arch/arm/kernel/dma-isa.c
@@ -143,12 +143,23 @@ static struct dma_ops isa_dma_ops = {
         .residue        = isa_get_dma_residue,
 };
 
-static struct resource dma_resources[] = {
-        { "dma1",               0x0000, 0x000f },
-        { "dma low page",       0x0080, 0x008f },
-        { "dma2",               0x00c0, 0x00df },
-        { "dma high page",      0x0480, 0x048f }
-};
+static struct resource dma_resources[] = { {
+        .name   = "dma1",
+        .start  = 0x0000,
+        .end    = 0x000f
+}, {
+        .name   = "dma low page",
+        .start  = 0x0080,
+        .end    = 0x008f
+}, {
+        .name   = "dma2",
+        .start  = 0x00c0,
+        .end    = 0x00df
+}, {
+        .name   = "dma high page",
+        .start  = 0x0480,
+        .end    = 0x048f
+} };
 
 void __init isa_init_dma(dma_t *dma)
 {
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 1a1539e3a946..7df6e1aaa323 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -311,7 +311,7 @@ void free_thread_info(struct thread_info *thread)
                 struct thread_info_list *th = &get_cpu_var(thread_info_list);
                 if (th->nr < EXTRA_TASK_STRUCT) {
                         unsigned long *p = (unsigned long *)thread;
-                        p[0] = th->head;
+                        p[0] = (unsigned long)th->head;
                         th->head = p;
                         th->nr += 1;
                         put_cpu_var(thread_info_list);
diff --git a/arch/arm/lib/backtrace.S b/arch/arm/lib/backtrace.S
index 3bdc8c6949c5..16153c86c3f8 100644
--- a/arch/arm/lib/backtrace.S
+++ b/arch/arm/lib/backtrace.S
@@ -122,7 +122,7 @@ ENTRY(c_backtrace)
 #define reg   r5
 #define stack r6
 
-.Ldumpstm:      stmfd   sp!, {instr, reg, stack, r7, lr}
+.Ldumpstm:      stmfd   sp!, {instr, reg, stack, r7, r8, lr}
                 mov     stack, r0
                 mov     instr, r1
                 mov     reg, #9
@@ -145,7 +145,7 @@ ENTRY(c_backtrace)
                 adrne   r0, .Lcr
                 blne    printk
                 mov     r0, stack
-                LOADREGS(fd, sp!, {instr, reg, stack, r7, pc})
+                LOADREGS(fd, sp!, {instr, reg, stack, r7, r8, pc})
 
 .Lfp:           .asciz  " r%d = %08X%c"
 .Lcr:           .asciz  "\n"
diff --git a/arch/arm/lib/div64.S b/arch/arm/lib/div64.S
index ec9a1cd6176f..58eef6607629 100644
--- a/arch/arm/lib/div64.S
+++ b/arch/arm/lib/div64.S
@@ -189,12 +189,12 @@ ENTRY(__do_div64)
         moveq   pc, lr
 
         @ Division by 0:
-        str     lr, [sp, #-4]!
+        str     lr, [sp, #-8]!
         bl      __div0
 
         @ as wrong as it could be...
         mov     yl, #0
         mov     yh, #0
         mov     xh, #0
-        ldr     pc, [sp], #4
+        ldr     pc, [sp], #8
 
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 98356f810007..02e188d98e7d 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -95,7 +95,10 @@ static void __init mainstone_init_irq(void)
         for(irq = MAINSTONE_IRQ(0); irq <= MAINSTONE_IRQ(15); irq++) {
                 set_irq_chip(irq, &mainstone_irq_chip);
                 set_irq_handler(irq, do_level_IRQ);
-                set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+                if (irq == MAINSTONE_IRQ(10) || irq == MAINSTONE_IRQ(14))
+                        set_irq_flags(irq, IRQF_VALID | IRQF_PROBE | IRQF_NOAUTOEN);
+                else
+                        set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
         }
         set_irq_flags(MAINSTONE_IRQ(8), 0);
         set_irq_flags(MAINSTONE_IRQ(12), 0);
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index d4a586e38d5b..693fb1e396e0 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -137,8 +137,11 @@ static struct amba_device *amba_devs[] __initdata = {
 static void __init gic_init_irq(void)
 {
 #ifdef CONFIG_REALVIEW_MPCORE
+        unsigned int pldctrl;
         writel(0x0000a05f, __io_address(REALVIEW_SYS_LOCK));
-        writel(0x008003c0, __io_address(REALVIEW_SYS_BASE) + 0xd8);
+        pldctrl = readl(__io_address(REALVIEW_SYS_BASE) + 0xd8);
+        pldctrl |= 0x00800000;  /* New irq mode */
+        writel(pldctrl, __io_address(REALVIEW_SYS_BASE) + 0xd8);
         writel(0x00000000, __io_address(REALVIEW_SYS_LOCK));
 #endif
         gic_dist_init(__io_address(REALVIEW_GIC_DIST_BASE));
diff --git a/arch/arm/mach-s3c2410/sleep.S b/arch/arm/mach-s3c2410/sleep.S
index 832fb86a03b4..73de2eaca22a 100644
--- a/arch/arm/mach-s3c2410/sleep.S
+++ b/arch/arm/mach-s3c2410/sleep.S
@@ -59,8 +59,7 @@ ENTRY(s3c2410_cpu_suspend)
         mrc     p15, 0, r5, c13, c0, 0  @ PID
         mrc     p15, 0, r6, c3, c0, 0   @ Domain ID
         mrc     p15, 0, r7, c2, c0, 0   @ translation table base address
-        mrc     p15, 0, r8, c2, c0, 0   @ auxiliary control register
-        mrc     p15, 0, r9, c1, c0, 0   @ control register
+        mrc     p15, 0, r8, c1, c0, 0   @ control register
 
         stmia   r0, { r4 - r13 }
 
@@ -165,7 +164,6 @@ ENTRY(s3c2410_cpu_resume)
         mcr     p15, 0, r5, c13, c0, 0          @ PID
         mcr     p15, 0, r6, c3, c0, 0           @ Domain ID
         mcr     p15, 0, r7, c2, c0, 0           @ translation table base
-        mcr     p15, 0, r8, c1, c1, 0           @ auxilliary control
 
 #ifdef CONFIG_DEBUG_RESUME
         mov     r3, #'R'
@@ -173,7 +171,7 @@ ENTRY(s3c2410_cpu_resume)
 #endif
 
         ldr     r2, =resume_with_mmu
-        mcr     p15, 0, r9, c1, c0, 0           @ turn on MMU, etc
+        mcr     p15, 0, r8, c1, c0, 0           @ turn on MMU, etc
         nop                                     @ second-to-last before mmu
         mov     pc, r2                          @ go back to virtual address
 
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 25e0ca3e598c..c1f7180c7bed 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -141,7 +141,7 @@ __ioremap_pfn(unsigned long pfn, unsigned long offset, size_t size,
                 return NULL;
         addr = (unsigned long)area->addr;
         if (remap_area_pages(addr, pfn, size, flags)) {
-                vfree((void *)addr);
+                vunmap((void *)addr);
                 return NULL;
         }
         return (void __iomem *) (offset + (char *)addr);
@@ -173,7 +173,7 @@ EXPORT_SYMBOL(__ioremap);
 
 void __iounmap(void __iomem *addr)
 {
-        vfree((void *) (PAGE_MASK & (unsigned long) addr));
+        vunmap((void *)(PAGE_MASK & (unsigned long)addr));
 }
 EXPORT_SYMBOL(__iounmap);
 
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index c6fe99e57a05..8dfa3054f10f 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -758,10 +758,10 @@ config HOTPLUG_CPU
         bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
         depends on SMP && HOTPLUG && EXPERIMENTAL && !X86_VOYAGER
         ---help---
-          Say Y here to experiment with turning CPUs off and on.  CPUs
-          can be controlled through /sys/devices/system/cpu.
+          Say Y here to experiment with turning CPUs off and on, and to
+          enable suspend on SMP systems. CPUs can be controlled through
+          /sys/devices/system/cpu.
 
-          Say N.
 
 endmenu
 
diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index 40e5aba3ad3d..daee69579b1c 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -1066,6 +1066,14 @@ static struct dmi_system_id __initdata acpi_dmi_table[] = {
                      DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 360"),
                      },
          },
+        {
+         .callback = disable_acpi_pci,
+         .ident = "HP xw9300",
+         .matches = {
+                    DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+                    DMI_MATCH(DMI_PRODUCT_NAME, "HP xw9300 Workstation"),
+                    },
+        },
         {}
 };
 
diff --git a/arch/i386/kernel/apic.c b/arch/i386/kernel/apic.c
index 013b85df18c6..3d4b2f3d116a 100644
--- a/arch/i386/kernel/apic.c
+++ b/arch/i386/kernel/apic.c
@@ -1341,6 +1341,14 @@ int __init APIC_init_uniprocessor (void)
 
         connect_bsp_APIC();
 
+        /*
+         * Hack: In case of kdump, after a crash, kernel might be booting
+         * on a cpu with non-zero lapic id. But boot_cpu_physical_apicid
+         * might be zero if read from MP tables. Get it from LAPIC.
+         */
+#ifdef CONFIG_CRASH_DUMP
+        boot_cpu_physical_apicid = GET_APIC_ID(apic_read(APIC_ID));
+#endif
         phys_cpu_present_map = physid_mask_of_physid(boot_cpu_physical_apicid);
 
         setup_local_APIC();
diff --git a/arch/i386/kernel/setup.c b/arch/i386/kernel/setup.c
index d77e89ac0d54..846e1639ef7c 100644
--- a/arch/i386/kernel/setup.c
+++ b/arch/i386/kernel/setup.c
@@ -1320,6 +1320,8 @@ legacy_init_iomem_resources(struct resource *code_resource, struct resource *dat
         probe_roms();
         for (i = 0; i < e820.nr_map; i++) {
                 struct resource *res;
+                if (e820.map[i].addr + e820.map[i].size > 0x100000000ULL)
+                        continue;
                 res = kzalloc(sizeof(struct resource), GFP_ATOMIC);
                 switch (e820.map[i].type) {
                 case E820_RAM:  res->name = "System RAM"; break;
diff --git a/arch/i386/kernel/traps.c b/arch/i386/kernel/traps.c
index 2d22f5761b1d..0e498369f35e 100644
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -130,9 +130,8 @@ static inline int print_addr_and_symbol(unsigned long addr, char *log_lvl,
         print_symbol("%s", addr);
 
         printed = (printed + 1) % CONFIG_STACK_BACKTRACE_COLS;
-
         if (printed)
-                printk("  ");
+                printk(" ");
         else
                 printk("\n");
 
@@ -212,7 +211,6 @@ static void show_stack_log_lvl(struct task_struct *task, unsigned long *esp,
         }
 
         stack = esp;
-        printk(log_lvl);
         for(i = 0; i < kstack_depth_to_print; i++) {
                 if (kstack_end(stack))
                         break;
diff --git a/arch/i386/mm/init.c b/arch/i386/mm/init.c
index ae6534ad8161..3df1371d4520 100644
--- a/arch/i386/mm/init.c
+++ b/arch/i386/mm/init.c
@@ -651,7 +651,7 @@ void __init mem_init(void)
  * Specifically, in the case of x86, we will always add
  * memory to the highmem for now.
  */
-#ifdef CONFIG_HOTPLUG_MEMORY
+#ifdef CONFIG_MEMORY_HOTPLUG
 #ifndef CONFIG_NEED_MULTIPLE_NODES
 int add_memory(u64 start, u64 size)
 {
diff --git a/arch/i386/oprofile/nmi_int.c b/arch/i386/oprofile/nmi_int.c
index 1a2076ce6f6a..ec0fd3cfa774 100644
--- a/arch/i386/oprofile/nmi_int.c
+++ b/arch/i386/oprofile/nmi_int.c
@@ -332,10 +332,11 @@ static int __init ppro_init(char ** cpu_type)
 {
         __u8 cpu_model = boot_cpu_data.x86_model;
 
-        if (cpu_model > 0xd)
+        if (cpu_model == 14)
+                *cpu_type = "i386/core";
+        else if (cpu_model > 0xd)
                 return 0;
-
-        if (cpu_model == 9) {
+        else if (cpu_model == 9) {
                 *cpu_type = "i386/p6_mobile";
         } else if (cpu_model > 5) {
                 *cpu_type = "i386/piii";
diff --git a/arch/i386/power/cpu.c b/arch/i386/power/cpu.c
index 50a0bef8c85f..79b2370c7fac 100644
--- a/arch/i386/power/cpu.c
+++ b/arch/i386/power/cpu.c
@@ -92,7 +92,7 @@ void __restore_processor_state(struct saved_context *ctxt)
         write_cr4(ctxt->cr4);
         write_cr3(ctxt->cr3);
         write_cr2(ctxt->cr2);
-        write_cr2(ctxt->cr0);
+        write_cr0(ctxt->cr0);
 
         /*
          * now restore the descriptor tables to their proper values
diff --git a/arch/ia64/configs/sn2_defconfig b/arch/ia64/configs/sn2_defconfig
index f6a8853cd1b4..9ea35398e10d 100644
--- a/arch/ia64/configs/sn2_defconfig
+++ b/arch/ia64/configs/sn2_defconfig
@@ -134,7 +134,7 @@ CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_ARCH_DISCONTIGMEM_DEFAULT=y
 CONFIG_NUMA=y
-CONFIG_NODES_SHIFT=8
+CONFIG_NODES_SHIFT=10
 CONFIG_VIRTUAL_MEM_MAP=y
 CONFIG_HOLES_IN_ZONE=y
 CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
@@ -1159,7 +1159,7 @@ CONFIG_DETECT_SOFTLOCKUP=y
 # CONFIG_SCHEDSTATS is not set
 # CONFIG_DEBUG_SLAB is not set
 CONFIG_DEBUG_PREEMPT=y
-CONFIG_DEBUG_MUTEXES=y
+# CONFIG_DEBUG_MUTEXES is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_KOBJECT is not set
diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c
index 7956eb9058fc..d58c1c5c903a 100644
--- a/arch/ia64/kernel/iosapic.c
+++ b/arch/ia64/kernel/iosapic.c
@@ -416,7 +416,7 @@ iosapic_end_level_irq (unsigned int irq)
         ia64_vector vec = irq_to_vector(irq);
         struct iosapic_rte_info *rte;
 
-        move_irq(irq);
+        move_native_irq(irq);
         list_for_each_entry(rte, &iosapic_intr_info[vec].rtes, rte_list)
                 iosapic_eoi(rte->addr, vec);
 }
@@ -458,7 +458,7 @@ iosapic_ack_edge_irq (unsigned int irq)
 {
         irq_desc_t *idesc = irq_descp(irq);
 
-        move_irq(irq);
+        move_native_irq(irq);
         /*
          * Once we have recorded IRQ_PENDING already, we can mask the
          * interrupt for real. This prevents IRQ storms from unhandled
diff --git a/arch/ia64/kernel/irq.c b/arch/ia64/kernel/irq.c
index 5ce908ef9c95..9c72ea3f6432 100644
--- a/arch/ia64/kernel/irq.c
+++ b/arch/ia64/kernel/irq.c
@@ -101,7 +101,6 @@ void set_irq_affinity_info (unsigned int irq, int hwid, int redir)
 
         if (irq < NR_IRQS) {
                 irq_affinity[irq] = mask;
-                set_irq_info(irq, mask);
                 irq_redir[irq] = (char) (redir & 0xff);
         }
 }
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 078fb5533541..2d80653aa2af 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -1636,7 +1636,7 @@ static int __init prom_find_machine_type(void)
                            compat, sizeof(compat)-1);
         if (len <= 0)
                 return PLATFORM_GENERIC;
-        if (strncmp(compat, RELOC("chrp"), 4))
+        if (strcmp(compat, RELOC("chrp")))
                 return PLATFORM_GENERIC;
 
         /* Default to pSeries. We need to know if we are running LPAR */
diff --git a/arch/powerpc/kernel/systbl.S b/arch/powerpc/kernel/systbl.S
index cf56a1d499ff..26ed1f5ef16e 100644
--- a/arch/powerpc/kernel/systbl.S
+++ b/arch/powerpc/kernel/systbl.S
@@ -338,6 +338,8 @@ SYSCALL(symlinkat)
 SYSCALL(readlinkat)
 SYSCALL(fchmodat)
 SYSCALL(faccessat)
+COMPAT_SYS(get_robust_list)
+COMPAT_SYS(set_robust_list)
 
 /*
  * please add new calls to arch/powerpc/platforms/cell/spu_callbacks.c
diff --git a/arch/powerpc/platforms/cell/spu_callbacks.c b/arch/powerpc/platforms/cell/spu_callbacks.c
index 95b36430aa0f..b47fcc5ddb78 100644
--- a/arch/powerpc/platforms/cell/spu_callbacks.c
+++ b/arch/powerpc/platforms/cell/spu_callbacks.c
@@ -258,6 +258,7 @@ void *spu_syscall_table[] = {
         [__NR_futex]                    sys_futex,
         [__NR_sched_setaffinity]        sys_sched_setaffinity,
         [__NR_sched_getaffinity]        sys_sched_getaffinity,
+        [224]                           sys_ni_syscall,
         [__NR_tuxcall]                  sys_ni_syscall,
         [226]                           sys_ni_syscall,
         [__NR_io_setup]                 sys_io_setup,
@@ -332,19 +333,21 @@ void *spu_syscall_table[] = {
         [__NR_readlinkat]               sys_readlinkat,
         [__NR_fchmodat]                 sys_fchmodat,
         [__NR_faccessat]                sys_faccessat,
+        [__NR_get_robust_list]          sys_get_robust_list,
+        [__NR_set_robust_list]          sys_set_robust_list,
 };
 
 long spu_sys_callback(struct spu_syscall_block *s)
 {
         long (*syscall)(u64 a1, u64 a2, u64 a3, u64 a4, u64 a5, u64 a6);
 
-        syscall = spu_syscall_table[s->nr_ret];
-
         if (s->nr_ret >= ARRAY_SIZE(spu_syscall_table)) {
                 pr_debug("%s: invalid syscall #%ld", __FUNCTION__, s->nr_ret);
                 return -ENOSYS;
         }
 
+        syscall = spu_syscall_table[s->nr_ret];
+
 #ifdef DEBUG
         print_symbol(KERN_DEBUG "SPU-syscall %s:", (unsigned long)syscall);
         printk("syscall%ld(%lx, %lx, %lx, %lx, %lx, %lx)\n",
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 5eb55ef1c91c..5f79f01c44f2 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -255,7 +255,7 @@ static int __init pSeries_init_panel(void)
 {
         /* Manually leave the kernel version on the panel. */
         ppc_md.progress("Linux ppc64\n", 0);
-        ppc_md.progress(system_utsname.version, 0);
+        ppc_md.progress(system_utsname.release, 0);
 
         return 0;
 }
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index ef5b9c44b86b..4d53b2739357 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -1650,3 +1650,11 @@ sys_tee_wrapper:
         llgfr   %r4,%r4                 # size_t
         llgfr   %r5,%r5                 # unsigned int
         jg      sys_tee
+
+        .globl compat_sys_vmsplice_wrapper
+compat_sys_vmsplice_wrapper:
+        lgfr    %r2,%r2                 # int
+        llgtr   %r3,%r3                 # compat_iovec *
+        llgfr   %r4,%r4                 # unsigned int
+        llgfr   %r5,%r5                 # unsigned int
+        jg      compat_sys_vmsplice
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index fc2c0767202b..93be1d56c036 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -317,3 +317,4 @@ SYSCALL(sys_get_robust_list,sys_get_robust_list,compat_sys_get_robust_list_wrapp
 SYSCALL(sys_splice,sys_splice,sys_splice_wrapper)
 SYSCALL(sys_sync_file_range,sys_sync_file_range,sys_sync_file_range_wrapper)
 SYSCALL(sys_tee,sys_tee,sys_tee_wrapper)
+SYSCALL(sys_vmsplice,sys_vmsplice,compat_sys_vmsplice_wrapper)
diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c
index fea043b69b91..ce19ad4e92ec 100644
--- a/arch/s390/kernel/time.c
+++ b/arch/s390/kernel/time.c
@@ -249,18 +249,19 @@ static inline void stop_hz_timer(void)
         unsigned long flags;
         unsigned long seq, next;
         __u64 timer, todval;
+        int cpu = smp_processor_id();
 
         if (sysctl_hz_timer != 0)
                 return;
 
-        cpu_set(smp_processor_id(), nohz_cpu_mask);
+        cpu_set(cpu, nohz_cpu_mask);
 
         /*
          * Leave the clock comparator set up for the next timer
          * tick if either rcu or a softirq is pending.
          */
-        if (rcu_pending(smp_processor_id()) || local_softirq_pending()) {
-                cpu_clear(smp_processor_id(), nohz_cpu_mask);
+        if (rcu_needs_cpu(cpu) || local_softirq_pending()) {
+                cpu_clear(cpu, nohz_cpu_mask);
                 return;
         }
 
@@ -271,7 +272,7 @@ static inline void stop_hz_timer(void)
         next = next_timer_interrupt();
         do {
                 seq = read_seqbegin_irqsave(&xtime_lock, flags);
-                timer = (__u64)(next - jiffies) + jiffies_64;
+                timer = (__u64 next) - (__u64 jiffies) + jiffies_64;
         } while (read_seqretry_irqrestore(&xtime_lock, seq, flags));
         todval = -1ULL;
         /* Be careful about overflows. */
diff --git a/arch/sparc/kernel/ioport.c b/arch/sparc/kernel/ioport.c
index 460f72e640e6..f9ff29734848 100644
--- a/arch/sparc/kernel/ioport.c
+++ b/arch/sparc/kernel/ioport.c
@@ -274,6 +274,11 @@ void *sbus_alloc_consistent(struct sbus_dev *sdev, long len, u32 *dma_addrp)
         if (mmu_map_dma_area(dma_addrp, va, res->start, len_total) != 0)
                 goto err_noiommu;
 
+        /* Set the resource name, if known. */
+        if (sdev) {
+                res->name = sdev->prom_name;
+        }
+
         return (void *)res->start;
 
 err_noiommu:
diff --git a/arch/sparc/kernel/module.c b/arch/sparc/kernel/module.c
index 787d5f1347ec..598682f31ebf 100644
--- a/arch/sparc/kernel/module.c
+++ b/arch/sparc/kernel/module.c
@@ -113,6 +113,7 @@ int apply_relocate_add(Elf32_Shdr *sechdrs,
 
                 switch (ELF32_R_TYPE(rel[i].r_info)) {
                 case R_SPARC_32:
+                case R_SPARC_UA32:
                         location[0] = v >> 24;
                         location[1] = v >> 16;
                         location[2] = v >>  8;
diff --git a/arch/sparc/kernel/sparc_ksyms.c b/arch/sparc/kernel/sparc_ksyms.c
index ec1c9687d679..4b376fae752c 100644
--- a/arch/sparc/kernel/sparc_ksyms.c
+++ b/arch/sparc/kernel/sparc_ksyms.c
@@ -251,19 +251,9 @@ EXPORT_SYMBOL(__prom_getchild);
 EXPORT_SYMBOL(__prom_getsibling);
 
 /* sparc library symbols */
-EXPORT_SYMBOL(memchr);
 EXPORT_SYMBOL(memscan);
 EXPORT_SYMBOL(strlen);
-EXPORT_SYMBOL(strnlen);
-EXPORT_SYMBOL(strcpy);
-EXPORT_SYMBOL(strncpy);
-EXPORT_SYMBOL(strcat);
-EXPORT_SYMBOL(strncat);
-EXPORT_SYMBOL(strcmp);
 EXPORT_SYMBOL(strncmp);
-EXPORT_SYMBOL(strchr);
-EXPORT_SYMBOL(strrchr);
-EXPORT_SYMBOL(strstr);
 EXPORT_SYMBOL(page_kernel);
 
 /* Special internal versions of library functions. */
@@ -317,6 +307,3 @@ EXPORT_SYMBOL(do_BUG);
 
 /* Sun Power Management Idle Handler */
 EXPORT_SYMBOL(pm_idle);
-
-/* Binfmt_misc needs this */
-EXPORT_SYMBOL(sys_close);
diff --git a/arch/sparc/kernel/systbls.S b/arch/sparc/kernel/systbls.S
index 6e1135cc03b0..2856551bddf1 100644
--- a/arch/sparc/kernel/systbls.S
+++ b/arch/sparc/kernel/systbls.S
@@ -79,6 +79,7 @@ sys_call_table:
 /*285*/ .long sys_mkdirat, sys_mknodat, sys_fchownat, sys_futimesat, sys_fstatat64
 /*290*/ .long sys_unlinkat, sys_renameat, sys_linkat, sys_symlinkat, sys_readlinkat
 /*295*/ .long sys_fchmodat, sys_faccessat, sys_pselect6, sys_ppoll, sys_unshare
+/*300*/ .long sys_set_robust_list, sys_get_robust_list
 
 #ifdef CONFIG_SUNOS_EMUL
         /* Now the SunOS syscall table. */
@@ -190,6 +191,6 @@ sunos_sys_table:
 /*290*/ .long sunos_nosys, sunos_nosys, sunos_nosys
         .long sunos_nosys, sunos_nosys, sunos_nosys
         .long sunos_nosys, sunos_nosys, sunos_nosys
-        .long sunos_nosys
+        .long sunos_nosys, sunos_nosys, sunos_nosys
 
 #endif
diff --git a/arch/sparc64/defconfig b/arch/sparc64/defconfig
index 1317380fa937..f09a70b8aabd 100644
--- a/arch/sparc64/defconfig
+++ b/arch/sparc64/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.16
-# Sun Apr  2 19:31:04 2006
+# Linux kernel version: 2.6.17-rc3
+# Fri May 12 12:43:49 2006
 #
 CONFIG_SPARC=y
 CONFIG_SPARC64=y
@@ -114,6 +114,7 @@ CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_HUGETLB_PAGE_SIZE_4MB=y
 # CONFIG_HUGETLB_PAGE_SIZE_512K is not set
 # CONFIG_HUGETLB_PAGE_SIZE_64K is not set
+CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
 CONFIG_ARCH_SPARSEMEM_DEFAULT=y
 CONFIG_LARGE_ALLOCS=y
@@ -430,7 +431,6 @@ CONFIG_ISCSI_TCP=m
 # CONFIG_SCSI_INIA100 is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
 # CONFIG_SCSI_IPR is not set
-# CONFIG_SCSI_QLOGIC_FC is not set
 # CONFIG_SCSI_QLOGIC_1280 is not set
 # CONFIG_SCSI_QLOGICPTI is not set
 # CONFIG_SCSI_QLA_FC is not set
@@ -1042,9 +1042,7 @@ CONFIG_USB_HIDDEV=y
 # CONFIG_USB_ACECAD is not set
 # CONFIG_USB_KBTAB is not set
 # CONFIG_USB_POWERMATE is not set
-# CONFIG_USB_MTOUCH is not set
-# CONFIG_USB_ITMTOUCH is not set
-# CONFIG_USB_EGALAX is not set
+# CONFIG_USB_TOUCHSCREEN is not set
 # CONFIG_USB_YEALINK is not set
 # CONFIG_USB_XPAD is not set
 # CONFIG_USB_ATI_REMOTE is not set
@@ -1115,6 +1113,14 @@ CONFIG_USB_HIDDEV=y
 # CONFIG_NEW_LEDS is not set
 
 #
+# LED drivers
+#
+
+#
+# LED Triggers
+#
+
+#
 # InfiniBand support
 #
 # CONFIG_INFINIBAND is not set
@@ -1303,6 +1309,7 @@ CONFIG_DEBUG_BUGVERBOSE=y
 # CONFIG_DEBUG_INFO is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_VM is not set
+# CONFIG_UNWIND_INFO is not set
 CONFIG_FORCED_INLINING=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
diff --git a/arch/sparc64/kernel/module.c b/arch/sparc64/kernel/module.c
index 6c83e372f75d..579871527699 100644
--- a/arch/sparc64/kernel/module.c
+++ b/arch/sparc64/kernel/module.c
@@ -143,6 +143,11 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
                         location[3] = v >>  0;
                         break;
 
+                case R_SPARC_DISP32:
+                        v -= (Elf64_Addr) location;
+                        *loc32 = v;
+                        break;
+
                 case R_SPARC_WDISP30:
                         v -= (Elf64_Addr) location;
                         *loc32 = (*loc32 & ~0x3fffffff) |
diff --git a/arch/sparc64/kernel/pci_iommu.c b/arch/sparc64/kernel/pci_iommu.c
index 8efbc139769d..82e5455134c6 100644
--- a/arch/sparc64/kernel/pci_iommu.c
+++ b/arch/sparc64/kernel/pci_iommu.c
@@ -218,7 +218,7 @@ static inline void iommu_free_ctx(struct pci_iommu *iommu, int ctx)
  * DMA for PCI device PDEV.  Return non-NULL cpu-side address if
  * successful and set *DMA_ADDRP to the PCI side dma address.
  */
-static void *pci_4u_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr_t *dma_addrp)
+static void *pci_4u_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr_t *dma_addrp, gfp_t gfp)
 {
         struct pcidev_cookie *pcp;
         struct pci_iommu *iommu;
@@ -232,7 +232,7 @@ static void *pci_4u_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr
         if (order >= 10)
                 return NULL;
 
-        first_page = __get_free_pages(GFP_ATOMIC, order);
+        first_page = __get_free_pages(gfp, order);
         if (first_page == 0UL)
                 return NULL;
         memset((char *)first_page, 0, PAGE_SIZE << order);
diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c
index 9e94db2573a2..2b7a1f316a93 100644
--- a/arch/sparc64/kernel/pci_sun4v.c
+++ b/arch/sparc64/kernel/pci_sun4v.c
@@ -154,7 +154,7 @@ static void pci_arena_free(struct pci_iommu_arena *arena, unsigned long base, un
                 __clear_bit(i, arena->map);
 }
 
-static void *pci_4v_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr_t *dma_addrp)
+static void *pci_4v_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr_t *dma_addrp, gfp_t gfp)
 {
         struct pcidev_cookie *pcp;
         struct pci_iommu *iommu;
@@ -169,7 +169,7 @@ static void *pci_4v_alloc_consistent(struct pci_dev *pdev, size_t size, dma_addr
 
         npages = size >> IO_PAGE_SHIFT;
 
-        first_page = __get_free_pages(GFP_ATOMIC, order);
+        first_page = __get_free_pages(gfp, order);
         if (unlikely(first_page == 0UL))
                 return NULL;
 
diff --git a/arch/sparc64/kernel/systbls.S b/arch/sparc64/kernel/systbls.S
index d4b39cd30310..1136fc465e37 100644
--- a/arch/sparc64/kernel/systbls.S
+++ b/arch/sparc64/kernel/systbls.S
@@ -78,8 +78,9 @@ sys_call_table32:
         .word compat_sys_mq_timedsend, compat_sys_mq_timedreceive, compat_sys_mq_notify, compat_sys_mq_getsetattr, compat_sys_waitid
 /*280*/ .word sys32_tee, sys_add_key, sys_request_key, sys_keyctl, compat_sys_openat
         .word sys_mkdirat, sys_mknodat, sys_fchownat, compat_sys_futimesat, compat_sys_fstatat64
-/*285*/ .word sys_unlinkat, sys_renameat, sys_linkat, sys_symlinkat, sys_readlinkat
+/*290*/ .word sys_unlinkat, sys_renameat, sys_linkat, sys_symlinkat, sys_readlinkat
         .word sys_fchmodat, sys_faccessat, compat_sys_pselect6, compat_sys_ppoll, sys_unshare
+/*300*/ .word compat_sys_set_robust_list, compat_sys_get_robust_list
 
 #endif /* CONFIG_COMPAT */
 
@@ -147,8 +148,9 @@ sys_call_table:
         .word sys_mq_timedsend, sys_mq_timedreceive, sys_mq_notify, sys_mq_getsetattr, sys_waitid
 /*280*/ .word sys_tee, sys_add_key, sys_request_key, sys_keyctl, sys_openat
         .word sys_mkdirat, sys_mknodat, sys_fchownat, sys_futimesat, sys_fstatat64
-/*285*/ .word sys_unlinkat, sys_renameat, sys_linkat, sys_symlinkat, sys_readlinkat
+/*290*/ .word sys_unlinkat, sys_renameat, sys_linkat, sys_symlinkat, sys_readlinkat
         .word sys_fchmodat, sys_faccessat, sys_pselect6, sys_ppoll, sys_unshare
+/*300*/ .word sys_set_robust_list, sys_get_robust_list
 
 #if defined(CONFIG_SUNOS_EMUL) || defined(CONFIG_SOLARIS_EMUL) || \
     defined(CONFIG_SOLARIS_EMUL_MODULE)
@@ -261,5 +263,5 @@ sunos_sys_table:
 /*290*/ .word sunos_nosys, sunos_nosys, sunos_nosys
         .word sunos_nosys, sunos_nosys, sunos_nosys
         .word sunos_nosys, sunos_nosys, sunos_nosys
-        .word sunos_nosys
+        .word sunos_nosys, sunos_nosys, sunos_nosys
 #endif
diff --git a/arch/x86_64/kernel/kprobes.c b/arch/x86_64/kernel/kprobes.c
index 1eaa5dae6174..fa1d19ca700a 100644
--- a/arch/x86_64/kernel/kprobes.c
+++ b/arch/x86_64/kernel/kprobes.c
@@ -514,13 +514,13 @@ static void __kprobes resume_execution(struct kprobe *p,
                 *tos = orig_rip + (*tos - copy_rip);
                 break;
         case 0xff:
-                if ((*insn & 0x30) == 0x10) {
+                if ((insn[1] & 0x30) == 0x10) {
                         /* call absolute, indirect */
                         /* Fix return addr; rip is correct. */
                         next_rip = regs->rip;
                         *tos = orig_rip + (*tos - copy_rip);
-                } else if (((*insn & 0x31) == 0x20) ||  /* jmp near, absolute indirect */
-                           ((*insn & 0x31) == 0x21)) {  /* jmp far, absolute indirect */
+                } else if (((insn[1] & 0x31) == 0x20) ||        /* jmp near, absolute indirect */
+                           ((insn[1] & 0x31) == 0x21)) {        /* jmp far, absolute indirect */
                         /* rip is correct. */
                         next_rip = regs->rip;
                 }
diff --git a/arch/x86_64/kernel/pci-nommu.c b/arch/x86_64/kernel/pci-nommu.c
index 44adcc2d5e5b..1f6ecc62061d 100644
--- a/arch/x86_64/kernel/pci-nommu.c
+++ b/arch/x86_64/kernel/pci-nommu.c
@@ -12,9 +12,10 @@ static int
 check_addr(char *name, struct device *hwdev, dma_addr_t bus, size_t size)
 {
         if (hwdev && bus + size > *hwdev->dma_mask) {
-                printk(KERN_ERR
-                    "nommu_%s: overflow %Lx+%lu of device mask %Lx\n",
-               name, (long long)bus, size, (long long)*hwdev->dma_mask);
+                if (*hwdev->dma_mask >= 0xffffffffULL)
+                        printk(KERN_ERR
+                            "nommu_%s: overflow %Lx+%lu of device mask %Lx\n",
+                                name, (long long)bus, size, (long long)*hwdev->dma_mask);
                 return 0;
         }
         return 1;
diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c
index 6b87268c5c2e..cea335e8746c 100644
--- a/arch/x86_64/kernel/traps.c
+++ b/arch/x86_64/kernel/traps.c
@@ -102,6 +102,8 @@ static inline void preempt_conditional_cli(struct pt_regs *regs)
 {
         if (regs->eflags & X86_EFLAGS_IF)
                 local_irq_disable();
+        /* Make sure to not schedule here because we could be running
+           on an exception stack. */
         preempt_enable_no_resched();
 }
 
@@ -483,8 +485,6 @@ static void __kprobes do_trap(int trapnr, int signr, char *str,
 {
         struct task_struct *tsk = current;
 
-        conditional_sti(regs);
-
         tsk->thread.error_code = error_code;
         tsk->thread.trap_no = trapnr;
 
@@ -521,6 +521,7 @@ asmlinkage void do_##name(struct pt_regs * regs, long error_code) \
         if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \
                                                         == NOTIFY_STOP) \
                 return; \
+        conditional_sti(regs);                                          \
         do_trap(trapnr, signr, str, regs, error_code, NULL); \
 }
 
@@ -535,6 +536,7 @@ asmlinkage void do_##name(struct pt_regs * regs, long error_code) \
         if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) \
                                                         == NOTIFY_STOP) \
                 return; \
+        conditional_sti(regs);                                          \
         do_trap(trapnr, signr, str, regs, error_code, &info); \
 }
 
@@ -548,7 +550,17 @@ DO_ERROR(10, SIGSEGV, "invalid TSS", invalid_TSS)
 DO_ERROR(11, SIGBUS,  "segment not present", segment_not_present)
 DO_ERROR_INFO(17, SIGBUS, "alignment check", alignment_check, BUS_ADRALN, 0)
 DO_ERROR(18, SIGSEGV, "reserved", reserved)
-DO_ERROR(12, SIGBUS,  "stack segment", stack_segment)
+
+/* Runs on IST stack */
+asmlinkage void do_stack_segment(struct pt_regs *regs, long error_code)
+{
+        if (notify_die(DIE_TRAP, "stack segment", regs, error_code,
+                        12, SIGBUS) == NOTIFY_STOP)
+                return;
+        preempt_conditional_sti(regs);
+        do_trap(12, SIGBUS, "stack segment", regs, error_code, NULL);
+        preempt_conditional_cli(regs);
+}
 
 asmlinkage void do_double_fault(struct pt_regs * regs, long error_code)
 {
@@ -682,8 +694,9 @@ asmlinkage void __kprobes do_int3(struct pt_regs * regs, long error_code)
         if (notify_die(DIE_INT3, "int3", regs, error_code, 3, SIGTRAP) == NOTIFY_STOP) {
                 return;
         }
+        preempt_conditional_sti(regs);
         do_trap(3, SIGTRAP, "int3", regs, error_code, NULL);
-        return;
+        preempt_conditional_cli(regs);
 }
 
 /* Help handler running on IST stack to switch back to user stack
diff --git a/arch/x86_64/mm/srat.c b/arch/x86_64/mm/srat.c
index 15ae9fcd65a7..e1513532df29 100644
--- a/arch/x86_64/mm/srat.c
+++ b/arch/x86_64/mm/srat.c
@@ -34,7 +34,10 @@ static nodemask_t nodes_found __initdata;
 static struct bootnode nodes[MAX_NUMNODES] __initdata;
 static struct bootnode nodes_add[MAX_NUMNODES] __initdata;
 static int found_add_area __initdata;
-int hotadd_percent __initdata = 10;
+int hotadd_percent __initdata = 0;
+#ifndef RESERVE_HOTADD
+#define hotadd_percent 0        /* Ignore all settings */
+#endif
 static u8 pxm2node[256] = { [0 ... 255] = 0xff };
 
 /* Too small nodes confuse the VM badly. Usually they result
@@ -103,6 +106,7 @@ static __init void bad_srat(void)
         int i;
         printk(KERN_ERR "SRAT: SRAT not used.\n");
         acpi_numa = -1;
+        found_add_area = 0;
         for (i = 0; i < MAX_LOCAL_APIC; i++)
                 apicid_to_node[i] = NUMA_NO_NODE;
         for (i = 0; i < MAX_NUMNODES; i++)
@@ -154,7 +158,8 @@ acpi_numa_processor_affinity_init(struct acpi_table_processor_affinity *pa)
         int pxm, node;
         if (srat_disabled())
                 return;
-        if (pa->header.length != sizeof(struct acpi_table_processor_affinity)) {                bad_srat();
+        if (pa->header.length != sizeof(struct acpi_table_processor_affinity)) {
+                bad_srat();
                 return;
         }
         if (pa->flags.enabled == 0)
@@ -191,15 +196,17 @@ static int hotadd_enough_memory(struct bootnode *nd)
         allowed = (end_pfn - e820_hole_size(0, end_pfn)) * PAGE_SIZE;
         allowed = (allowed / 100) * hotadd_percent;
         if (allocated + mem > allowed) {
+                unsigned long range;
                 /* Give them at least part of their hotadd memory upto hotadd_percent
                    It would be better to spread the limit out
                    over multiple hotplug areas, but that is too complicated
                    right now */
                 if (allocated >= allowed)
                         return 0;
-                pages = (allowed - allocated + mem) / sizeof(struct page);
+                range = allowed - allocated;
+                pages = (range / PAGE_SIZE);
                 mem = pages * sizeof(struct page);
-                nd->end = nd->start + pages*PAGE_SIZE;
+                nd->end = nd->start + range;
         }
         /* Not completely fool proof, but a good sanity check */
         addr = find_e820_area(last_area_end, end_pfn<<PAGE_SHIFT, mem);