65 files changed, 1216 insertions, 215 deletions

diff --git a/include/asm-alpha/atomic.h b/include/asm-alpha/atomic.h
index 20ac3d95ecd9..36505bb4e8cb 100644
--- a/include/asm-alpha/atomic.h
+++ b/include/asm-alpha/atomic.h
@@ -177,6 +177,18 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v)
         return result;
 }
 
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_dec_return(v) atomic_sub_return(1,(v))
 #define atomic64_dec_return(v) atomic64_sub_return(1,(v))
 
diff --git a/include/asm-arm/arch-pxa/akita.h b/include/asm-arm/arch-pxa/akita.h
index 4a1fbcfccc39..5d8cc1d9cb10 100644
--- a/include/asm-arm/arch-pxa/akita.h
+++ b/include/asm-arm/arch-pxa/akita.h
@@ -25,6 +25,8 @@
 /* Default Values */
 #define AKITA_IOEXP_IO_OUT      (AKITA_IOEXP_IR_ON | AKITA_IOEXP_AKIN_PULLUP)
 
+extern struct platform_device akitaioexp_device;
+
 void akita_set_ioexp(struct device *dev, unsigned char bitmask);
 void akita_reset_ioexp(struct device *dev, unsigned char bitmask);
 
diff --git a/include/asm-arm/atomic.h b/include/asm-arm/atomic.h
index 2885972b0855..75b802719723 100644
--- a/include/asm-arm/atomic.h
+++ b/include/asm-arm/atomic.h
@@ -80,6 +80,23 @@ static inline int atomic_sub_return(int i, atomic_t *v)
         return result;
 }
 
+static inline int atomic_cmpxchg(atomic_t *ptr, int old, int new)
+{
+        u32 oldval, res;
+
+        do {
+                __asm__ __volatile__("@ atomic_cmpxchg\n"
+                "ldrex  %1, [%2]\n"
+                "teq    %1, %3\n"
+                "strexeq %0, %4, [%2]\n"
+                    : "=&r" (res), "=&r" (oldval)
+                    : "r" (&ptr->counter), "Ir" (old), "r" (new)
+                    : "cc");
+        } while (res);
+
+        return oldval;
+}
+
 static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
 {
         unsigned long tmp, tmp2;
@@ -131,6 +148,20 @@ static inline int atomic_sub_return(int i, atomic_t *v)
         return val;
 }
 
+static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (likely(ret == old))
+                v->counter = new;
+        local_irq_restore(flags);
+
+        return ret;
+}
+
 static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
 {
         unsigned long flags;
@@ -142,6 +173,17 @@ static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
 
 #endif /* __LINUX_ARM_ARCH__ */
 
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+        int c, old;
+
+        c = atomic_read(v);
+        while (c != u && (old = atomic_cmpxchg((v), c, c + a)) != c)
+                c = old;
+        return c != u;
+}
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_add(i, v)        (void) atomic_add_return(i, v)
 #define atomic_inc(v)           (void) atomic_add_return(1, v)
 #define atomic_sub(i, v)        (void) atomic_sub_return(i, v)
diff --git a/include/asm-arm26/atomic.h b/include/asm-arm26/atomic.h
index 4a88235c0e76..a47cadc59686 100644
--- a/include/asm-arm26/atomic.h
+++ b/include/asm-arm26/atomic.h
@@ -62,6 +62,35 @@ static inline int atomic_sub_return(int i, atomic_t *v)
         return val;
 }
 
+static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (likely(ret == old))
+                v->counter = new;
+        local_irq_restore(flags);
+
+        return ret;
+}
+
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (ret != u)
+                v->counter += a;
+        local_irq_restore(flags);
+
+        return ret != u;
+}
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
 {
         unsigned long flags;
diff --git a/include/asm-cris/atomic.h b/include/asm-cris/atomic.h
index 8c2e78304523..683b05a57d88 100644
--- a/include/asm-cris/atomic.h
+++ b/include/asm-cris/atomic.h
@@ -123,6 +123,33 @@ static inline int atomic_inc_and_test(volatile atomic_t *v)
         return retval;
 }
 
+static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+        int ret;
+        unsigned long flags;
+
+        cris_atomic_save(v, flags);
+        ret = v->counter;
+        if (likely(ret == old))
+                v->counter = new;
+        cris_atomic_restore(v, flags);
+        return ret;
+}
+
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+        int ret;
+        unsigned long flags;
+
+        cris_atomic_save(v, flags);
+        ret = v->counter;
+        if (ret != u)
+                v->counter += a;
+        cris_atomic_restore(v, flags);
+        return ret != u;
+}
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 /* Atomic operations are already serializing */
 #define smp_mb__before_atomic_dec()    barrier()
 #define smp_mb__after_atomic_dec()     barrier()
diff --git a/include/asm-frv/atomic.h b/include/asm-frv/atomic.h
index e75968463428..f6539ff569c5 100644
--- a/include/asm-frv/atomic.h
+++ b/include/asm-frv/atomic.h
@@ -414,4 +414,16 @@ extern uint32_t __cmpxchg_32(uint32_t *v, uint32_t test, uint32_t new);
 
 #endif
 
+#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new))
+
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #endif /* _ASM_ATOMIC_H */
diff --git a/include/asm-h8300/atomic.h b/include/asm-h8300/atomic.h
index 7230f6507995..f23d86819ea8 100644
--- a/include/asm-h8300/atomic.h
+++ b/include/asm-h8300/atomic.h
@@ -82,6 +82,33 @@ static __inline__ int atomic_dec_and_test(atomic_t *v)
         return ret == 0;
 }
 
+static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (likely(ret == old))
+                v->counter = new;
+        local_irq_restore(flags);
+        return ret;
+}
+
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (ret != u)
+                v->counter += a;
+        local_irq_restore(flags);
+        return ret != u;
+}
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 static __inline__ void atomic_clear_mask(unsigned long mask, unsigned long *v)
 {
         __asm__ __volatile__("stc ccr,r1l\n\t"
diff --git a/include/asm-i386/atomic.h b/include/asm-i386/atomic.h
index 509720be772a..c68557aa04b2 100644
--- a/include/asm-i386/atomic.h
+++ b/include/asm-i386/atomic.h
@@ -215,6 +215,27 @@ static __inline__ int atomic_sub_return(int i, atomic_t *v)
         return atomic_add_return(-i,v);
 }
 
+#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new))
+
+/**
+ * atomic_add_unless - add unless the number is a given value
+ * @v: pointer of type atomic_t
+ * @a: the amount to add to v...
+ * @u: ...unless v is equal to u.
+ *
+ * Atomically adds @a to @v, so long as it was not @u.
+ * Returns non-zero if @v was not @u, and zero otherwise.
+ */
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_inc_return(v)  (atomic_add_return(1,v))
 #define atomic_dec_return(v)  (atomic_sub_return(1,v))
 
diff --git a/include/asm-i386/system.h b/include/asm-i386/system.h
index 97d52ac49e46..772f85da1206 100644
--- a/include/asm-i386/system.h
+++ b/include/asm-i386/system.h
@@ -263,6 +263,10 @@ static inline unsigned long __xchg(unsigned long x, volatile void * ptr, int siz
 
 #ifdef CONFIG_X86_CMPXCHG
 #define __HAVE_ARCH_CMPXCHG 1
+#define cmpxchg(ptr,o,n)\
+        ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\
+                                        (unsigned long)(n),sizeof(*(ptr))))
+#endif
 
 static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
                                       unsigned long new, int size)
@@ -291,10 +295,42 @@ static inline unsigned long __cmpxchg(volatile void *ptr, unsigned long old,
         return old;
 }
 
-#define cmpxchg(ptr,o,n)\
-        ((__typeof__(*(ptr)))__cmpxchg((ptr),(unsigned long)(o),\
-                                        (unsigned long)(n),sizeof(*(ptr))))
+#ifndef CONFIG_X86_CMPXCHG
+/*
+ * Building a kernel capable running on 80386. It may be necessary to
+ * simulate the cmpxchg on the 80386 CPU. For that purpose we define
+ * a function for each of the sizes we support.
+ */
 
+extern unsigned long cmpxchg_386_u8(volatile void *, u8, u8);
+extern unsigned long cmpxchg_386_u16(volatile void *, u16, u16);
+extern unsigned long cmpxchg_386_u32(volatile void *, u32, u32);
+
+static inline unsigned long cmpxchg_386(volatile void *ptr, unsigned long old,
+                                      unsigned long new, int size)
+{
+        switch (size) {
+        case 1:
+                return cmpxchg_386_u8(ptr, old, new);
+        case 2:
+                return cmpxchg_386_u16(ptr, old, new);
+        case 4:
+                return cmpxchg_386_u32(ptr, old, new);
+        }
+        return old;
+}
+
+#define cmpxchg(ptr,o,n)                                                \
+({                                                                      \
+        __typeof__(*(ptr)) __ret;                                       \
+        if (likely(boot_cpu_data.x86 > 3))                              \
+                __ret = __cmpxchg((ptr), (unsigned long)(o),            \
+                                        (unsigned long)(n), sizeof(*(ptr))); \
+        else                                                            \
+                __ret = cmpxchg_386((ptr), (unsigned long)(o),          \
+                                        (unsigned long)(n), sizeof(*(ptr))); \
+        __ret;                                                          \
+})
 #endif
 
 #ifdef CONFIG_X86_CMPXCHG64
diff --git a/include/asm-ia64/atomic.h b/include/asm-ia64/atomic.h
index 874a6f890e75..2fbebf85c31d 100644
--- a/include/asm-ia64/atomic.h
+++ b/include/asm-ia64/atomic.h
@@ -88,6 +88,18 @@ ia64_atomic64_sub (__s64 i, atomic64_t *v)
         return new;
 }
 
+#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new))
+
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_add_return(i,v)                                          \
 ({                                                                      \
         int __ia64_aar_i = (i);                                         \
diff --git a/include/asm-m68k/atomic.h b/include/asm-m68k/atomic.h
index 38f3043e7fe1..e3c962eeabf3 100644
--- a/include/asm-m68k/atomic.h
+++ b/include/asm-m68k/atomic.h
@@ -139,6 +139,18 @@ static inline void atomic_set_mask(unsigned long mask, unsigned long *v)
         __asm__ __volatile__("orl %1,%0" : "+m" (*v) : "id" (mask));
 }
 
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 /* Atomic operations are already serializing */
 #define smp_mb__before_atomic_dec()     barrier()
 #define smp_mb__after_atomic_dec()      barrier()
diff --git a/include/asm-m68k/processor.h b/include/asm-m68k/processor.h
index df1575db32af..7982285e84ed 100644
--- a/include/asm-m68k/processor.h
+++ b/include/asm-m68k/processor.h
@@ -14,6 +14,7 @@
 #define current_text_addr() ({ __label__ _l; _l: &&_l;})
 
 #include <linux/config.h>
+#include <linux/thread_info.h>
 #include <asm/segment.h>
 #include <asm/fpu.h>
 #include <asm/ptrace.h>
@@ -55,17 +56,6 @@ static inline void wrusp(unsigned long usp)
 #endif
 #define TASK_UNMAPPED_ALIGN(addr, off)  PAGE_ALIGN(addr)
 
-struct task_work {
-        unsigned char sigpending;
-        unsigned char notify_resume;    /* request for notification on
-                                           userspace execution resumption */
-        char          need_resched;
-        unsigned char delayed_trace;    /* single step a syscall */
-        unsigned char syscall_trace;    /* count of syscall interceptors */
-        unsigned char memdie;           /* task was selected to be killed */
-        unsigned char pad[2];
-};
-
 struct thread_struct {
         unsigned long  ksp;             /* kernel stack pointer */
         unsigned long  usp;             /* user stack pointer */
@@ -78,7 +68,7 @@ struct thread_struct {
         unsigned long  fp[8*3];
         unsigned long  fpcntl[3];       /* fp control regs */
         unsigned char  fpstate[FPSTATESIZE];  /* floating point state */
-        struct task_work work;
+        struct thread_info info;
 };
 
 #define INIT_THREAD  {                                                  \
diff --git a/include/asm-m68k/thread_info.h b/include/asm-m68k/thread_info.h
index 2aed24f6fd2e..9532ca3c45cb 100644
--- a/include/asm-m68k/thread_info.h
+++ b/include/asm-m68k/thread_info.h
@@ -2,17 +2,15 @@
 #define _ASM_M68K_THREAD_INFO_H
 
 #include <asm/types.h>
-#include <asm/processor.h>
 #include <asm/page.h>
 
 struct thread_info {
         struct task_struct      *task;          /* main task structure */
+        unsigned long           flags;
         struct exec_domain      *exec_domain;   /* execution domain */
         int                     preempt_count;  /* 0 => preemptable, <0 => BUG */
         __u32 cpu; /* should always be 0 on m68k */
         struct restart_block    restart_block;
-
-        __u8                    supervisor_stack[0];
 };
 
 #define PREEMPT_ACTIVE          0x4000000
@@ -35,84 +33,29 @@ struct thread_info {
 #define free_thread_info(ti)  free_pages((unsigned long)(ti),1)
 #endif /* PAGE_SHIFT == 13 */
 
-//#define init_thread_info      (init_task.thread.info)
+#define init_thread_info        (init_task.thread.info)
 #define init_stack              (init_thread_union.stack)
 
-#define current_thread_info()   (current->thread_info)
-
+#define task_thread_info(tsk)   (&(tsk)->thread.info)
+#define current_thread_info()   task_thread_info(current)
 
 #define __HAVE_THREAD_FUNCTIONS
 
-#define TIF_SYSCALL_TRACE       0       /* syscall trace active */
-#define TIF_DELAYED_TRACE       1       /* single step a syscall */
-#define TIF_NOTIFY_RESUME       2       /* resumption notification requested */
-#define TIF_SIGPENDING          3       /* signal pending */
-#define TIF_NEED_RESCHED        4       /* rescheduling necessary */
-#define TIF_MEMDIE              5
-
-extern int thread_flag_fixme(void);
-
-/*
- * flag set/clear/test wrappers
- * - pass TIF_xxxx constants to these functions
- */
-
-#define __set_tsk_thread_flag(tsk, flag, val) ({        \
-        switch (flag) {                                 \
-        case TIF_SIGPENDING:                            \
-                tsk->thread.work.sigpending = val;      \
-                break;                                  \
-        case TIF_NEED_RESCHED:                          \
-                tsk->thread.work.need_resched = val;    \
-                break;                                  \
-        case TIF_SYSCALL_TRACE:                         \
-                tsk->thread.work.syscall_trace = val;   \
-                break;                                  \
-        case TIF_MEMDIE:                                \
-                tsk->thread.work.memdie = val;          \
-                break;                                  \
-        default:                                        \
-                thread_flag_fixme();                    \
-        }                                               \
+#define setup_thread_stack(p, org) ({                   \
+        *(struct task_struct **)(p)->thread_info = (p); \
+        task_thread_info(p)->task = (p);                \
 })
 
-#define __get_tsk_thread_flag(tsk, flag) ({             \
-        int ___res;                                     \
-        switch (flag) {                                 \
-        case TIF_SIGPENDING:                            \
-                ___res = tsk->thread.work.sigpending;   \
-                break;                                  \
-        case TIF_NEED_RESCHED:                          \
-                ___res = tsk->thread.work.need_resched; \
-                break;                                  \
-        case TIF_SYSCALL_TRACE:                         \
-                ___res = tsk->thread.work.syscall_trace;\
-                break;                                  \
-        case TIF_MEMDIE:                                \
-                ___res = tsk->thread.work.memdie;\
-                break;                                  \
-        default:                                        \
-                ___res = thread_flag_fixme();           \
-        }                                               \
-        ___res;                                         \
-})
-
-#define __get_set_tsk_thread_flag(tsk, flag, val) ({    \
-        int __res = __get_tsk_thread_flag(tsk, flag);   \
-        __set_tsk_thread_flag(tsk, flag, val);          \
-        __res;                                          \
-})
+#define end_of_stack(p) ((unsigned long *)(p)->thread_info + 1)
 
-#define set_tsk_thread_flag(tsk, flag) __set_tsk_thread_flag(tsk, flag, ~0)
-#define clear_tsk_thread_flag(tsk, flag) __set_tsk_thread_flag(tsk, flag, 0)
-#define test_and_set_tsk_thread_flag(tsk, flag) __get_set_tsk_thread_flag(tsk, flag, ~0)
-#define test_tsk_thread_flag(tsk, flag) __get_tsk_thread_flag(tsk, flag)
-
-#define set_thread_flag(flag) set_tsk_thread_flag(current, flag)
-#define clear_thread_flag(flag) clear_tsk_thread_flag(current, flag)
-#define test_thread_flag(flag) test_tsk_thread_flag(current, flag)
-
-#define set_need_resched() set_thread_flag(TIF_NEED_RESCHED)
-#define clear_need_resched() clear_thread_flag(TIF_NEED_RESCHED)
+/* entry.S relies on these definitions!
+ * bits 0-7 are tested at every exception exit
+ * bits 8-15 are also tested at syscall exit
+ */
+#define TIF_SIGPENDING          6       /* signal pending */
+#define TIF_NEED_RESCHED        7       /* rescheduling necessary */
+#define TIF_DELAYED_TRACE       14      /* single step a syscall */
+#define TIF_SYSCALL_TRACE       15      /* syscall trace active */
+#define TIF_MEMDIE              16
 
 #endif  /* _ASM_M68K_THREAD_INFO_H */
diff --git a/include/asm-m68knommu/atomic.h b/include/asm-m68knommu/atomic.h
index a83631ed8c8f..3c1cc153c415 100644
--- a/include/asm-m68knommu/atomic.h
+++ b/include/asm-m68knommu/atomic.h
@@ -128,6 +128,18 @@ static inline int atomic_sub_return(int i, atomic_t * v)
         return temp;
 }
 
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_dec_return(v) atomic_sub_return(1,(v))
 #define atomic_inc_return(v) atomic_add_return(1,(v))
 
diff --git a/include/asm-mips/atomic.h b/include/asm-mips/atomic.h
index 6202eb8a14b7..2c87b41e69ba 100644
--- a/include/asm-mips/atomic.h
+++ b/include/asm-mips/atomic.h
@@ -287,6 +287,27 @@ static __inline__ int atomic_sub_if_positive(int i, atomic_t * v)
         return result;
 }
 
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+/**
+ * atomic_add_unless - add unless the number is a given value
+ * @v: pointer of type atomic_t
+ * @a: the amount to add to v...
+ * @u: ...unless v is equal to u.
+ *
+ * Atomically adds @a to @v, so long as it was not @u.
+ * Returns non-zero if @v was not @u, and zero otherwise.
+ */
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_dec_return(v) atomic_sub_return(1,(v))
 #define atomic_inc_return(v) atomic_add_return(1,(v))
 
diff --git a/include/asm-parisc/atomic.h b/include/asm-parisc/atomic.h
index 048a2c7fd0c0..983e9a2b6042 100644
--- a/include/asm-parisc/atomic.h
+++ b/include/asm-parisc/atomic.h
@@ -164,6 +164,26 @@ static __inline__ int atomic_read(const atomic_t *v)
 }
 
 /* exported interface */
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+/**
+ * atomic_add_unless - add unless the number is a given value
+ * @v: pointer of type atomic_t
+ * @a: the amount to add to v...
+ * @u: ...unless v is equal to u.
+ *
+ * Atomically adds @a to @v, so long as it was not @u.
+ * Returns non-zero if @v was not @u, and zero otherwise.
+ */
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
 
 #define atomic_add(i,v) ((void)(__atomic_add_return( ((int)i),(v))))
 #define atomic_sub(i,v) ((void)(__atomic_add_return(-((int)i),(v))))
diff --git a/include/asm-powerpc/atomic.h b/include/asm-powerpc/atomic.h
index 9c0b372a46e1..ec4b14468959 100644
--- a/include/asm-powerpc/atomic.h
+++ b/include/asm-powerpc/atomic.h
@@ -164,6 +164,33 @@ static __inline__ int atomic_dec_return(atomic_t *v)
         return t;
 }
 
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+/**
+ * atomic_add_unless - add unless the number is a given value
+ * @v: pointer of type atomic_t
+ * @a: the amount to add to v...
+ * @u: ...unless v is equal to u.
+ *
+ * Atomically adds @a to @v, so long as it was not @u.
+ * Returns non-zero if @v was not @u, and zero otherwise.
+ */
+#define atomic_add_unless(v, a, u)                                                       \
+({                                                                                                                       \
+           int c, old;                                                                                   \
+           c = atomic_read(v);                                                                   \
+           for (;;) {                                                                                     \
+                           if (unlikely(c == (u)))                                               \
+                                           break;                                                                 \
+                           old = atomic_cmpxchg((v), c, c + (a));                 \
+                           if (likely(old == c))                                                   \
+                                           break;                                                                 \
+                           c = old;                                                                             \
+           }                                                                                                       \
+           c != (u);                                                                                       \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_sub_and_test(a, v)       (atomic_sub_return((a), (v)) == 0)
 #define atomic_dec_and_test(v)          (atomic_dec_return((v)) == 0)
 
diff --git a/include/asm-powerpc/kexec.h b/include/asm-powerpc/kexec.h
index 062ab9ba68eb..c72ffc709ea8 100644
--- a/include/asm-powerpc/kexec.h
+++ b/include/asm-powerpc/kexec.h
@@ -40,6 +40,7 @@ extern note_buf_t crash_notes[];
 #ifdef __powerpc64__
 extern void kexec_smp_wait(void);       /* get and clear naca physid, wait for
                                           master to copy new code to 0 */
+extern void __init kexec_setup(void);
 #else
 struct kimage;
 extern void machine_kexec_simple(struct kimage *image);
diff --git a/include/asm-powerpc/machdep.h b/include/asm-powerpc/machdep.h
index 5670f0cd6143..c011abb8b600 100644
--- a/include/asm-powerpc/machdep.h
+++ b/include/asm-powerpc/machdep.h
@@ -93,7 +93,9 @@ struct machdep_calls {
 
         void            (*init_IRQ)(void);
         int             (*get_irq)(struct pt_regs *);
-        void            (*cpu_irq_down)(int secondary);
+#ifdef CONFIG_KEXEC
+        void            (*kexec_cpu_down)(int crash_shutdown, int secondary);
+#endif
 
         /* PCI stuff */
         /* Called after scanning the bus, before allocating resources */
diff --git a/include/asm-powerpc/page.h b/include/asm-powerpc/page.h
new file mode 100644
index 000000000000..18c1e5ee81a3
--- /dev/null
+++ b/include/asm-powerpc/page.h
@@ -0,0 +1,179 @@
+#ifndef _ASM_POWERPC_PAGE_H
+#define _ASM_POWERPC_PAGE_H
+
+/*
+ * Copyright (C) 2001,2005 IBM Corporation.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#ifdef __KERNEL__
+#include <linux/config.h>
+#include <asm/asm-compat.h>
+
+/*
+ * On PPC32 page size is 4K. For PPC64 we support either 4K or 64K software
+ * page size. When using 64K pages however, whether we are really supporting
+ * 64K pages in HW or not is irrelevant to those definitions.
+ */
+#ifdef CONFIG_PPC_64K_PAGES
+#define PAGE_SHIFT              16
+#else
+#define PAGE_SHIFT              12
+#endif
+
+#define PAGE_SIZE               (ASM_CONST(1) << PAGE_SHIFT)
+
+/* We do define AT_SYSINFO_EHDR but don't use the gate mechanism */
+#define __HAVE_ARCH_GATE_AREA           1
+
+/*
+ * Subtle: (1 << PAGE_SHIFT) is an int, not an unsigned long. So if we
+ * assign PAGE_MASK to a larger type it gets extended the way we want
+ * (i.e. with 1s in the high bits)
+ */
+#define PAGE_MASK      (~((1 << PAGE_SHIFT) - 1))
+
+#define PAGE_OFFSET     ASM_CONST(CONFIG_KERNEL_START)
+#define KERNELBASE      PAGE_OFFSET
+
+#ifdef CONFIG_DISCONTIGMEM
+#define page_to_pfn(page)       discontigmem_page_to_pfn(page)
+#define pfn_to_page(pfn)        discontigmem_pfn_to_page(pfn)
+#define pfn_valid(pfn)          discontigmem_pfn_valid(pfn)
+#endif
+
+#ifdef CONFIG_FLATMEM
+#define pfn_to_page(pfn)        (mem_map + (pfn))
+#define page_to_pfn(page)       ((unsigned long)((page) - mem_map))
+#define pfn_valid(pfn)          ((pfn) < max_mapnr)
+#endif
+
+#define virt_to_page(kaddr)     pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
+#define pfn_to_kaddr(pfn)       __va((pfn) << PAGE_SHIFT)
+#define virt_addr_valid(kaddr)  pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
+
+#define __va(x) ((void *)((unsigned long)(x) + KERNELBASE))
+#define __pa(x) ((unsigned long)(x) - PAGE_OFFSET)
+
+/*
+ * Unfortunately the PLT is in the BSS in the PPC32 ELF ABI,
+ * and needs to be executable.  This means the whole heap ends
+ * up being executable.
+ */
+#define VM_DATA_DEFAULT_FLAGS32 (VM_READ | VM_WRITE | VM_EXEC | \
+                                 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+
+#define VM_DATA_DEFAULT_FLAGS64 (VM_READ | VM_WRITE | \
+                                 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+
+#ifdef __powerpc64__
+#include <asm/page_64.h>
+#else
+#include <asm/page_32.h>
+#endif
+
+/* align addr on a size boundary - adjust address up/down if needed */
+#define _ALIGN_UP(addr,size)    (((addr)+((size)-1))&(~((size)-1)))
+#define _ALIGN_DOWN(addr,size)  ((addr)&(~((size)-1)))
+
+/* align addr on a size boundary - adjust address up if needed */
+#define _ALIGN(addr,size)     _ALIGN_UP(addr,size)
+
+/* to align the pointer to the (next) page boundary */
+#define PAGE_ALIGN(addr)        _ALIGN(addr, PAGE_SIZE)
+
+#ifndef __ASSEMBLY__
+
+#undef STRICT_MM_TYPECHECKS
+
+#ifdef STRICT_MM_TYPECHECKS
+/* These are used to make use of C type-checking. */
+
+/* PTE level */
+typedef struct { pte_basic_t pte; } pte_t;
+#define pte_val(x)      ((x).pte)
+#define __pte(x)        ((pte_t) { (x) })
+
+/* 64k pages additionally define a bigger "real PTE" type that gathers
+ * the "second half" part of the PTE for pseudo 64k pages
+ */
+#ifdef CONFIG_PPC_64K_PAGES
+typedef struct { pte_t pte; unsigned long hidx; } real_pte_t;
+#else
+typedef struct { pte_t pte; } real_pte_t;
+#endif
+
+/* PMD level */
+typedef struct { unsigned long pmd; } pmd_t;
+#define pmd_val(x)      ((x).pmd)
+#define __pmd(x)        ((pmd_t) { (x) })
+
+/* PUD level exusts only on 4k pages */
+#ifndef CONFIG_PPC_64K_PAGES
+typedef struct { unsigned long pud; } pud_t;
+#define pud_val(x)      ((x).pud)
+#define __pud(x)        ((pud_t) { (x) })
+#endif
+
+/* PGD level */
+typedef struct { unsigned long pgd; } pgd_t;
+#define pgd_val(x)      ((x).pgd)
+#define __pgd(x)        ((pgd_t) { (x) })
+
+/* Page protection bits */
+typedef struct { unsigned long pgprot; } pgprot_t;
+#define pgprot_val(x)   ((x).pgprot)
+#define __pgprot(x)     ((pgprot_t) { (x) })
+
+#else
+
+/*
+ * .. while these make it easier on the compiler
+ */
+
+typedef pte_basic_t pte_t;
+#define pte_val(x)      (x)
+#define __pte(x)        (x)
+
+#ifdef CONFIG_PPC_64K_PAGES
+typedef struct { pte_t pte; unsigned long hidx; } real_pte_t;
+#else
+typedef unsigned long real_pte_t;
+#endif
+
+
+typedef unsigned long pmd_t;
+#define pmd_val(x)      (x)
+#define __pmd(x)        (x)
+
+#ifndef CONFIG_PPC_64K_PAGES
+typedef unsigned long pud_t;
+#define pud_val(x)      (x)
+#define __pud(x)        (x)
+#endif
+
+typedef unsigned long pgd_t;
+#define pgd_val(x)      (x)
+#define pgprot_val(x)   (x)
+
+typedef unsigned long pgprot_t;
+#define __pgd(x)        (x)
+#define __pgprot(x)     (x)
+
+#endif
+
+struct page;
+extern void clear_user_page(void *page, unsigned long vaddr, struct page *pg);
+extern void copy_user_page(void *to, void *from, unsigned long vaddr,
+                struct page *p);
+extern int page_is_ram(unsigned long pfn);
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* __KERNEL__ */
+
+#endif /* _ASM_POWERPC_PAGE_H */
diff --git a/include/asm-powerpc/page_32.h b/include/asm-powerpc/page_32.h
new file mode 100644
index 000000000000..35221300a2ce
--- /dev/null
+++ b/include/asm-powerpc/page_32.h
@@ -0,0 +1,38 @@
+#ifndef _ASM_POWERPC_PAGE_32_H
+#define _ASM_POWERPC_PAGE_32_H
+
+#define VM_DATA_DEFAULT_FLAGS   VM_DATA_DEFAULT_FLAGS32
+
+#ifndef __ASSEMBLY__
+/*
+ * The basic type of a PTE - 64 bits for those CPUs with > 32 bit
+ * physical addressing.  For now this just the IBM PPC440.
+ */
+#ifdef CONFIG_PTE_64BIT
+typedef unsigned long long pte_basic_t;
+#define PTE_SHIFT       (PAGE_SHIFT - 3)        /* 512 ptes per page */
+#define PTE_FMT         "%16Lx"
+#else
+typedef unsigned long pte_basic_t;
+#define PTE_SHIFT       (PAGE_SHIFT - 2)        /* 1024 ptes per page */
+#define PTE_FMT         "%.8lx"
+#endif
+
+struct page;
+extern void clear_pages(void *page, int order);
+static inline void clear_page(void *page) { clear_pages(page, 0); }
+extern void copy_page(void *to, void *from);
+
+/* Pure 2^n version of get_order */
+extern __inline__ int get_order(unsigned long size)
+{
+        int lz;
+
+        size = (size-1) >> PAGE_SHIFT;
+        asm ("cntlzw %0,%1" : "=r" (lz) : "r" (size));
+        return 32 - lz;
+}
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_POWERPC_PAGE_32_H */
diff --git a/include/asm-powerpc/page_64.h b/include/asm-powerpc/page_64.h
new file mode 100644
index 000000000000..c16f106b5373
--- /dev/null
+++ b/include/asm-powerpc/page_64.h
@@ -0,0 +1,174 @@
+#ifndef _ASM_POWERPC_PAGE_64_H
+#define _ASM_POWERPC_PAGE_64_H
+
+/*
+ * Copyright (C) 2001 PPC64 Team, IBM Corp
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+/*
+ * We always define HW_PAGE_SHIFT to 12 as use of 64K pages remains Linux
+ * specific, every notion of page number shared with the firmware, TCEs,
+ * iommu, etc... still uses a page size of 4K.
+ */
+#define HW_PAGE_SHIFT           12
+#define HW_PAGE_SIZE            (ASM_CONST(1) << HW_PAGE_SHIFT)
+#define HW_PAGE_MASK            (~(HW_PAGE_SIZE-1))
+
+/*
+ * PAGE_FACTOR is the number of bits factor between PAGE_SHIFT and
+ * HW_PAGE_SHIFT, that is 4K pages.
+ */
+#define PAGE_FACTOR             (PAGE_SHIFT - HW_PAGE_SHIFT)
+
+#define REGION_SIZE   4UL
+#define REGION_SHIFT  60UL
+#define REGION_MASK   (((1UL<<REGION_SIZE)-1UL)<<REGION_SHIFT)
+
+#define VMALLOCBASE             ASM_CONST(0xD000000000000000)
+#define VMALLOC_REGION_ID       (VMALLOCBASE >> REGION_SHIFT)
+#define KERNEL_REGION_ID        (KERNELBASE >> REGION_SHIFT)
+#define USER_REGION_ID          (0UL)
+#define REGION_ID(ea)           (((unsigned long)(ea)) >> REGION_SHIFT)
+
+/* Segment size */
+#define SID_SHIFT               28
+#define SID_MASK                0xfffffffffUL
+#define ESID_MASK               0xfffffffff0000000UL
+#define GET_ESID(x)             (((x) >> SID_SHIFT) & SID_MASK)
+
+#ifndef __ASSEMBLY__
+#include <asm/cache.h>
+
+typedef unsigned long pte_basic_t;
+
+static __inline__ void clear_page(void *addr)
+{
+        unsigned long lines, line_size;
+
+        line_size = ppc64_caches.dline_size;
+        lines = ppc64_caches.dlines_per_page;
+
+        __asm__ __volatile__(
+        "mtctr  %1      # clear_page\n\
+1:      dcbz    0,%0\n\
+        add     %0,%0,%3\n\
+        bdnz+   1b"
+        : "=r" (addr)
+        : "r" (lines), "0" (addr), "r" (line_size)
+        : "ctr", "memory");
+}
+
+extern void copy_4K_page(void *to, void *from);
+
+#ifdef CONFIG_PPC_64K_PAGES
+static inline void copy_page(void *to, void *from)
+{
+        unsigned int i;
+        for (i=0; i < (1 << (PAGE_SHIFT - 12)); i++) {
+                copy_4K_page(to, from);
+                to += 4096;
+                from += 4096;
+        }
+}
+#else /* CONFIG_PPC_64K_PAGES */
+static inline void copy_page(void *to, void *from)
+{
+        copy_4K_page(to, from);
+}
+#endif /* CONFIG_PPC_64K_PAGES */
+
+/* Log 2 of page table size */
+extern u64 ppc64_pft_size;
+
+/* Large pages size */
+extern unsigned int HPAGE_SHIFT;
+#define HPAGE_SIZE              ((1UL) << HPAGE_SHIFT)
+#define HPAGE_MASK              (~(HPAGE_SIZE - 1))
+#define HUGETLB_PAGE_ORDER      (HPAGE_SHIFT - PAGE_SHIFT)
+
+#endif /* __ASSEMBLY__ */
+
+#ifdef CONFIG_HUGETLB_PAGE
+
+#define HTLB_AREA_SHIFT         40
+#define HTLB_AREA_SIZE          (1UL << HTLB_AREA_SHIFT)
+#define GET_HTLB_AREA(x)        ((x) >> HTLB_AREA_SHIFT)
+
+#define LOW_ESID_MASK(addr, len)    (((1U << (GET_ESID(addr+len-1)+1)) \
+                                      - (1U << GET_ESID(addr))) & 0xffff)
+#define HTLB_AREA_MASK(addr, len)   (((1U << (GET_HTLB_AREA(addr+len-1)+1)) \
+                                      - (1U << GET_HTLB_AREA(addr))) & 0xffff)
+
+#define ARCH_HAS_HUGEPAGE_ONLY_RANGE
+#define ARCH_HAS_PREPARE_HUGEPAGE_RANGE
+#define ARCH_HAS_SETCLEAR_HUGE_PTE
+
+#define touches_hugepage_low_range(mm, addr, len) \
+        (LOW_ESID_MASK((addr), (len)) & (mm)->context.low_htlb_areas)
+#define touches_hugepage_high_range(mm, addr, len) \
+        (HTLB_AREA_MASK((addr), (len)) & (mm)->context.high_htlb_areas)
+
+#define __within_hugepage_low_range(addr, len, segmask) \
+        ((LOW_ESID_MASK((addr), (len)) | (segmask)) == (segmask))
+#define within_hugepage_low_range(addr, len) \
+        __within_hugepage_low_range((addr), (len), \
+                                    current->mm->context.low_htlb_areas)
+#define __within_hugepage_high_range(addr, len, zonemask) \
+        ((HTLB_AREA_MASK((addr), (len)) | (zonemask)) == (zonemask))
+#define within_hugepage_high_range(addr, len) \
+        __within_hugepage_high_range((addr), (len), \
+                                    current->mm->context.high_htlb_areas)
+
+#define is_hugepage_only_range(mm, addr, len) \
+        (touches_hugepage_high_range((mm), (addr), (len)) || \
+          touches_hugepage_low_range((mm), (addr), (len)))
+#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
+
+#define in_hugepage_area(context, addr) \
+        (cpu_has_feature(CPU_FTR_16M_PAGE) && \
+         ( ((1 << GET_HTLB_AREA(addr)) & (context).high_htlb_areas) || \
+           ( ((addr) < 0x100000000L) && \
+             ((1 << GET_ESID(addr)) & (context).low_htlb_areas) ) ) )
+
+#else /* !CONFIG_HUGETLB_PAGE */
+
+#define in_hugepage_area(mm, addr)      0
+
+#endif /* !CONFIG_HUGETLB_PAGE */
+
+#ifdef MODULE
+#define __page_aligned __attribute__((__aligned__(PAGE_SIZE)))
+#else
+#define __page_aligned \
+        __attribute__((__aligned__(PAGE_SIZE), \
+                __section__(".data.page_aligned")))
+#endif
+
+#define VM_DATA_DEFAULT_FLAGS \
+        (test_thread_flag(TIF_32BIT) ? \
+         VM_DATA_DEFAULT_FLAGS32 : VM_DATA_DEFAULT_FLAGS64)
+
+/*
+ * This is the default if a program doesn't have a PT_GNU_STACK
+ * program header entry. The PPC64 ELF ABI has a non executable stack
+ * stack by default, so in the absense of a PT_GNU_STACK program header
+ * we turn execute permission off.
+ */
+#define VM_STACK_DEFAULT_FLAGS32        (VM_READ | VM_WRITE | VM_EXEC | \
+                                         VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+
+#define VM_STACK_DEFAULT_FLAGS64        (VM_READ | VM_WRITE | \
+                                         VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+
+#define VM_STACK_DEFAULT_FLAGS \
+        (test_thread_flag(TIF_32BIT) ? \
+         VM_STACK_DEFAULT_FLAGS32 : VM_STACK_DEFAULT_FLAGS64)
+
+#include <asm-generic/page.h>
+
+#endif /* _ASM_POWERPC_PAGE_64_H */
diff --git a/include/asm-powerpc/vdso_datapage.h b/include/asm-powerpc/vdso_datapage.h
index fc323b51366b..411832d5bbdb 100644
--- a/include/asm-powerpc/vdso_datapage.h
+++ b/include/asm-powerpc/vdso_datapage.h
@@ -73,7 +73,7 @@ struct vdso_data {
         /* those additional ones don't have to be located anywhere
          * special as they were not part of the original systemcfg
          */
-        __s64 wtom_clock_sec;                   /* Wall to monotonic clock */
+        __s32 wtom_clock_sec;                   /* Wall to monotonic clock */
         __s32 wtom_clock_nsec;
         __u32 syscall_map_64[SYSCALL_MAP_SIZE]; /* map of syscalls  */
         __u32 syscall_map_32[SYSCALL_MAP_SIZE]; /* map of syscalls */
diff --git a/include/asm-ppc/immap_85xx.h b/include/asm-ppc/immap_85xx.h
index 50fb5e47094a..9383d0c13ff8 100644
--- a/include/asm-ppc/immap_85xx.h
+++ b/include/asm-ppc/immap_85xx.h
@@ -3,7 +3,7 @@
  *
  * MPC85xx Internal Memory Map
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor, Inc
  *
diff --git a/include/asm-ppc/ipic.h b/include/asm-ppc/ipic.h
index 9092b920997a..0fe396a2b666 100644
--- a/include/asm-ppc/ipic.h
+++ b/include/asm-ppc/ipic.h
@@ -3,7 +3,7 @@
  *
  * IPIC external definitions and structure.
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor, Inc
  *
diff --git a/include/asm-ppc/mpc83xx.h b/include/asm-ppc/mpc83xx.h
index ce212201db2a..7cdf60fa69b6 100644
--- a/include/asm-ppc/mpc83xx.h
+++ b/include/asm-ppc/mpc83xx.h
@@ -3,7 +3,7 @@
  *
  * MPC83xx definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor, Inc
  *
diff --git a/include/asm-ppc/mpc85xx.h b/include/asm-ppc/mpc85xx.h
index d98db980cd49..9d14baea3d71 100644
--- a/include/asm-ppc/mpc85xx.h
+++ b/include/asm-ppc/mpc85xx.h
@@ -3,7 +3,7 @@
  *
  * MPC85xx definitions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor, Inc
  *
diff --git a/include/asm-ppc/ppc_sys.h b/include/asm-ppc/ppc_sys.h
index bba5305c29ed..83d8c77c124d 100644
--- a/include/asm-ppc/ppc_sys.h
+++ b/include/asm-ppc/ppc_sys.h
@@ -3,7 +3,7 @@
  *
  * PPC system definitions and library functions
  *
- * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2005 Freescale Semiconductor, Inc
  *
diff --git a/include/asm-s390/atomic.h b/include/asm-s390/atomic.h
index 9d86ba6f12d0..b3bd4f679f72 100644
--- a/include/asm-s390/atomic.h
+++ b/include/asm-s390/atomic.h
@@ -198,6 +198,18 @@ atomic_compare_and_swap(int expected_oldval,int new_val,atomic_t *v)
         return retval;
 }
 
+#define atomic_cmpxchg(v, o, n) (atomic_compare_and_swap((o), (n), &((v)->counter)))
+
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define smp_mb__before_atomic_dec()     smp_mb()
 #define smp_mb__after_atomic_dec()      smp_mb()
 #define smp_mb__before_atomic_inc()     smp_mb()
diff --git a/include/asm-sh/atomic.h b/include/asm-sh/atomic.h
index 3c4f805da1ac..aabfd334462c 100644
--- a/include/asm-sh/atomic.h
+++ b/include/asm-sh/atomic.h
@@ -87,6 +87,35 @@ static __inline__ int atomic_sub_return(int i, atomic_t * v)
 #define atomic_inc(v) atomic_add(1,(v))
 #define atomic_dec(v) atomic_sub(1,(v))
 
+static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (likely(ret == old))
+                v->counter = new;
+        local_irq_restore(flags);
+
+        return ret;
+}
+
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (ret != u)
+                v->counter += a;
+        local_irq_restore(flags);
+
+        return ret != u;
+}
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 static __inline__ void atomic_clear_mask(unsigned int mask, atomic_t *v)
 {
         unsigned long flags;
diff --git a/include/asm-sh64/atomic.h b/include/asm-sh64/atomic.h
index 8c3872d3e65f..927a2bc27b30 100644
--- a/include/asm-sh64/atomic.h
+++ b/include/asm-sh64/atomic.h
@@ -99,6 +99,35 @@ static __inline__ int atomic_sub_return(int i, atomic_t * v)
 #define atomic_inc(v) atomic_add(1,(v))
 #define atomic_dec(v) atomic_sub(1,(v))
 
+static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (likely(ret == old))
+                v->counter = new;
+        local_irq_restore(flags);
+
+        return ret;
+}
+
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (ret != u)
+                v->counter += a;
+        local_irq_restore(flags);
+
+        return ret != u;
+}
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 static __inline__ void atomic_clear_mask(unsigned int mask, atomic_t *v)
 {
         unsigned long flags;
diff --git a/include/asm-sparc/atomic.h b/include/asm-sparc/atomic.h
index 37f6ab601c3d..62bec7ad271c 100644
--- a/include/asm-sparc/atomic.h
+++ b/include/asm-sparc/atomic.h
@@ -19,6 +19,8 @@ typedef struct { volatile int counter; } atomic_t;
 #define ATOMIC_INIT(i)  { (i) }
 
 extern int __atomic_add_return(int, atomic_t *);
+extern int atomic_cmpxchg(atomic_t *, int, int);
+extern int atomic_add_unless(atomic_t *, int, int);
 extern void atomic_set(atomic_t *, int);
 
 #define atomic_read(v)          ((v)->counter)
@@ -48,6 +50,8 @@ extern void atomic_set(atomic_t *, int);
 #define atomic_dec_and_test(v) (atomic_dec_return(v) == 0)
 #define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0)
 
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 /* This is the old 24-bit implementation.  It's still used internally
  * by some sparc-specific code, notably the semaphore implementation.
  */
diff --git a/include/asm-sparc64/atomic.h b/include/asm-sparc64/atomic.h
index e175afcf2cde..8198c3d0d007 100644
--- a/include/asm-sparc64/atomic.h
+++ b/include/asm-sparc64/atomic.h
@@ -70,6 +70,18 @@ extern int atomic64_sub_ret(int, atomic64_t *);
 #define atomic_add_negative(i, v) (atomic_add_ret(i, v) < 0)
 #define atomic64_add_negative(i, v) (atomic64_add_ret(i, v) < 0)
 
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 /* Atomic operations are already serializing */
 #ifdef CONFIG_SMP
 #define smp_mb__before_atomic_dec()     membar_storeload_loadload();
diff --git a/include/asm-v850/atomic.h b/include/asm-v850/atomic.h
index 395268a8c0de..bede3172ce7f 100644
--- a/include/asm-v850/atomic.h
+++ b/include/asm-v850/atomic.h
@@ -90,6 +90,36 @@ static __inline__ void atomic_clear_mask (unsigned long mask, unsigned long *add
 #define atomic_dec_and_test(v)          (atomic_sub_return (1, (v)) == 0)
 #define atomic_add_negative(i,v)        (atomic_add_return ((i), (v)) < 0)
 
+static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (likely(ret == old))
+                v->counter = new;
+        local_irq_restore(flags);
+
+        return ret;
+}
+
+static inline int atomic_add_unless(atomic_t *v, int a, int u)
+{
+        int ret;
+        unsigned long flags;
+
+        local_irq_save(flags);
+        ret = v->counter;
+        if (ret != u)
+                v->counter += a;
+        local_irq_restore(flags);
+
+        return ret != u;
+}
+
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 /* Atomic operations are already serializing on ARM */
 #define smp_mb__before_atomic_dec()     barrier()
 #define smp_mb__after_atomic_dec()      barrier()
diff --git a/include/asm-x86_64/atomic.h b/include/asm-x86_64/atomic.h
index fc4c5956e1ea..0866ef67f198 100644
--- a/include/asm-x86_64/atomic.h
+++ b/include/asm-x86_64/atomic.h
@@ -360,6 +360,27 @@ static __inline__ int atomic_sub_return(int i, atomic_t *v)
         return atomic_add_return(-i,v);
 }
 
+#define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new))
+
+/**
+ * atomic_add_unless - add unless the number is a given value
+ * @v: pointer of type atomic_t
+ * @a: the amount to add to v...
+ * @u: ...unless v is equal to u.
+ *
+ * Atomically adds @a to @v, so long as it was not @u.
+ * Returns non-zero if @v was not @u, and zero otherwise.
+ */
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
+
 #define atomic_inc_return(v)  (atomic_add_return(1,v))
 #define atomic_dec_return(v)  (atomic_sub_return(1,v))
 
diff --git a/include/asm-x86_64/desc.h b/include/asm-x86_64/desc.h
index 68ac3c62fe3d..b837820c9073 100644
--- a/include/asm-x86_64/desc.h
+++ b/include/asm-x86_64/desc.h
@@ -129,9 +129,16 @@ static inline void set_tssldt_descriptor(void *ptr, unsigned long tss, unsigned
 
 static inline void set_tss_desc(unsigned cpu, void *addr)
 { 
-        set_tssldt_descriptor(&cpu_gdt_table[cpu][GDT_ENTRY_TSS], (unsigned long)addr, 
-                              DESC_TSS,
-                              sizeof(struct tss_struct) - 1);
+        /*
+         * sizeof(unsigned long) coming from an extra "long" at the end
+         * of the iobitmap. See tss_struct definition in processor.h
+         *
+         * -1? seg base+limit should be pointing to the address of the
+         * last valid byte
+         */
+        set_tssldt_descriptor(&cpu_gdt_table[cpu][GDT_ENTRY_TSS],
+                (unsigned long)addr, DESC_TSS,
+                IO_BITMAP_OFFSET + IO_BITMAP_BYTES + sizeof(unsigned long) - 1);
 } 
 
 static inline void set_ldt_desc(unsigned cpu, void *addr, int size)
diff --git a/include/asm-xtensa/atomic.h b/include/asm-xtensa/atomic.h
index 12b5732dc6e5..3670cc7695da 100644
--- a/include/asm-xtensa/atomic.h
+++ b/include/asm-xtensa/atomic.h
@@ -223,6 +223,26 @@ static inline int atomic_sub_return(int i, atomic_t * v)
  */
 #define atomic_add_negative(i,v) (atomic_add_return((i),(v)) < 0)
 
+#define atomic_cmpxchg(v, o, n) ((int)cmpxchg(&((v)->counter), (o), (n)))
+
+/**
+ * atomic_add_unless - add unless the number is a given value
+ * @v: pointer of type atomic_t
+ * @a: the amount to add to v...
+ * @u: ...unless v is equal to u.
+ *
+ * Atomically adds @a to @v, so long as it was not @u.
+ * Returns non-zero if @v was not @u, and zero otherwise.
+ */
+#define atomic_add_unless(v, a, u)                              \
+({                                                              \
+        int c, old;                                             \
+        c = atomic_read(v);                                     \
+        while (c != (u) && (old = atomic_cmpxchg((v), c, c + (a))) != c) \
+                c = old;                                        \
+        c != (u);                                               \
+})
+#define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0)
 
 static inline void atomic_clear_mask(unsigned int mask, atomic_t *v)
 {
diff --git a/include/linux/acct.h b/include/linux/acct.h
index 93c5b3cdf951..9a66401073fc 100644
--- a/include/linux/acct.h
+++ b/include/linux/acct.h
@@ -16,6 +16,8 @@
 #define _LINUX_ACCT_H
 
 #include <linux/types.h>
+#include <linux/jiffies.h>
+
 #include <asm/param.h>
 #include <asm/byteorder.h>
 
diff --git a/include/linux/aio.h b/include/linux/aio.h
index 403d71dcb7c8..49fd37629ee4 100644
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -124,7 +124,7 @@ struct kiocb {
                 (x)->ki_users = 1;                      \
                 (x)->ki_key = KIOCB_SYNC_KEY;           \
                 (x)->ki_filp = (filp);                  \
-                (x)->ki_ctx = &tsk->active_mm->default_kioctx;  \
+                (x)->ki_ctx = NULL;                     \
                 (x)->ki_cancel = NULL;                  \
                 (x)->ki_dtor = NULL;                    \
                 (x)->ki_obj.tsk = tsk;                  \
@@ -210,8 +210,15 @@ struct kioctx *lookup_ioctx(unsigned long ctx_id);
 int FASTCALL(io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
                                   struct iocb *iocb));
 
-#define get_ioctx(kioctx)       do { if (unlikely(atomic_read(&(kioctx)->users) <= 0)) BUG(); atomic_inc(&(kioctx)->users); } while (0)
-#define put_ioctx(kioctx)       do { if (unlikely(atomic_dec_and_test(&(kioctx)->users))) __put_ioctx(kioctx); else if (unlikely(atomic_read(&(kioctx)->users) < 0)) BUG(); } while (0)
+#define get_ioctx(kioctx) do {                                          \
+        BUG_ON(unlikely(atomic_read(&(kioctx)->users) <= 0));           \
+        atomic_inc(&(kioctx)->users);                                   \
+} while (0)
+#define put_ioctx(kioctx) do {                                          \
+        BUG_ON(unlikely(atomic_read(&(kioctx)->users) <= 0));           \
+        if (unlikely(atomic_dec_and_test(&(kioctx)->users)))            \
+                __put_ioctx(kioctx);                                    \
+} while (0)
 
 #define in_aio() !is_sync_wait(current->io_wait)
 /* may be used for debugging */
diff --git a/include/linux/cm4000_cs.h b/include/linux/cm4000_cs.h
new file mode 100644
index 000000000000..605ebe24bb2e
--- /dev/null
+++ b/include/linux/cm4000_cs.h
@@ -0,0 +1,66 @@
+#ifndef _CM4000_H_
+#define _CM4000_H_
+
+#define MAX_ATR                 33
+
+#define CM4000_MAX_DEV          4
+
+/* those two structures are passed via ioctl() from/to userspace.  They are
+ * used by existing userspace programs, so I kepth the awkward "bIFSD" naming
+ * not to break compilation of userspace apps. -HW */
+
+typedef struct atreq {
+        int32_t atr_len;
+        unsigned char atr[64];
+        int32_t power_act;
+        unsigned char bIFSD;
+        unsigned char bIFSC;
+} atreq_t;
+
+
+/* what is particularly stupid in the original driver is the arch-dependant
+ * member sizes. This leads to CONFIG_COMPAT breakage, since 32bit userspace
+ * will lay out the structure members differently than the 64bit kernel.
+ *
+ * I've changed "ptsreq.protocol" from "unsigned long" to "u_int32_t".
+ * On 32bit this will make no difference.  With 64bit kernels, it will make
+ * 32bit apps work, too.
+ */
+
+typedef struct ptsreq {
+        u_int32_t protocol; /*T=0: 2^0, T=1:  2^1*/
+        unsigned char flags;
+        unsigned char pts1;
+        unsigned char pts2;
+        unsigned char pts3;
+} ptsreq_t;
+
+#define CM_IOC_MAGIC            'c'
+#define CM_IOC_MAXNR            255
+
+#define CM_IOCGSTATUS           _IOR (CM_IOC_MAGIC, 0, unsigned char *)
+#define CM_IOCGATR              _IOWR(CM_IOC_MAGIC, 1, atreq_t *)
+#define CM_IOCSPTS              _IOW (CM_IOC_MAGIC, 2, ptsreq_t *)
+#define CM_IOCSRDR              _IO  (CM_IOC_MAGIC, 3)
+#define CM_IOCARDOFF            _IO  (CM_IOC_MAGIC, 4)
+
+#define CM_IOSDBGLVL            _IOW(CM_IOC_MAGIC, 250, int*)
+
+/* card and device states */
+#define CM_CARD_INSERTED                0x01
+#define CM_CARD_POWERED                 0x02
+#define CM_ATR_PRESENT                  0x04
+#define CM_ATR_VALID                    0x08
+#define CM_STATE_VALID                  0x0f
+/* extra info only from CM4000 */
+#define CM_NO_READER                    0x10
+#define CM_BAD_CARD                     0x20
+
+
+#ifdef __KERNEL__
+
+#define DEVICE_NAME             "cmm"
+#define MODULE_NAME             "cm4000_cs"
+
+#endif  /* __KERNEL__ */
+#endif  /* _CM4000_H_ */
diff --git a/include/linux/file.h b/include/linux/file.h
index d3b1a15d5f21..418b6101b59a 100644
--- a/include/linux/file.h
+++ b/include/linux/file.h
@@ -33,13 +33,13 @@ struct fdtable {
  * Open file table structure
  */
 struct files_struct {
-        atomic_t count;
-        spinlock_t file_lock;     /* Protects all the below members.  Nests inside tsk->alloc_lock */
+        atomic_t count;
         struct fdtable *fdt;
         struct fdtable fdtab;
-        fd_set close_on_exec_init;
-        fd_set open_fds_init;
-        struct file * fd_array[NR_OPEN_DEFAULT];
+        fd_set close_on_exec_init;
+        fd_set open_fds_init;
+        struct file * fd_array[NR_OPEN_DEFAULT];
+        spinlock_t file_lock;     /* Protects concurrent writers.  Nests inside tsk->alloc_lock */
 };
 
 #define files_fdtable(files) (rcu_dereference((files)->fdt))
diff --git a/include/linux/fsl_devices.h b/include/linux/fsl_devices.h
index 114d5d59f695..934aa9bda481 100644
--- a/include/linux/fsl_devices.h
+++ b/include/linux/fsl_devices.h
@@ -4,7 +4,7 @@
  * Definitions for any platform device related flags or structures for
  * Freescale processor devices
  *
- * Maintainer: Kumar Gala (kumar.gala@freescale.com)
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
  *
  * Copyright 2004 Freescale Semiconductor, Inc
  *
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index c3779432a723..23279d8f19b1 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -39,8 +39,7 @@ struct vm_area_struct;
 #define __GFP_COMP      ((__force gfp_t)0x4000u)/* Add compound page metadata */
 #define __GFP_ZERO      ((__force gfp_t)0x8000u)/* Return zeroed page on success */
 #define __GFP_NOMEMALLOC ((__force gfp_t)0x10000u) /* Don't use emergency reserves */
-#define __GFP_NORECLAIM  ((__force gfp_t)0x20000u) /* No realy zone reclaim during allocation */
-#define __GFP_HARDWALL   ((__force gfp_t)0x40000u) /* Enforce hardwall cpuset memory allocs */
+#define __GFP_HARDWALL   ((__force gfp_t)0x20000u) /* Enforce hardwall cpuset memory allocs */
 
 #define __GFP_BITS_SHIFT 20     /* Room for 20 __GFP_FOO bits */
 #define __GFP_BITS_MASK ((__force gfp_t)((1 << __GFP_BITS_SHIFT) - 1))
@@ -49,7 +48,7 @@ struct vm_area_struct;
 #define GFP_LEVEL_MASK (__GFP_WAIT|__GFP_HIGH|__GFP_IO|__GFP_FS| \
                         __GFP_COLD|__GFP_NOWARN|__GFP_REPEAT| \
                         __GFP_NOFAIL|__GFP_NORETRY|__GFP_NO_GROW|__GFP_COMP| \
-                        __GFP_NOMEMALLOC|__GFP_NORECLAIM|__GFP_HARDWALL)
+                        __GFP_NOMEMALLOC|__GFP_HARDWALL)
 
 #define GFP_ATOMIC      (__GFP_HIGH)
 #define GFP_NOIO        (__GFP_WAIT)
diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h
index 5912874ca83c..71d2b8a723b9 100644
--- a/include/linux/hardirq.h
+++ b/include/linux/hardirq.h
@@ -90,6 +90,8 @@ extern void synchronize_irq(unsigned int irq);
 #define nmi_enter()             irq_enter()
 #define nmi_exit()              sub_preempt_count(HARDIRQ_OFFSET)
 
+struct task_struct;
+
 #ifndef CONFIG_VIRT_CPU_ACCOUNTING
 static inline void account_user_vtime(struct task_struct *tsk)
 {
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 0cea162b08c0..1056717ee501 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -102,8 +102,8 @@ static inline unsigned long hugetlb_total_pages(void)
 #define hugetlb_fault(mm, vma, addr, write)     ({ BUG(); 0; })
 
 #ifndef HPAGE_MASK
-#define HPAGE_MASK      0               /* Keep the compiler happy */
-#define HPAGE_SIZE      0
+#define HPAGE_MASK      PAGE_MASK               /* Keep the compiler happy */
+#define HPAGE_SIZE      PAGE_SIZE
 #endif
 
 #endif /* !CONFIG_HUGETLB_PAGE */
diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h
index 74abaecdb572..1543daaa9c5e 100644
--- a/include/linux/i2c-id.h
+++ b/include/linux/i2c-id.h
@@ -107,6 +107,7 @@
 #define I2C_DRIVERID_CX25840    71      /* cx2584x video encoder        */
 #define I2C_DRIVERID_SAA7127    72      /* saa7124 video encoder        */
 #define I2C_DRIVERID_SAA711X    73      /* saa711x video encoders       */
+#define I2C_DRIVERID_AKITAIOEXP 74      /* IO Expander on Sharp SL-C1000 */
 
 #define I2C_DRIVERID_EXP0       0xF0    /* experimental use id's        */
 #define I2C_DRIVERID_EXP1       0xF1
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 68ab5f2ab9cd..dcfd2ecccb5d 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -51,7 +51,6 @@
         .page_table_lock =  SPIN_LOCK_UNLOCKED,                 \
         .mmlist         = LIST_HEAD_INIT(name.mmlist),          \
         .cpu_vm_mask    = CPU_MASK_ALL,                         \
-        .default_kioctx = INIT_KIOCTX(name.default_kioctx, name),       \
 }
 
 #define INIT_SIGNALS(sig) {     \
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 0a90205184b0..41f150a3d2dd 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -9,6 +9,7 @@
 #include <linux/preempt.h>
 #include <linux/cpumask.h>
 #include <linux/hardirq.h>
+#include <linux/sched.h>
 #include <asm/atomic.h>
 #include <asm/ptrace.h>
 #include <asm/system.h>
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index f5fa3082fd6a..6cfb114a0c34 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -329,7 +329,7 @@ void get_zone_counts(unsigned long *active, unsigned long *inactive,
 void build_all_zonelists(void);
 void wakeup_kswapd(struct zone *zone, int order);
 int zone_watermark_ok(struct zone *z, int order, unsigned long mark,
-                int alloc_type, int can_try_harder, gfp_t gfp_high);
+                int classzone_idx, int alloc_flags);
 
 #ifdef CONFIG_HAVE_MEMORY_PRESENT
 void memory_present(int nid, unsigned long start, unsigned long end);
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index ba6c310a055f..ee700c6eb442 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -53,12 +53,12 @@ void release_pages(struct page **pages, int nr, int cold);
 
 static inline struct page *page_cache_alloc(struct address_space *x)
 {
-        return alloc_pages(mapping_gfp_mask(x)|__GFP_NORECLAIM, 0);
+        return alloc_pages(mapping_gfp_mask(x), 0);
 }
 
 static inline struct page *page_cache_alloc_cold(struct address_space *x)
 {
-        return alloc_pages(mapping_gfp_mask(x)|__GFP_COLD|__GFP_NORECLAIM, 0);
+        return alloc_pages(mapping_gfp_mask(x)|__GFP_COLD, 0);
 }
 
 typedef int filler_t(void *, struct page *);
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index d00f8ba7f22b..d4c1c8fd2925 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -805,6 +805,10 @@
 #define PCI_DEVICE_ID_APPLE_SH_SUNGEM   0x0051
 #define PCI_DEVICE_ID_APPLE_U3L_AGP     0x0058
 #define PCI_DEVICE_ID_APPLE_U3H_AGP     0x0059
+#define PCI_DEVICE_ID_APPLE_IPID2_AGP   0x0066
+#define PCI_DEVICE_ID_APPLE_IPID2_ATA   0x0069
+#define PCI_DEVICE_ID_APPLE_IPID2_FW    0x006a
+#define PCI_DEVICE_ID_APPLE_IPID2_GMAC  0x006b
 #define PCI_DEVICE_ID_APPLE_TIGON3      0x1645
 
 #define PCI_VENDOR_ID_YAMAHA            0x1073
diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index 5451eb1e781d..fb8d2d24e4bb 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -38,7 +38,7 @@ extern void free_percpu(const void *);
 
 #else /* CONFIG_SMP */
 
-#define per_cpu_ptr(ptr, cpu) (ptr)
+#define per_cpu_ptr(ptr, cpu) ({ (void)(cpu); (ptr); })
 
 static inline void *__alloc_percpu(size_t size, size_t align)
 {
diff --git a/include/linux/pm.h b/include/linux/pm.h
index 1514098d156d..5be87ba3b7ac 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -94,55 +94,6 @@ struct pm_dev
         struct list_head entry;
 };
 
-#ifdef CONFIG_PM
-
-extern int pm_active;
-
-#define PM_IS_ACTIVE() (pm_active != 0)
-
-/*
- * Register a device with power management
- */
-struct pm_dev __deprecated *
-pm_register(pm_dev_t type, unsigned long id, pm_callback callback);
-
-/*
- * Unregister a device with power management
- */
-void __deprecated pm_unregister(struct pm_dev *dev);
-
-/*
- * Unregister all devices with matching callback
- */
-void __deprecated pm_unregister_all(pm_callback callback);
-
-/*
- * Send a request to all devices
- */
-int __deprecated pm_send_all(pm_request_t rqst, void *data);
-
-#else /* CONFIG_PM */
-
-#define PM_IS_ACTIVE() 0
-
-static inline struct pm_dev *pm_register(pm_dev_t type,
-                                         unsigned long id,
-                                         pm_callback callback)
-{
-        return NULL;
-}
-
-static inline void pm_unregister(struct pm_dev *dev) {}
-
-static inline void pm_unregister_all(pm_callback callback) {}
-
-static inline int pm_send_all(pm_request_t rqst, void *data)
-{
-        return 0;
-}
-
-#endif /* CONFIG_PM */
-
 /* Functions above this comment are list-based old-style power
  * managment. Please avoid using them.  */
 
diff --git a/include/linux/pm_legacy.h b/include/linux/pm_legacy.h
new file mode 100644
index 000000000000..1252b45face1
--- /dev/null
+++ b/include/linux/pm_legacy.h
@@ -0,0 +1,56 @@
+#ifndef __LINUX_PM_LEGACY_H__
+#define __LINUX_PM_LEGACY_H__
+
+#include <linux/config.h>
+
+#ifdef CONFIG_PM_LEGACY
+
+extern int pm_active;
+
+#define PM_IS_ACTIVE() (pm_active != 0)
+
+/*
+ * Register a device with power management
+ */
+struct pm_dev __deprecated *
+pm_register(pm_dev_t type, unsigned long id, pm_callback callback);
+
+/*
+ * Unregister a device with power management
+ */
+void __deprecated pm_unregister(struct pm_dev *dev);
+
+/*
+ * Unregister all devices with matching callback
+ */
+void __deprecated pm_unregister_all(pm_callback callback);
+
+/*
+ * Send a request to all devices
+ */
+int __deprecated pm_send_all(pm_request_t rqst, void *data);
+
+#else /* CONFIG_PM_LEGACY */
+
+#define PM_IS_ACTIVE() 0
+
+static inline struct pm_dev *pm_register(pm_dev_t type,
+                                         unsigned long id,
+                                         pm_callback callback)
+{
+        return NULL;
+}
+
+static inline void pm_unregister(struct pm_dev *dev) {}
+
+static inline void pm_unregister_all(pm_callback callback) {}
+
+static inline int pm_send_all(pm_request_t rqst, void *data)
+{
+        return 0;
+}
+
+#endif /* CONFIG_PM_LEGACY */
+
+#endif /* __LINUX_PM_LEGACY_H__ */
+
diff --git a/include/linux/preempt.h b/include/linux/preempt.h
index dd98c54a23b4..d9a2f5254a51 100644
--- a/include/linux/preempt.h
+++ b/include/linux/preempt.h
@@ -7,6 +7,7 @@
  */
 
 #include <linux/config.h>
+#include <linux/thread_info.h>
 #include <linux/linkage.h>
 
 #ifdef CONFIG_DEBUG_PREEMPT
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 2bbf968b23d9..2038bd27b041 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -357,7 +357,6 @@ struct mm_struct {
         /* aio bits */
         rwlock_t                ioctx_list_lock;
         struct kioctx           *ioctx_list;
-        struct kioctx           default_kioctx;
 };
 
 struct sighand_struct {
@@ -1233,32 +1232,49 @@ static inline void task_unlock(struct task_struct *p)
         spin_unlock(&p->alloc_lock);
 }
 
+#ifndef __HAVE_THREAD_FUNCTIONS
+
+#define task_thread_info(task) (task)->thread_info
+
+static inline void setup_thread_stack(struct task_struct *p, struct task_struct *org)
+{
+        *task_thread_info(p) = *task_thread_info(org);
+        task_thread_info(p)->task = p;
+}
+
+static inline unsigned long *end_of_stack(struct task_struct *p)
+{
+        return (unsigned long *)(p->thread_info + 1);
+}
+
+#endif
+
 /* set thread flags in other task's structures
  * - see asm/thread_info.h for TIF_xxxx flags available
  */
 static inline void set_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-        set_ti_thread_flag(tsk->thread_info,flag);
+        set_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline void clear_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-        clear_ti_thread_flag(tsk->thread_info,flag);
+        clear_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline int test_and_set_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-        return test_and_set_ti_thread_flag(tsk->thread_info,flag);
+        return test_and_set_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline int test_and_clear_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-        return test_and_clear_ti_thread_flag(tsk->thread_info,flag);
+        return test_and_clear_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline int test_tsk_thread_flag(struct task_struct *tsk, int flag)
 {
-        return test_ti_thread_flag(tsk->thread_info,flag);
+        return test_ti_thread_flag(task_thread_info(tsk), flag);
 }
 
 static inline void set_tsk_need_resched(struct task_struct *tsk)
@@ -1329,12 +1345,12 @@ extern void signal_wake_up(struct task_struct *t, int resume_stopped);
 
 static inline unsigned int task_cpu(const struct task_struct *p)
 {
-        return p->thread_info->cpu;
+        return task_thread_info(p)->cpu;
 }
 
 static inline void set_task_cpu(struct task_struct *p, unsigned int cpu)
 {
-        p->thread_info->cpu = cpu;
+        task_thread_info(p)->cpu = cpu;
 }
 
 #else
diff --git a/include/linux/smp_lock.h b/include/linux/smp_lock.h
index b63ce7014093..fa1ff3b165fe 100644
--- a/include/linux/smp_lock.h
+++ b/include/linux/smp_lock.h
@@ -2,11 +2,10 @@
 #define __LINUX_SMPLOCK_H
 
 #include <linux/config.h>
+#ifdef CONFIG_LOCK_KERNEL
 #include <linux/sched.h>
 #include <linux/spinlock.h>
 
-#ifdef CONFIG_LOCK_KERNEL
-
 #define kernel_locked()         (current->lock_depth >= 0)
 
 extern int __lockfunc __reacquire_kernel_lock(void);
diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
index d252f45a0f9b..1c4eb41dbd89 100644
--- a/include/linux/thread_info.h
+++ b/include/linux/thread_info.h
@@ -27,31 +27,6 @@ extern long do_no_restart_syscall(struct restart_block *parm);
  * - pass TIF_xxxx constants to these functions
  */
 
-static inline void set_thread_flag(int flag)
-{
-        set_bit(flag,&current_thread_info()->flags);
-}
-
-static inline void clear_thread_flag(int flag)
-{
-        clear_bit(flag,&current_thread_info()->flags);
-}
-
-static inline int test_and_set_thread_flag(int flag)
-{
-        return test_and_set_bit(flag,&current_thread_info()->flags);
-}
-
-static inline int test_and_clear_thread_flag(int flag)
-{
-        return test_and_clear_bit(flag,&current_thread_info()->flags);
-}
-
-static inline int test_thread_flag(int flag)
-{
-        return test_bit(flag,&current_thread_info()->flags);
-}
-
 static inline void set_ti_thread_flag(struct thread_info *ti, int flag)
 {
         set_bit(flag,&ti->flags);
@@ -77,15 +52,19 @@ static inline int test_ti_thread_flag(struct thread_info *ti, int flag)
         return test_bit(flag,&ti->flags);
 }
 
-static inline void set_need_resched(void)
-{
-        set_thread_flag(TIF_NEED_RESCHED);
-}
-
-static inline void clear_need_resched(void)
-{
-        clear_thread_flag(TIF_NEED_RESCHED);
-}
+#define set_thread_flag(flag) \
+        set_ti_thread_flag(current_thread_info(), flag)
+#define clear_thread_flag(flag) \
+        clear_ti_thread_flag(current_thread_info(), flag)
+#define test_and_set_thread_flag(flag) \
+        test_and_set_ti_thread_flag(current_thread_info(), flag)
+#define test_and_clear_thread_flag(flag) \
+        test_and_clear_ti_thread_flag(current_thread_info(), flag)
+#define test_thread_flag(flag) \
+        test_ti_thread_flag(current_thread_info(), flag)
+
+#define set_need_resched()      set_thread_flag(TIF_NEED_RESCHED)
+#define clear_need_resched()    clear_thread_flag(TIF_NEED_RESCHED)
 
 #endif
 
diff --git a/include/linux/time.h b/include/linux/time.h
index 8e83f4e778bb..bfbe92d0767c 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -101,7 +101,7 @@ extern struct timespec timespec_trunc(struct timespec t, unsigned gran);
 static inline void
 set_normalized_timespec (struct timespec *ts, time_t sec, long nsec)
 {
-        while (nsec > NSEC_PER_SEC) {
+        while (nsec >= NSEC_PER_SEC) {
                 nsec -= NSEC_PER_SEC;
                 ++sec;
         }
diff --git a/include/linux/usb.h b/include/linux/usb.h
index 748d04385256..856d232c7562 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -819,7 +819,7 @@ typedef void (*usb_complete_t)(struct urb *, struct pt_regs *);
  */
 struct urb
 {
-        /* private, usb core and host controller only fields in the urb */
+        /* private: usb core and host controller only fields in the urb */
         struct kref kref;               /* reference count of the URB */
         spinlock_t lock;                /* lock for the URB */
         void *hcpriv;                   /* private data for host controller */
@@ -827,7 +827,7 @@ struct urb
         atomic_t use_count;             /* concurrent submissions counter */
         u8 reject;                      /* submissions will fail */
 
-        /* public, documented fields in the urb that can be used by drivers */
+        /* public: documented fields in the urb that can be used by drivers */
         struct list_head urb_list;      /* list head for use by the urb's
                                          * current owner */
         struct usb_device *dev;         /* (in) pointer to associated device */
@@ -1045,7 +1045,7 @@ struct usb_sg_request {
         size_t                  bytes;
 
         /* 
-         * members below are private to usbcore,
+         * members below are private: to usbcore,
          * and are not provided for driver access!
          */
         spinlock_t              lock;
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index a114fff6568b..1cded681eb6d 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -636,6 +636,7 @@ typedef __u64 v4l2_std_id;
 #define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
 #define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
 #define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
+#define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
 
 /* ATSC/HDTV */
 #define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
diff --git a/include/media/ir-common.h b/include/media/ir-common.h
index 0f1ba95ec8d6..ad3e9bb670c3 100644
--- a/include/media/ir-common.h
+++ b/include/media/ir-common.h
@@ -49,6 +49,7 @@ struct ir_input_state {
 
 extern IR_KEYTAB_TYPE ir_codes_rc5_tv[IR_KEYTAB_SIZE];
 extern IR_KEYTAB_TYPE ir_codes_winfast[IR_KEYTAB_SIZE];
+extern IR_KEYTAB_TYPE ir_codes_pinnacle[IR_KEYTAB_SIZE];
 extern IR_KEYTAB_TYPE ir_codes_empty[IR_KEYTAB_SIZE];
 extern IR_KEYTAB_TYPE ir_codes_hauppauge_new[IR_KEYTAB_SIZE];
 extern IR_KEYTAB_TYPE ir_codes_pixelview[IR_KEYTAB_SIZE];
diff --git a/include/media/ir-kbd-i2c.h b/include/media/ir-kbd-i2c.h
index 00fa57eb9fde..730f21ed91db 100644
--- a/include/media/ir-kbd-i2c.h
+++ b/include/media/ir-kbd-i2c.h
@@ -19,4 +19,6 @@ struct IR_i2c {
         char                   phys[32];
         int                    (*get_key)(struct IR_i2c*, u32*, u32*);
 };
+
+int get_key_pinnacle(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw);
 #endif
diff --git a/include/media/tuner.h b/include/media/tuner.h
index 9184e534b7ef..faa0f8e3091b 100644
--- a/include/media/tuner.h
+++ b/include/media/tuner.h
@@ -113,6 +113,7 @@
 #define TUNER_PHILIPS_TD1316            67
 
 #define TUNER_PHILIPS_TUV1236D          68      /* ATI HDTV Wonder */
+#define TUNER_TNF_5335MF                69      /* Sabrent Bt848   */
 
 #define NOTUNER 0
 #define PAL     1       /* PAL_BG */
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
new file mode 100644
index 000000000000..d3fd48157eb8
--- /dev/null
+++ b/include/media/v4l2-common.h
@@ -0,0 +1,110 @@
+/*
+    v4l2 common internal API header
+
+    This header contains internal shared ioctl definitions for use by the
+    internal low-level v4l2 drivers.
+    Each ioctl begins with VIDIOC_INT_ to clearly mark that it is an internal
+    define,
+
+    Copyright (C) 2005  Hans Verkuil <hverkuil@xs4all.nl>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef V4L2_COMMON_H_
+#define V4L2_COMMON_H_
+
+/* VIDIOC_INT_AUDIO_CLOCK_FREQ */
+enum v4l2_audio_clock_freq {
+        V4L2_AUDCLK_32_KHZ  = 32000,
+        V4L2_AUDCLK_441_KHZ = 44100,
+        V4L2_AUDCLK_48_KHZ  = 48000,
+};
+
+/* VIDIOC_INT_G_REGISTER and VIDIOC_INT_S_REGISTER */
+struct v4l2_register {
+        u32 i2c_id;             /* I2C driver ID of the I2C chip. 0 for the I2C adapter. */
+        unsigned long reg;
+        u32 val;
+};
+
+/* VIDIOC_INT_DECODE_VBI_LINE */
+struct v4l2_decode_vbi_line {
+        u32 is_second_field;    /* Set to 0 for the first (odd) field,
+                                   set to 1 for the second (even) field. */
+        u8 *p;                  /* Pointer to the sliced VBI data from the decoder.
+                                   On exit points to the start of the payload. */
+        u32 line;               /* Line number of the sliced VBI data (1-23) */
+        u32 type;               /* VBI service type (V4L2_SLICED_*). 0 if no service found */
+};
+
+/* VIDIOC_INT_G_CHIP_IDENT: identifies the actual chip installed on the board */
+enum v4l2_chip_ident {
+        /* general idents: reserved range 0-49 */
+        V4L2_IDENT_UNKNOWN = 0,
+
+        /* module saa7115: reserved range 100-149 */
+        V4L2_IDENT_SAA7114 = 104,
+        V4L2_IDENT_SAA7115 = 105,
+
+        /* module saa7127: reserved range 150-199 */
+        V4L2_IDENT_SAA7127 = 157,
+        V4L2_IDENT_SAA7129 = 159,
+
+        /* module cx25840: reserved range 200-249 */
+        V4L2_IDENT_CX25840 = 240,
+        V4L2_IDENT_CX25841 = 241,
+        V4L2_IDENT_CX25842 = 242,
+        V4L2_IDENT_CX25843 = 243,
+};
+
+/* only implemented if CONFIG_VIDEO_ADV_DEBUG is defined */
+#define VIDIOC_INT_S_REGISTER           _IOR ('d', 100, struct v4l2_register)
+#define VIDIOC_INT_G_REGISTER           _IOWR('d', 101, struct v4l2_register)
+
+/* Reset the I2C chip */
+#define VIDIOC_INT_RESET                _IO  ('d', 102)
+
+/* Set the frequency of the audio clock output.
+   Used to slave an audio processor to the video decoder, ensuring that audio
+   and video remain synchronized. */
+#define VIDIOC_INT_AUDIO_CLOCK_FREQ     _IOR ('d', 103, enum v4l2_audio_clock_freq)
+
+/* Video decoders that support sliced VBI need to implement this ioctl.
+   Field p of the v4l2_sliced_vbi_line struct is set to the start of the VBI
+   data that was generated by the decoder. The driver then parses the sliced
+   VBI data and sets the other fields in the struct accordingly. The pointer p
+   is updated to point to the start of the payload which can be copied
+   verbatim into the data field of the v4l2_sliced_vbi_data struct. If no
+   valid VBI data was found, then the type field is set to 0 on return. */
+#define VIDIOC_INT_DECODE_VBI_LINE      _IOWR('d', 104, struct v4l2_decode_vbi_line)
+
+/* Used to generate VBI signals on a video signal. v4l2_sliced_vbi_data is
+   filled with the data packets that should be output. Note that if you set
+   the line field to 0, then that VBI signal is disabled. */
+#define VIDIOC_INT_S_VBI_DATA           _IOW ('d', 105, struct v4l2_sliced_vbi_data)
+
+/* Used to obtain the sliced VBI packet from a readback register. Not all
+   video decoders support this. If no data is available because the readback
+   register contains invalid or erroneous data -EIO is returned. Note that
+   you must fill in the 'id' member and the 'field' member (to determine
+   whether CC data from the first or second field should be obtained). */
+#define VIDIOC_INT_G_VBI_DATA           _IOWR('d', 106, struct v4l2_sliced_vbi_data *)
+
+/* Returns the chip identifier or V4L2_IDENT_UNKNOWN if no identification can
+   be made. */
+#define VIDIOC_INT_G_CHIP_IDENT         _IOR ('d', 107, enum v4l2_chip_ident *)
+
+#endif /* V4L2_COMMON_H_ */