Merge branches 'x86/acpi', 'x86/apic', 'x86/asm', 'x86/cleanups', 'x86/mm', 'x86...

[linux-2.6-omap-h63xx.git] / arch / x86 / include / asm / processor.h

diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index 84afa0d4d7177e4cf4f7ae88fb74c27cce7bab19..c7a98f7382105b9ecbddac8ec91de62049a7b826 100644 (file)
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -16,6 +16,7 @@ struct mm_struct;
 #include <asm/cpufeature.h>
 #include <asm/system.h>
 #include <asm/page.h>
+#include <asm/pgtable_types.h>
 #include <asm/percpu.h>
 #include <asm/msr.h>
 #include <asm/desc_defs.h>
@@ -353,7 +354,7 @@ struct i387_soft_struct {
        u8                      no_update;
        u8                      rm;
        u8                      alimit;
-       struct info             *info;
+       struct math_emu_info    *info;
        u32                     entry_eip;
 };
 
@@ -393,10 +394,15 @@ union irq_stack_union {
 };
 
 DECLARE_PER_CPU(union irq_stack_union, irq_stack_union);
+DECLARE_INIT_PER_CPU(irq_stack_union);
+
 DECLARE_PER_CPU(char *, irq_stack_ptr);
+#else  /* X86_64 */
+#ifdef CONFIG_CC_STACKPROTECTOR
+DECLARE_PER_CPU(unsigned long, stack_canary);
 #endif
+#endif /* X86_64 */
 
-extern void print_cpu_info(struct cpuinfo_x86 *);
 extern unsigned int xstate_size;
 extern void free_thread_xstate(struct task_struct *);
 extern struct kmem_cache *task_xstate_cachep;
@@ -768,7 +774,8 @@ extern int sysenter_setup(void);
 extern struct desc_ptr         early_gdt_descr;
 
 extern void cpu_set_gdt(int);
-extern void switch_to_new_gdt(void);
+extern void switch_to_new_gdt(int);
+extern void load_percpu_segment(int);
 extern void cpu_init(void);
 
 static inline unsigned long get_debugctlmsr(void)
@@ -854,6 +861,7 @@ static inline void spin_lock_prefetch(const void *x)
  * User space process size: 3GB (default).
  */
 #define TASK_SIZE              PAGE_OFFSET
+#define TASK_SIZE_MAX          TASK_SIZE
 #define STACK_TOP              TASK_SIZE
 #define STACK_TOP_MAX          STACK_TOP
 
@@ -913,7 +921,7 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk);
 /*
  * User space process size. 47bits minus one guard page.
  */
-#define TASK_SIZE64    ((1UL << 47) - PAGE_SIZE)
+#define TASK_SIZE_MAX  ((1UL << 47) - PAGE_SIZE)
 
 /* This decides where the kernel will search for a free chunk of vm
  * space during mmap's.
@@ -922,12 +930,12 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk);
                                        0xc0000000 : 0xFFFFe000)
 
 #define TASK_SIZE              (test_thread_flag(TIF_IA32) ? \
-                                       IA32_PAGE_OFFSET : TASK_SIZE64)
+                                       IA32_PAGE_OFFSET : TASK_SIZE_MAX)
 #define TASK_SIZE_OF(child)    ((test_tsk_thread_flag(child, TIF_IA32)) ? \
-                                       IA32_PAGE_OFFSET : TASK_SIZE64)
+                                       IA32_PAGE_OFFSET : TASK_SIZE_MAX)
 
 #define STACK_TOP              TASK_SIZE
-#define STACK_TOP_MAX          TASK_SIZE64
+#define STACK_TOP_MAX          TASK_SIZE_MAX
 
 #define INIT_THREAD  { \
        .sp0 = (unsigned long)&init_stack + sizeof(init_stack) \