diff options
Diffstat (limited to 'arch/x86/include/asm/mmu.h')
-rw-r--r-- | arch/x86/include/asm/mmu.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mmu.h b/arch/x86/include/asm/mmu.h new file mode 100644 index 000000000000..80a1dee5bea5 --- /dev/null +++ b/arch/x86/include/asm/mmu.h | |||
@@ -0,0 +1,26 @@ | |||
1 | #ifndef _ASM_X86_MMU_H | ||
2 | #define _ASM_X86_MMU_H | ||
3 | |||
4 | #include <linux/spinlock.h> | ||
5 | #include <linux/mutex.h> | ||
6 | |||
7 | /* | ||
8 | * The x86 doesn't have a mmu context, but | ||
9 | * we put the segment information here. | ||
10 | */ | ||
11 | typedef struct { | ||
12 | void *ldt; | ||
13 | int size; | ||
14 | struct mutex lock; | ||
15 | void *vdso; | ||
16 | } mm_context_t; | ||
17 | |||
18 | #ifdef CONFIG_SMP | ||
19 | void leave_mm(int cpu); | ||
20 | #else | ||
21 | static inline void leave_mm(int cpu) | ||
22 | { | ||
23 | } | ||
24 | #endif | ||
25 | |||
26 | #endif /* _ASM_X86_MMU_H */ | ||