#ifndef _ASM_X86_MMU_H #define _ASM_X86_MMU_H #include <linux/spinlock.h> #include <linux/mutex.h> /* * The x86 doesn't have a mmu context, but * we put the segment information here. * * cpu_vm_mask is used to optimize ldt flushing. */ typedef struct { void *ldt; #ifdef CONFIG_X86_64 rwlock_t ldtlock; #endif int size; struct mutex lock; void *vdso; } mm_context_t; #ifdef CONFIG_SMP void leave_mm(int cpu); #else static inline void leave_mm(int cpu) { } #endif #endif /* _ASM_X86_MMU_H */