tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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 * cpu_vm_mask is used to optimize ldt flushing.
12 */
13typedef struct {
14 void *ldt;
15#ifdef CONFIG_X86_64
16 rwlock_t ldtlock;
17#endif
18 int size;
19 struct mutex lock;
20 void *vdso;
21} mm_context_t;
22
23#ifdef CONFIG_SMP
24void leave_mm(int cpu);
25#else
26static inline void leave_mm(int cpu)
27{
28}
29#endif
30
31#endif /* _ASM_X86_MMU_H */