tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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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 */
11typedef struct {
12 void *ldt;
13 int size;
14
15#ifdef CONFIG_X86_64
16 /* True if mm supports a task running in 32 bit compatibility mode. */
17 unsigned short ia32_compat;
18#endif
19
20 struct mutex lock;
21 void __user *vdso;
22
23 atomic_t perf_rdpmc_allowed; /* nonzero if rdpmc is allowed */
24} mm_context_t;
25
26#ifdef CONFIG_SMP
27void leave_mm(int cpu);
28#else
29static inline void leave_mm(int cpu)
30{
31}
32#endif
33
34#endif /* _ASM_X86_MMU_H */