linux/include/asm-x86/mmu_context.h
Jeremy Fitzhardinge c3c2fee384 x86: unify mmu_context.h
Some amount of asm-x86/mmu_context.h can be unified, including
activate_mm paravirt hook.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: xen-devel <xen-devel@lists.xensource.com>
Cc: Stephen Tweedie <sct@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2008-07-08 13:10:31 +02:00

38 lines
800 B
C

#ifndef __ASM_X86_MMU_CONTEXT_H
#define __ASM_X86_MMU_CONTEXT_H
#include <asm/desc.h>
#include <asm/atomic.h>
#include <asm/pgalloc.h>
#include <asm/tlbflush.h>
#include <asm/paravirt.h>
#ifndef CONFIG_PARAVIRT
#include <asm-generic/mm_hooks.h>
static inline void paravirt_activate_mm(struct mm_struct *prev,
struct mm_struct *next)
{
}
#endif /* !CONFIG_PARAVIRT */
/*
* Used for LDT copy/destruction.
*/
int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
void destroy_context(struct mm_struct *mm);
#ifdef CONFIG_X86_32
# include "mmu_context_32.h"
#else
# include "mmu_context_64.h"
#endif
#define activate_mm(prev, next) \
do { \
paravirt_activate_mm((prev), (next)); \
switch_mm((prev), (next), NULL); \
} while (0);
#endif /* __ASM_X86_MMU_CONTEXT_H */