include/asm-x86/mmu_context.h

   1 #ifndef __ASM_X86_MMU_CONTEXT_H
   2 #define __ASM_X86_MMU_CONTEXT_H
   3
   4 #include <asm/desc.h>
   5 #include <asm/atomic.h>
   6 #include <asm/pgalloc.h>
   7 #include <asm/tlbflush.h>
   8 #include <asm/paravirt.h>
   9 #ifndef CONFIG_PARAVIRT
  10 #include <asm-generic/mm_hooks.h>
  11
  12 static inline void paravirt_activate_mm(struct mm_struct *prev,
  13                                         struct mm_struct *next)
  14 {
  15 }
  16 #endif  /* !CONFIG_PARAVIRT */
  17
  18 /*
  19  * Used for LDT copy/destruction.
  20  */
  21 int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
  22 void destroy_context(struct mm_struct *mm);
  23
  24 #ifdef CONFIG_X86_32
  25 # include "mmu_context_32.h"
  26 #else
  27 # include "mmu_context_64.h"
  28 #endif
  29
  30 #define activate_mm(prev, next)                 \
  31 do {                                            \
  32         paravirt_activate_mm((prev), (next));   \
  33         switch_mm((prev), (next), NULL);        \
  34 } while (0);
  35
  36
  37 #endif /* __ASM_X86_MMU_CONTEXT_H */