release/src-rt-6.x.4708/linux/linux-2.6.36/arch/cris/include/asm/mmu_context.h

   1 #ifndef __CRIS_MMU_CONTEXT_H
   2 #define __CRIS_MMU_CONTEXT_H
   3
   4 #include <asm-generic/mm_hooks.h>
   5
   6 extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
   7 extern void get_mmu_context(struct mm_struct *mm);
   8 extern void destroy_context(struct mm_struct *mm);
   9 extern void switch_mm(struct mm_struct *prev, struct mm_struct *next,
  10                       struct task_struct *tsk);
  11
  12 #define deactivate_mm(tsk,mm)   do { } while (0)
  13
  14 #define activate_mm(prev,next) switch_mm((prev),(next),NULL)
  15
  16 /* current active pgd - this is similar to other processors pgd
  17  * registers like cr3 on the i386
  18  */
  19
  20 /* defined in arch/cris/mm/fault.c */
  21 DECLARE_PER_CPU(pgd_t *, current_pgd);
  22
  23 static inline void enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk)
  24 {
  25 }
  26
  27 #endif