i386/linux/linux-2.3.21/include/asm-sparc/mmu_context.h

   1 #ifndef __SPARC_MMU_CONTEXT_H
   2 #define __SPARC_MMU_CONTEXT_H
   3
   4 #include <asm/btfixup.h>
   5
   6 /* For now I still leave the context handling in the
   7  * switch_to() macro, I'll do it right soon enough.
   8  */
   9 #define get_mmu_context(x) do { } while (0)
  10
  11 /* Initialize the context related info for a new mm_struct
  12  * instance.
  13  */
  14 BTFIXUPDEF_CALL(void, init_new_context, struct mm_struct *)
  15
  16 #define init_new_context(mm) BTFIXUP_CALL(init_new_context)(mm)
  17
  18 /* Destroy context related info for an mm_struct that is about
  19  * to be put to rest.
  20  */
  21 BTFIXUPDEF_CALL(void, destroy_context, struct mm_struct *)
  22
  23 #define destroy_context(mm) BTFIXUP_CALL(destroy_context)(mm)
  24
  25 /* This need not do anything on Sparc32.  The switch happens
  26  * properly later as a side effect of calling flush_thread.
  27  */
  28 #define activate_context(tsk)   do { } while(0)
  29
  30 #endif /* !(__SPARC_MMU_CONTEXT_H) */