include/asm-ia64/mmu.h

   1 #ifndef __MMU_H
   2 #define __MMU_H
   3
   4 /*
   5  * Type for a context number.  We declare it volatile to ensure proper ordering when it's
   6  * accessed outside of spinlock'd critical sections (e.g., as done in activate_mm() and
   7  * init_new_context()).
   8  */
   9 typedef volatile unsigned long mm_context_t;
  10
  11 #endif