release/src-rt-6.x.4708/linux/linux-2.6.36/arch/sparc/include/asm/spinlock_types.h

   1 #ifndef __SPARC_SPINLOCK_TYPES_H
   2 #define __SPARC_SPINLOCK_TYPES_H
   3
   4 #ifndef __LINUX_SPINLOCK_TYPES_H
   5 # error "please don't include this file directly"
   6 #endif
   7
   8 typedef struct {
   9         volatile unsigned char lock;
  10 } arch_spinlock_t;
  11
  12 #define __ARCH_SPIN_LOCK_UNLOCKED       { 0 }
  13
  14 typedef struct {
  15         volatile unsigned int lock;
  16 } arch_rwlock_t;
  17
  18 #define __ARCH_RW_LOCK_UNLOCKED         { 0 }
  19
  20 #endif