arch/sparc/include/asm/spinlock_types.h

   1 #ifndef __SPARC_SPINLOCK_TYPES_H
   2 #define __SPARC_SPINLOCK_TYPES_H
   3
   4 #ifdef CONFIG_QUEUED_SPINLOCKS
   5 #include <asm-generic/qspinlock_types.h>
   6 #else
   7
   8 typedef struct {
   9         volatile unsigned char lock;
  10 } arch_spinlock_t;
  11
  12 #define __ARCH_SPIN_LOCK_UNLOCKED       { 0 }
  13 #endif /* CONFIG_QUEUED_SPINLOCKS */
  14
  15 #ifdef CONFIG_QUEUED_RWLOCKS
  16 #include <asm-generic/qrwlock_types.h>
  17 #else
  18 typedef struct {
  19         volatile unsigned int lock;
  20 } arch_rwlock_t;
  21
  22 #define __ARCH_RW_LOCK_UNLOCKED         { 0 }
  23 #endif /* CONFIG_QUEUED_RWLOCKS */
  24 #endif