linux/arch/arm/include/asm/spinlock_types.h
<<
>>
Prefs
   1#ifndef __ASM_SPINLOCK_TYPES_H
   2#define __ASM_SPINLOCK_TYPES_H
   3
   4#ifndef __LINUX_SPINLOCK_TYPES_H
   5# error "please don't include this file directly"
   6#endif
   7
   8#define TICKET_SHIFT    16
   9
  10typedef struct {
  11        union {
  12                u32 slock;
  13                struct __raw_tickets {
  14#ifdef __ARMEB__
  15                        u16 next;
  16                        u16 owner;
  17#else
  18                        u16 owner;
  19                        u16 next;
  20#endif
  21                } tickets;
  22        };
  23} arch_spinlock_t;
  24
  25#define __ARCH_SPIN_LOCK_UNLOCKED       { { 0 } }
  26
  27typedef struct {
  28        u32 lock;
  29} arch_rwlock_t;
  30
  31#define __ARCH_RW_LOCK_UNLOCKED         { 0 }
  32
  33#endif
  34