alistair23-linux/arch/parisc/include/asm/spinlock_types.h
Thomas Gleixner fb3a6bbc91 locking: Convert raw_rwlock to arch_rwlock
Not strictly necessary for -rt as -rt does not have non sleeping
rwlocks, but it's odd to not have a consistent naming convention.

No functional change.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Peter Zijlstra <peterz@infradead.org>
Acked-by: David S. Miller <davem@davemloft.net>
Acked-by: Ingo Molnar <mingo@elte.hu>
Cc: linux-arch@vger.kernel.org
2009-12-14 23:55:32 +01:00

22 lines
444 B
C

#ifndef __ASM_SPINLOCK_TYPES_H
#define __ASM_SPINLOCK_TYPES_H
typedef struct {
#ifdef CONFIG_PA20
volatile unsigned int slock;
# define __ARCH_SPIN_LOCK_UNLOCKED { 1 }
#else
volatile unsigned int lock[4];
# define __ARCH_SPIN_LOCK_UNLOCKED { { 1, 1, 1, 1 } }
#endif
} arch_spinlock_t;
typedef struct {
arch_spinlock_t lock;
volatile int counter;
} arch_rwlock_t;
#define __ARCH_RW_LOCK_UNLOCKED { __ARCH_SPIN_LOCK_UNLOCKED, 0 }
#endif