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File: [Development] / linux-2.6-xfs / include / asm-parisc / spinlock_types.h (download)

Revision 1.2, Mon Dec 5 21:19:08 2005 UTC (11 years, 10 months ago) by nathans.longdrop.melbourne.sgi.com
Branch: MAIN
Changes since 1.1: +6 -2 lines 

Merge up to 2.6.15-rc5.
Merge of 2.6.x-xfs-melb:linux:24672a by kenmcd.

#ifndef __ASM_SPINLOCK_TYPES_H
#define __ASM_SPINLOCK_TYPES_H

#ifndef __LINUX_SPINLOCK_TYPES_H
# error "please don't include this file directly"
#endif

typedef struct {
#ifdef CONFIG_PA20
	volatile unsigned int slock;
# define __RAW_SPIN_LOCK_UNLOCKED { 1 }
#else
	volatile unsigned int lock[4];
# define __RAW_SPIN_LOCK_UNLOCKED	{ { 1, 1, 1, 1 } }
#endif
} raw_spinlock_t;

typedef struct {
	raw_spinlock_t lock;
	volatile int counter;
} raw_rwlock_t;

#define __RAW_RW_LOCK_UNLOCKED		{ __RAW_SPIN_LOCK_UNLOCKED, 0 }

#endif