diff options
author | Ted Unangst <tedu@cvs.openbsd.org> | 2013-05-21 20:05:31 +0000 |
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committer | Ted Unangst <tedu@cvs.openbsd.org> | 2013-05-21 20:05:31 +0000 |
commit | 1223d06696f7e28ea88bca80018594fdcd57b172 (patch) | |
tree | e341da38c545b15b66d9e7a68c2b72d4935f1a68 /sys/arch/hppa64 | |
parent | 1fb7bca1316e90db7b342fe0821eadb80b983d9f (diff) |
remove unused cpu_lock code (where it is truly unused). it is not
part of the future we have planned. middling ok from a few
Diffstat (limited to 'sys/arch/hppa64')
-rw-r--r-- | sys/arch/hppa64/include/lock.h | 41 |
1 files changed, 1 insertions, 40 deletions
diff --git a/sys/arch/hppa64/include/lock.h b/sys/arch/hppa64/include/lock.h index 784909894d0..dd4a03257c3 100644 --- a/sys/arch/hppa64/include/lock.h +++ b/sys/arch/hppa64/include/lock.h @@ -1,4 +1,4 @@ -/* $OpenBSD: lock.h,v 1.5 2012/06/05 15:06:10 jsing Exp $ */ +/* $OpenBSD: lock.h,v 1.6 2013/05/21 20:05:30 tedu Exp $ */ /* public domain */ @@ -7,43 +7,4 @@ #include <machine/atomic.h> -typedef volatile u_int __cpu_simple_lock_t; - -#define __SIMPLELOCK_LOCKED 0 -#define __SIMPLELOCK_UNLOCKED 1 - -static __inline__ void -__cpu_simple_lock_init(__cpu_simple_lock_t *l) -{ - *l = __SIMPLELOCK_UNLOCKED; -} - -static __inline__ void -__cpu_simple_lock(__cpu_simple_lock_t *l) -{ - volatile u_int old; - - do { - __asm__ __volatile__ - ("ldcw,co %1, %0" : "=r" (old), "=m" (l) : "m" (l)); - } while (old != __SIMPLELOCK_UNLOCKED); -} - -static __inline__ int -__cpu_simple_lock_try(__cpu_simple_lock_t *l) -{ - volatile u_int old; - - __asm__ __volatile__ - ("ldcw,co %1, %0" : "=r" (old), "=m" (l) : "m" (l)); - - return (old == __SIMPLELOCK_UNLOCKED); -} - -static __inline__ void -__cpu_simple_unlock(__cpu_simple_lock_t *l) -{ - *l = __SIMPLELOCK_UNLOCKED; -} - #endif /* _MACHINE_LOCK_H_ */ |