diff options
| author | Peter Wemm <peter@FreeBSD.org> | 2004-07-20 02:15:10 +0000 |
|---|---|---|
| committer | Peter Wemm <peter@FreeBSD.org> | 2004-07-20 02:15:10 +0000 |
| commit | b09cb1027bcdc42c0d086841f3da25d6ec6c79b7 (patch) | |
| tree | 786ce5a490558333465210c5395267d3f0be9ba1 /sys | |
| parent | b00fb497421eb7d6360f15bca267004ca1bd1326 (diff) | |
Notes
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/kern/kern_mutex.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sys/kern/kern_mutex.c b/sys/kern/kern_mutex.c index 0dc39146b9dd..c6f7b3ecbe80 100644 --- a/sys/kern/kern_mutex.c +++ b/sys/kern/kern_mutex.c @@ -465,7 +465,7 @@ _mtx_lock_sleep(struct mtx *m, int opts, const char *file, int line) */ if (v == MTX_UNOWNED) { turnstile_release(&m->mtx_object); -#ifdef __i386__ +#if defined(__i386__) || defined(__amd64__) ia32_pause(); #endif continue; @@ -497,7 +497,7 @@ _mtx_lock_sleep(struct mtx *m, int opts, const char *file, int line) !atomic_cmpset_ptr(&m->mtx_lock, (void *)v, (void *)(v | MTX_CONTESTED))) { turnstile_release(&m->mtx_object); -#ifdef __i386__ +#if defined(__i386__) || defined(__amd64__) ia32_pause(); #endif continue; @@ -512,7 +512,7 @@ _mtx_lock_sleep(struct mtx *m, int opts, const char *file, int line) if (m != &Giant && TD_IS_RUNNING(owner)) { turnstile_release(&m->mtx_object); while (mtx_owner(m) == owner && TD_IS_RUNNING(owner)) { -#ifdef __i386__ +#if defined(__i386__) || defined(__amd64__) ia32_pause(); #endif } @@ -579,7 +579,7 @@ _mtx_lock_spin(struct mtx *m, int opts, const char *file, int line) critical_exit(); while (m->mtx_lock != MTX_UNOWNED) { if (i++ < 10000000) { -#ifdef __i386__ +#if defined(__i386__) || defined(__amd64__) ia32_pause(); #endif continue; @@ -595,7 +595,7 @@ _mtx_lock_spin(struct mtx *m, int opts, const char *file, int line) #endif panic("spin lock held too long"); } -#ifdef __i386__ +#if defined(__i386__) || defined(__amd64__) ia32_pause(); #endif } |