diff options
author | pjd <pjd@FreeBSD.org> | 2009-07-09 20:22:05 +0000 |
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committer | pjd <pjd@FreeBSD.org> | 2009-07-09 20:22:05 +0000 |
commit | d8377a604cb8480703c77bad2df6defd63f40e2d (patch) | |
tree | 54dec725b287445b7ac09e0a90da06c4f4d0d081 | |
parent | dcfe611845bcded2f3a99bf14db514ce5acf89b8 (diff) | |
download | FreeBSD-src-d8377a604cb8480703c77bad2df6defd63f40e2d.zip FreeBSD-src-d8377a604cb8480703c77bad2df6defd63f40e2d.tar.gz |
The mutex_owned() macro should operate on kmutex_t and not on mutex_t.
This fixes 'zdb <poolname>' crash.
Reported by: avg
Approved by: re (kib)
-rw-r--r-- | cddl/contrib/opensolaris/head/thread.h | 1 | ||||
-rw-r--r-- | cddl/contrib/opensolaris/lib/libzpool/common/kernel.c | 8 | ||||
-rw-r--r-- | cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h | 2 |
3 files changed, 10 insertions, 1 deletions
diff --git a/cddl/contrib/opensolaris/head/thread.h b/cddl/contrib/opensolaris/head/thread.h index b374b8a..818f078 100644 --- a/cddl/contrib/opensolaris/head/thread.h +++ b/cddl/contrib/opensolaris/head/thread.h @@ -53,7 +53,6 @@ typedef pthread_rwlock_t rwlock_t; #define mutex_lock(l) pthread_mutex_lock(l) #define mutex_trylock(l) pthread_mutex_trylock(l) #define mutex_unlock(l) pthread_mutex_unlock(l) -#define mutex_owned(l) pthread_mutex_isowned_np(l) #define rwlock_init(l,f,a) pthread_rwlock_init(l,NULL) #define rwlock_destroy(l) pthread_rwlock_destroy(l) #define rw_rdlock(l) pthread_rwlock_rdlock(l) diff --git a/cddl/contrib/opensolaris/lib/libzpool/common/kernel.c b/cddl/contrib/opensolaris/lib/libzpool/common/kernel.c index 467cf5c..a13cd76 100644 --- a/cddl/contrib/opensolaris/lib/libzpool/common/kernel.c +++ b/cddl/contrib/opensolaris/lib/libzpool/common/kernel.c @@ -115,6 +115,14 @@ zmutex_destroy(kmutex_t *mp) mp->initialized = B_FALSE; } +int +zmutex_owned(kmutex_t *mp) +{ + ASSERT(mp->initialized == B_TRUE); + + return (mp->m_owner == curthread); +} + void mutex_enter(kmutex_t *mp) { diff --git a/cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h b/cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h index 7ae7f9d..4ef6472 100644 --- a/cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h +++ b/cddl/contrib/opensolaris/lib/libzpool/common/sys/zfs_context.h @@ -237,9 +237,11 @@ typedef struct kmutex { #define mutex_init(mp, b, c, d) zmutex_init((kmutex_t *)(mp)) #define mutex_destroy(mp) zmutex_destroy((kmutex_t *)(mp)) +#define mutex_owned(mp) zmutex_owned((kmutex_t *)(mp)) extern void zmutex_init(kmutex_t *mp); extern void zmutex_destroy(kmutex_t *mp); +extern int zmutex_owned(kmutex_t *mp); extern void mutex_enter(kmutex_t *mp); extern void mutex_exit(kmutex_t *mp); extern int mutex_tryenter(kmutex_t *mp); |