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| author | Jason Evans <jasone@canonware.com> | 2016-04-14 06:36:15 (GMT) |
|---|---|---|
| committer | Jason Evans <jasone@canonware.com> | 2016-04-14 09:09:28 (GMT) |
| commit | b2c0d6322d2307458ae2b28545f8a5c9903d7ef5 (patch) | |
| tree | 0ab71b856358e4705440ace0661ac4ed9c3e5766 /src/mutex.c | |
| parent | 8413463f3a334f14c55589e57d3e82dd594ef479 (diff) | |
| download | jemalloc-b2c0d6322d2307458ae2b28545f8a5c9903d7ef5.zip jemalloc-b2c0d6322d2307458ae2b28545f8a5c9903d7ef5.tar.gz jemalloc-b2c0d6322d2307458ae2b28545f8a5c9903d7ef5.tar.bz2 | |
Add witness, a simple online locking validator.
This resolves #358.
Diffstat (limited to 'src/mutex.c')
| -rw-r--r-- | src/mutex.c | 21 |
1 files changed, 12 insertions, 9 deletions
diff --git a/src/mutex.c b/src/mutex.c index 2d47af9..4174f42 100644 --- a/src/mutex.c +++ b/src/mutex.c @@ -69,7 +69,7 @@ JEMALLOC_EXPORT int _pthread_mutex_init_calloc_cb(pthread_mutex_t *mutex, #endif bool -malloc_mutex_init(malloc_mutex_t *mutex) +malloc_mutex_init(malloc_mutex_t *mutex, const char *name, witness_rank_t rank) { #ifdef _WIN32 @@ -103,31 +103,34 @@ malloc_mutex_init(malloc_mutex_t *mutex) } pthread_mutexattr_destroy(&attr); #endif + if (config_debug) + witness_init(&mutex->witness, name, rank, NULL); return (false); } void -malloc_mutex_prefork(malloc_mutex_t *mutex) +malloc_mutex_prefork(tsd_t *tsd, malloc_mutex_t *mutex) { - malloc_mutex_lock(mutex); + malloc_mutex_lock(tsd, mutex); } void -malloc_mutex_postfork_parent(malloc_mutex_t *mutex) +malloc_mutex_postfork_parent(tsd_t *tsd, malloc_mutex_t *mutex) { - malloc_mutex_unlock(mutex); + malloc_mutex_unlock(tsd, mutex); } void -malloc_mutex_postfork_child(malloc_mutex_t *mutex) +malloc_mutex_postfork_child(tsd_t *tsd, malloc_mutex_t *mutex) { #ifdef JEMALLOC_MUTEX_INIT_CB - malloc_mutex_unlock(mutex); + malloc_mutex_unlock(tsd, mutex); #else - if (malloc_mutex_init(mutex)) { + if (malloc_mutex_init(mutex, mutex->witness.name, + mutex->witness.rank)) { malloc_printf("<jemalloc>: Error re-initializing mutex in " "child\n"); if (opt_abort) @@ -137,7 +140,7 @@ malloc_mutex_postfork_child(malloc_mutex_t *mutex) } bool -mutex_boot(void) +malloc_mutex_boot(void) { #ifdef JEMALLOC_MUTEX_INIT_CB |