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Added "stats.mutexes.reset" mallctl to reset all mutex stats.

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Also switched from the term "lock" to "mutex".
This commit is contained in:
Qi Wang 2017-03-13 17:29:03 -07:00 • committed by Qi Wang
parent bd2006a41b
commit 64c5f5c174
12 changed files with 248 additions and 187 deletions
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14
src/mutex.c
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@ -67,7 +67,7 @@ JEMALLOC_EXPORT int _pthread_mutex_init_calloc_cb(pthread_mutex_t *mutex,
void
malloc_mutex_lock_slow(malloc_mutex_t *mutex) {
lock_prof_data_t *data = &mutex->prof_data;
mutex_prof_data_t *data = &mutex->prof_data;
{//TODO: a smart spin policy
if (!malloc_mutex_trylock(mutex)) {
@ -108,15 +108,21 @@ malloc_mutex_lock_slow(malloc_mutex_t *mutex) {
}
static void
lock_prof_data_init(lock_prof_data_t *data) {
memset(data, 0, sizeof(lock_prof_data_t));
mutex_prof_data_init(mutex_prof_data_t *data) {
memset(data, 0, sizeof(mutex_prof_data_t));
data->prev_owner = NULL;
}
void
malloc_mutex_prof_data_reset(tsdn_t *tsdn, malloc_mutex_t *mutex) {
malloc_mutex_assert_owner(tsdn, mutex);
mutex_prof_data_init(&mutex->prof_data);
}
bool
malloc_mutex_init(malloc_mutex_t *mutex, const char *name,
witness_rank_t rank) {
lock_prof_data_init(&mutex->prof_data);
mutex_prof_data_init(&mutex->prof_data);
#ifdef _WIN32
# if _WIN32_WINNT >= 0x0600
InitializeSRWLock(&mutex->lock);