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Handle log_mtx during forking

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This commit is contained in:
Yinan Zhang 2019-12-20 10:38:05 -08:00
parent ea42174d07
commit 112dc36dd5
3 changed files with 6 additions and 1 deletions
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3
src/prof.c
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@ -1119,6 +1119,7 @@ prof_prefork0(tsdn_t *tsdn) {
for (i = 0; i < PROF_NTDATA_LOCKS; i++) {
malloc_mutex_prefork(tsdn, &tdata_locks[i]);
}
malloc_mutex_prefork(tsdn, &log_mtx);
for (i = 0; i < PROF_NCTX_LOCKS; i++) {
malloc_mutex_prefork(tsdn, &gctx_locks[i]);
}
@ -1150,6 +1151,7 @@ prof_postfork_parent(tsdn_t *tsdn) {
for (i = 0; i < PROF_NCTX_LOCKS; i++) {
malloc_mutex_postfork_parent(tsdn, &gctx_locks[i]);
}
malloc_mutex_postfork_parent(tsdn, &log_mtx);
for (i = 0; i < PROF_NTDATA_LOCKS; i++) {
malloc_mutex_postfork_parent(tsdn, &tdata_locks[i]);
}
@ -1172,6 +1174,7 @@ prof_postfork_child(tsdn_t *tsdn) {
for (i = 0; i < PROF_NCTX_LOCKS; i++) {
malloc_mutex_postfork_child(tsdn, &gctx_locks[i]);
}
malloc_mutex_postfork_child(tsdn, &log_mtx);
for (i = 0; i < PROF_NTDATA_LOCKS; i++) {
malloc_mutex_postfork_child(tsdn, &tdata_locks[i]);
}

2
src/prof_log.c
View file

@ -104,7 +104,7 @@ static prof_alloc_node_t *log_alloc_first = NULL;
static prof_alloc_node_t *log_alloc_last = NULL;
/* Protects the prof_logging_state and any log_{...} variable. */
static malloc_mutex_t log_mtx;
malloc_mutex_t log_mtx;
/******************************************************************************/
/*