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Use iallocztm instead of ialloc in prof_log functions.

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Explicitly use iallocztm for internal allocations.  ialloc could trigger arena
creation, which may cause lock order reversal (narenas_mtx and log_mtx).
This commit is contained in:
Qi Wang 2019-04-02 13:34:50 -07:00 committed by Qi Wang
parent 6fe11633b0
commit 978a7a21ae
1 changed files with 8 additions and 5 deletions
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11
src/prof.c
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@ -376,7 +376,8 @@ prof_log_bt_index(tsd_t *tsd, prof_bt_t *bt) {
size_t sz = offsetof(prof_bt_node_t, vec) +
(bt->len * sizeof(void *));
prof_bt_node_t *new_node = (prof_bt_node_t *)
ialloc(tsd, sz, sz_size2index(sz), false, true);
iallocztm(tsd_tsdn(tsd), sz, sz_size2index(sz), false, NULL,
true, arena_get(TSDN_NULL, 0, true), true);
if (log_bt_first == NULL) {
log_bt_first = new_node;
log_bt_last = new_node;
@ -416,7 +417,8 @@ prof_log_thr_index(tsd_t *tsd, uint64_t thr_uid, const char *name) {
(void **)(&node), NULL)) {
size_t sz = offsetof(prof_thr_node_t, name) + strlen(name) + 1;
prof_thr_node_t *new_node = (prof_thr_node_t *)
ialloc(tsd, sz, sz_size2index(sz), false, true);
iallocztm(tsd_tsdn(tsd), sz, sz_size2index(sz), false, NULL,
true, arena_get(TSDN_NULL, 0, true), true);
if (log_thr_first == NULL) {
log_thr_first = new_node;
log_thr_last = new_node;
@ -474,9 +476,10 @@ prof_try_log(tsd_t *tsd, const void *ptr, size_t usize, prof_tctx_t *tctx) {
nstime_t free_time = NSTIME_ZERO_INITIALIZER;
nstime_update(&free_time);
size_t sz = sizeof(prof_alloc_node_t);
prof_alloc_node_t *new_node = (prof_alloc_node_t *)
ialloc(tsd, sizeof(prof_alloc_node_t),
sz_size2index(sizeof(prof_alloc_node_t)), false, true);
iallocztm(tsd_tsdn(tsd), sz, sz_size2index(sz), false, NULL, true,
arena_get(TSDN_NULL, 0, true), true);
const char *prod_thr_name = (tctx->tdata->thread_name == NULL)?
"" : tctx->tdata->thread_name;