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Allow dallocx and sdallocx after tsd destruction.

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After a thread turns into purgatory / reincarnated state, still allow dallocx
and sdallocx to function normally.
This commit is contained in:
Qi Wang 2019-12-17 11:57:08 -08:00 • committed by Qi Wang
parent 4afd709d1f
commit d5031ea824
2 changed files with 12 additions and 4 deletions
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10
src/jemalloc.c
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@ -3428,14 +3428,15 @@ je_dallocx(void *ptr, int flags) {
assert(ptr != NULL);
assert(malloc_initialized() || IS_INITIALIZER);
tsd_t *tsd = tsd_fetch();
tsd_t *tsd = tsd_fetch_min();
bool fast = tsd_fast(tsd);
check_entry_exit_locking(tsd_tsdn(tsd));
tcache_t *tcache;
if (unlikely((flags & MALLOCX_TCACHE_MASK) != 0)) {
/* Not allowed to be reentrant and specify a custom tcache. */
assert(tsd_reentrancy_level_get(tsd) == 0);
assert(tsd_reentrancy_level_get(tsd) == 0 ||
tsd_state_nocleanup(tsd));
if ((flags & MALLOCX_TCACHE_MASK) == MALLOCX_TCACHE_NONE) {
tcache = NULL;
} else {
@ -3487,7 +3488,7 @@ sdallocx_default(void *ptr, size_t size, int flags) {
assert(ptr != NULL);
assert(malloc_initialized() || IS_INITIALIZER);
tsd_t *tsd = tsd_fetch();
tsd_t *tsd = tsd_fetch_min();
bool fast = tsd_fast(tsd);
size_t usize = inallocx(tsd_tsdn(tsd), size, flags);
assert(usize == isalloc(tsd_tsdn(tsd), ptr));
@ -3496,7 +3497,8 @@ sdallocx_default(void *ptr, size_t size, int flags) {
tcache_t *tcache;
if (unlikely((flags & MALLOCX_TCACHE_MASK) != 0)) {
/* Not allowed to be reentrant and specify a custom tcache. */
assert(tsd_reentrancy_level_get(tsd) == 0);
assert(tsd_reentrancy_level_get(tsd) == 0 ||
tsd_state_nocleanup(tsd));
if ((flags & MALLOCX_TCACHE_MASK) == MALLOCX_TCACHE_NONE) {
tcache = NULL;
} else {