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Refactor destroy code path for prof_tctx

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This commit is contained in:
Yinan Zhang 2019-12-10 10:46:31 -08:00
parent 055478cca8
commit 7d2bac5a38
3 changed files with 32 additions and 29 deletions
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29
src/prof_data.c
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@ -1373,7 +1373,23 @@ prof_reset(tsd_t *tsd, size_t lg_sample) {
malloc_mutex_unlock(tsd_tsdn(tsd), &prof_dump_mtx);
}
void
static bool
prof_tctx_should_destroy(tsd_t *tsd, prof_tctx_t *tctx) {
malloc_mutex_assert_owner(tsd_tsdn(tsd), tctx->tdata->lock);
if (opt_prof_accum) {
return false;
}
if (tctx->cnts.curobjs != 0) {
return false;
}
if (tctx->prepared) {
return false;
}
return true;
}
static void
prof_tctx_destroy(tsd_t *tsd, prof_tctx_t *tctx) {
prof_tdata_t *tdata = tctx->tdata;
prof_gctx_t *gctx = tctx->gctx;
@ -1449,4 +1465,15 @@ prof_tctx_destroy(tsd_t *tsd, prof_tctx_t *tctx) {
}
}
void
prof_tctx_try_destroy(tsd_t *tsd, prof_tctx_t *tctx) {
malloc_mutex_assert_owner(tsd_tsdn(tsd), tctx->tdata->lock);
if (prof_tctx_should_destroy(tsd, tctx)) {
/* tctx->tdata->lock will be released in prof_tctx_destroy(). */
prof_tctx_destroy(tsd, tctx);
} else {
malloc_mutex_unlock(tsd_tsdn(tsd), tctx->tdata->lock);
}
}
/******************************************************************************/