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Add internal tsd for background_thread.

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Qi Wang 2017-06-07 16:12:50 -07:00 • committed by Qi Wang
parent 73713fbb27
commit 5642f03cae
3 changed files with 24 additions and 11 deletions
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9
src/background_thread.c
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@ -316,12 +316,11 @@ background_thread_entry(void *ind_arg) {
set_current_thread_affinity((int)thread_ind);
}
/*
* Start periodic background work. We avoid fetching tsd to keep the
* background thread "outside", since there may be side effects, for
* example triggering new arena creation (which in turn triggers
* background thread creation).
* Start periodic background work. We use internal tsd which avoids
* side effects, for example triggering new arena creation (which in
* turn triggers another background thread creation).
*/
background_work(TSDN_NULL, thread_ind);
background_work(tsd_tsdn(tsd_internal_fetch()), thread_ind);
assert(pthread_equal(pthread_self(),
background_thread_info[thread_ind].thread));