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Merge branch '2156-threadsanitizer-lock-order-inversion-potential-deadlock-in-pthread_mutex_lock' into 'main'

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Resolve "ThreadSanitizer: lock-order-inversion (potential deadlock) in pthread_mutex_lock"

Closes #2156

See merge request isc-projects/bind9!4150
This commit is contained in:
Mark Andrews 2020-09-23 01:30:23 +00:00
commit 62053255ec
1 changed files with 1 additions and 1 deletions
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2
lib/dns/view.c
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@ -627,7 +627,6 @@ view_flushanddetach(dns_view_t **viewp, bool flush) {
dns_zone_t *mkzone = NULL, *rdzone = NULL;
isc_refcount_destroy(&view->references);
LOCK(&view->lock);
if (!RESSHUTDOWN(view)) {
dns_resolver_shutdown(view->resolver);
}
@ -637,6 +636,7 @@ view_flushanddetach(dns_view_t **viewp, bool flush) {
if (!REQSHUTDOWN(view)) {
dns_requestmgr_shutdown(view->requestmgr);
}
LOCK(&view->lock);
if (view->zonetable != NULL) {
if (view->flush) {
dns_zt_flushanddetach(&view->zonetable);