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[master] isc__taskmgr_pause() could deadlock

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4271.	[test]		Unit tests could deadlock in isc__taskmgr_pause().
			[RT #41235]
This commit is contained in:
Evan Hunt
2015-12-03 20:49:28 -08:00
parent 2ba8603ca9
commit 226dd20bbd
2 changed files with 4 additions and 3 deletions
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4
lib/isc/task.c
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@@ -15,8 +15,6 @@
* PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id$ */
/*! \file
* \author Principal Author: Bob Halley
*/
@@ -1665,11 +1663,11 @@ isc__taskmgr_dispatch(isc_taskmgr_t *manager0) {
void
isc__taskmgr_pause(isc_taskmgr_t *manager0) {
isc__taskmgr_t *manager = (isc__taskmgr_t *)manager0;
manager->pause_requested = ISC_TRUE;
LOCK(&manager->lock);
while (manager->tasks_running > 0) {
WAIT(&manager->paused, &manager->lock);
}
manager->pause_requested = ISC_TRUE;
UNLOCK(&manager->lock);
}