svn commit: r328392 - stable/11/sys/kern
Patrick Kelsey
pkelsey at FreeBSD.org
Thu Jan 25 07:27:04 UTC 2018
Author: pkelsey
Date: Thu Jan 25 07:27:03 2018
New Revision: 328392
URL: https://svnweb.freebsd.org/changeset/base/328392
Log:
MFC of r305169:
_taskqueue_start_threads() now fails if it doesn't actually start any threads.
Reviewed by: jhb
Differential Revision: https://reviews.freebsd.org/D7701
Modified:
stable/11/sys/kern/subr_taskqueue.c
Directory Properties:
stable/11/ (props changed)
Modified: stable/11/sys/kern/subr_taskqueue.c
==============================================================================
--- stable/11/sys/kern/subr_taskqueue.c Thu Jan 25 07:19:07 2018 (r328391)
+++ stable/11/sys/kern/subr_taskqueue.c Thu Jan 25 07:27:03 2018 (r328392)
@@ -672,6 +672,11 @@ _taskqueue_start_threads(struct taskqueue **tqp, int c
} else
tq->tq_tcount++;
}
+ if (tq->tq_tcount == 0) {
+ free(tq->tq_threads, M_TASKQUEUE);
+ tq->tq_threads = NULL;
+ return (ENOMEM);
+ }
for (i = 0; i < count; i++) {
if (tq->tq_threads[i] == NULL)
continue;
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