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authorPaul E. McKenney2015-05-15 01:55:45 +0200
committerPaul E. McKenney2015-07-15 23:47:16 +0200
commite8e255f7191fb6491dd1d96cfbbe19981f6eb3dd (patch)
treea332efa81a1c9667b5f9974a1a523b21c7f91e6f /kernel
parentrcutorture: Check nfakewriters parameter (diff)
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rcutorture: Bounds-check rcutorture.shuffle_interval
Specifying a negative rcutorture.shuffle_interval value will cause a negative value to be used as a sleep time. This commit therefore refuses to start shuffling unless the rcutorture.shuffle_interval value is greater than zero. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Diffstat (limited to 'kernel')
-rw-r--r--kernel/rcu/rcutorture.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
index 2cbe569ac5dd..1cead7806ca6 100644
--- a/kernel/rcu/rcutorture.c
+++ b/kernel/rcu/rcutorture.c
@@ -1821,7 +1821,7 @@ rcu_torture_init(void)
if (firsterr)
goto unwind;
}
- if (test_no_idle_hz) {
+ if (test_no_idle_hz && shuffle_interval > 0) {
firsterr = torture_shuffle_init(shuffle_interval * HZ);
if (firsterr)
goto unwind;