From cd5b318daf4aecd249c3f07df93700c0f749484c Mon Sep 17 00:00:00 2001 From: Phil Sutter Date: Fri, 20 Nov 2015 18:17:17 +0100 Subject: [PATCH] rhashtable-test: add cond_resched() to thread test This should fix for soft lockup bugs triggered on slow systems. Signed-off-by: Phil Sutter Signed-off-by: David S. Miller --- lib/test_rhashtable.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/lib/test_rhashtable.c b/lib/test_rhashtable.c index 8c1ad1ced72c..63654e359256 100644 --- a/lib/test_rhashtable.c +++ b/lib/test_rhashtable.c @@ -236,6 +236,8 @@ static int thread_lookup_test(struct thread_data *tdata) obj->value, key); err++; } + + cond_resched(); } return err; } @@ -251,6 +253,7 @@ static int threadfunc(void *data) for (i = 0; i < entries; i++) { tdata->objs[i].value = (tdata->id << 16) | i; + cond_resched(); err = rhashtable_insert_fast(&ht, &tdata->objs[i].node, test_rht_params); if (err == -ENOMEM || err == -EBUSY) { @@ -285,6 +288,8 @@ static int threadfunc(void *data) goto out; } tdata->objs[i].value = TEST_INSERT_FAIL; + + cond_resched(); } err = thread_lookup_test(tdata); if (err) {