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authorThomas Graf <tgraf@suug.ch>2015-07-17 11:52:48 +0300
committerDavid S. Miller <davem@davemloft.net>2015-07-21 10:10:08 +0300
commit685a015e44dcd4db50ada60a9a2806659c165d9e (patch)
tree123243eb11c6d6476b7590deb16587e912e4236b /lib
parentf61687c01917946d2274dd8736bb8f9e2691ee5b (diff)
downloadlinux-685a015e44dcd4db50ada60a9a2806659c165d9e.tar.xz
rhashtable: Allow other tasks to be scheduled in large lookup loops
Depending on system speed, the large lookup/insert/delete loops of the testsuite can take a considerable amount of time to complete causing watchdog warnings to appear. Allow other tasks to be scheduled throughout the loops. Reported-by: Meelis Roos <mroos@linux.ee> Signed-off-by: Thomas Graf <tgraf@suug.ch> Acked-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'lib')
-rw-r--r--lib/test_rhashtable.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/test_rhashtable.c b/lib/test_rhashtable.c
index c90777eae1f8..9af7cefb195d 100644
--- a/lib/test_rhashtable.c
+++ b/lib/test_rhashtable.c
@@ -20,6 +20,7 @@
#include <linux/rcupdate.h>
#include <linux/rhashtable.h>
#include <linux/slab.h>
+#include <linux/sched.h>
#define MAX_ENTRIES 1000000
#define TEST_INSERT_FAIL INT_MAX
@@ -87,6 +88,8 @@ static int __init test_rht_lookup(struct rhashtable *ht)
return -EINVAL;
}
}
+
+ cond_resched_rcu();
}
return 0;
@@ -160,6 +163,8 @@ static s64 __init test_rhashtable(struct rhashtable *ht)
} else if (err) {
return err;
}
+
+ cond_resched();
}
if (insert_fails)
@@ -183,6 +188,8 @@ static s64 __init test_rhashtable(struct rhashtable *ht)
rhashtable_remove_fast(ht, &obj->node, test_rht_params);
}
+
+ cond_resched();
}
end = ktime_get_ns();