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authorYong Zhang <yong.zhang@windriver.com>2010-04-06 14:35:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-04-07 08:38:04 -0700
commit57119c34e53bbb8d244c3ff1335ef5145768538f (patch)
tree829858c9c167a2da60b54f85d4c620e58fe42125 /lib/ratelimit.c
parentbb1dc0bacb8ddd7ba6a5906c678a5a5a110cf695 (diff)
ratelimit: fix the return value when __ratelimit() fails to acquire the lock
The log of commit edaac8e3167501cda336231d00611bf59c164346 ("ratelimit: Fix/allow use in atomic contexts"), indicates that we want to suppress the callback when the trylock fails. Signed-off-by: Yong Zhang <yong.zhang@windriver.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Christian Borntraeger <borntraeger@de.ibm.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'lib/ratelimit.c')
-rw-r--r--lib/ratelimit.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/ratelimit.c b/lib/ratelimit.c
index b4cd24ff9b29..027a03f4c56d 100644
--- a/lib/ratelimit.c
+++ b/lib/ratelimit.c
@@ -40,7 +40,7 @@ int ___ratelimit(struct ratelimit_state *rs, const char *func)
* the entity that is holding the lock already:
*/
if (!spin_trylock_irqsave(&rs->lock, flags))
- return 1;
+ return 0;
if (!rs->begin)
rs->begin = jiffies;

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