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authorJoel Becker <joel.becker@oracle.com>2010-04-30 13:37:29 -0700
committerJoel Becker <joel.becker@oracle.com>2010-04-30 13:37:29 -0700
commitf9221fd80343285514568da6c5dbda0f87109de8 (patch)
tree3a2f0077ebea9d094bdeedb319c97cb591d51c51 /lib/ratelimit.c
parenta36d515c7a2dfacebcf41729f6812dbc424ebcf0 (diff)
parenta9743fcdc0eb43d028b71267438076e1b0112ba0 (diff)
downloadop-kernel-dev-f9221fd80343285514568da6c5dbda0f87109de8.zip
op-kernel-dev-f9221fd80343285514568da6c5dbda0f87109de8.tar.gz
Merge branch 'skip_delete_inode' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2-mark into ocfs2-fixes
Diffstat (limited to 'lib/ratelimit.c')
-rw-r--r--lib/ratelimit.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/lib/ratelimit.c b/lib/ratelimit.c
index 09f5ce1..027a03f 100644
--- a/lib/ratelimit.c
+++ b/lib/ratelimit.c
@@ -16,9 +16,14 @@
/*
* __ratelimit - rate limiting
* @rs: ratelimit_state data
+ * @func: name of calling function
*
- * This enforces a rate limit: not more than @rs->ratelimit_burst callbacks
- * in every @rs->ratelimit_jiffies
+ * This enforces a rate limit: not more than @rs->burst callbacks
+ * in every @rs->interval
+ *
+ * RETURNS:
+ * 0 means callbacks will be suppressed.
+ * 1 means go ahead and do it.
*/
int ___ratelimit(struct ratelimit_state *rs, const char *func)
{
@@ -35,7 +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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