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authorBart Van Assche <bart.vanassche@wdc.com>2017-08-09 21:32:11 +0300
committerMike Snitzer <snitzer@redhat.com>2017-08-28 16:58:27 +0300
commit604407890ecf624c2fb41013c82b22aade59b455 (patch)
tree5690560dcdd5ddf21a1387a9f082c8763e7076dd /drivers
parent68515cc72191f5c5d86f6ef7091dc8ba714d96e4 (diff)
downloadlinux-604407890ecf624c2fb41013c82b22aade59b455.tar.xz
dm: fix printk() rate limiting code
Using the same rate limiting state for different kinds of messages is wrong because this can cause a high frequency message to suppress a report of a low frequency message. Hence use a unique rate limiting state per message type. Fixes: 71a16736a15e ("dm: use local printk ratelimit") Cc: stable@vger.kernel.org Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/md/dm.c10
1 files changed, 0 insertions, 10 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 8298670757e9..d669fddd9290 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -27,16 +27,6 @@
#define DM_MSG_PREFIX "core"
-#ifdef CONFIG_PRINTK
-/*
- * ratelimit state to be used in DMXXX_LIMIT().
- */
-DEFINE_RATELIMIT_STATE(dm_ratelimit_state,
- DEFAULT_RATELIMIT_INTERVAL,
- DEFAULT_RATELIMIT_BURST);
-EXPORT_SYMBOL(dm_ratelimit_state);
-#endif
-
/*
* Cookies are numeric values sent with CHANGE and REMOVE
* uevents while resuming, removing or renaming the device.