2012-06-14 10:49:24

by Liu, Chuansheng

[permalink] [raw]
Subject: [PATCH] sdio: Change pr_warning to pr_warn_ratelimited

From: liu chuansheng <[email protected]>
Subject: [PATCH] sdio: Change pr_warning to pr_warn_ratelimited

When debug one bad issue, got lots of pr_warning messages
"queuing unknown CIS tuple" which caused the printk storm
and flooded the console.

This patch is changing the pr_warning api to pr_warn_ratelimited.

Signed-off-by: liu chuansheng <[email protected]>
---
drivers/mmc/core/sdio_cis.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/mmc/core/sdio_cis.c b/drivers/mmc/core/sdio_cis.c
index f1c7ed8..8e94e55 100644
--- a/drivers/mmc/core/sdio_cis.c
+++ b/drivers/mmc/core/sdio_cis.c
@@ -313,7 +313,7 @@ static int sdio_read_cis(struct mmc_card *card, struct sdio_func *func)

if (ret == -ENOENT) {
/* warn about unknown tuples */
- pr_warning("%s: queuing unknown"
+ pr_warn_ratelimited("%s: queuing unknown"
" CIS tuple 0x%02x (%u bytes)\n",
mmc_hostname(card->host),
tpl_code, tpl_link);
--
1.7.0.4