linux-kernel - [PATCH] f2fs: use printk_ratelimited for f2fs

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Date:   Thu,  3 Aug 2017 19:00:13 -0700
From:   Jaegeuk Kim <jaegeuk@...nel.org>
To:     linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
        linux-f2fs-devel@...ts.sourceforge.net
Cc:     Jaegeuk Kim <jaegeuk@...nel.org>
Subject: [PATCH] f2fs: use printk_ratelimited for f2fs_msg

This patch reduces contention of printks.

Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>
---
 fs/f2fs/super.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 4ab6dc31a61b..ca340d84f8c2 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -159,7 +159,7 @@ void f2fs_msg(struct super_block *sb, const char *level, const char *fmt, ...)
 	va_start(args, fmt);
 	vaf.fmt = fmt;
 	vaf.va = &args;
-	printk("%sF2FS-fs (%s): %pV\n", level, sb->s_id, &vaf);
+	printk_ratelimited("%sF2FS-fs (%s): %pV\n", level, sb->s_id, &vaf);
 	va_end(args);
 }
 
-- 
2.13.0.rc1.294.g07d810a77f-goog