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authorNamjae Jeon <linkinjeon@gmail.com>2012-05-31 16:26:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-05-31 17:49:28 -0700
commitb742c341539fc8b8386ef72f0e95758f39fbb4c8 (patch)
treece074fbb28923b08904823128ec0167d9df266da
parent78491189ddb6d84d4a4abae992ed891a236d0263 (diff)
fat: add fat_msg_ratelimit()
Add a fat_msg_ratelimit() to limit the message generation rate. Signed-off-by: Namjae Jeon <linkinjeon@gmail.com> Signed-off-by: Amit Sahrawat <amit.sahrawat83@gmail.com> Acked-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/fat/fat.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/fat/fat.h b/fs/fat/fat.h
index 951d12b61b58..fc35c5c69136 100644
--- a/fs/fat/fat.h
+++ b/fs/fat/fat.h
@@ -335,6 +335,11 @@ void __fat_fs_error(struct super_block *sb, int report, const char *fmt, ...);
__fat_fs_error(sb, __ratelimit(&MSDOS_SB(sb)->ratelimit), fmt , ## args)
__printf(3, 4) __cold
void fat_msg(struct super_block *sb, const char *level, const char *fmt, ...);
+#define fat_msg_ratelimit(sb, level, fmt, args...) \
+ do { \
+ if (__ratelimit(&MSDOS_SB(sb)->ratelimit)) \
+ fat_msg(sb, level, fmt, ## args); \
+ } while (0)
extern int fat_clusters_flush(struct super_block *sb);
extern int fat_chain_add(struct inode *inode, int new_dclus, int nr_cluster);
extern void fat_time_fat2unix(struct msdos_sb_info *sbi, struct timespec *ts,