+ fat-add-ratelimit-to-fat_ent_bread.patch added to -mm tree

[Andrew Morton <akpm@linux-foundation.org>]

The patch titled
     Subject: fat: add ratelimit to fat*_ent_bread()
has been added to the -mm tree.  Its filename is
     fat-add-ratelimit-to-fat_ent_bread.patch

This patch should soon appear at
    https://ozlabs.org/~akpm/mmots/broken-out/fat-add-ratelimit-to-fat_ent_bread.patch
and later at
    https://ozlabs.org/~akpm/mmotm/broken-out/fat-add-ratelimit-to-fat_ent_bread.patch

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------------------------------------------------------
From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Subject: fat: add ratelimit to fat*_ent_bread()

fat*_ent_bread() can be the cause of too many report on I/O error path. 
So use fat_msg_ratelimit() instead.

Link: https://lkml.kernel.org/r/87bkxogfeq.fsf@mail.parknet.co.jp
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Reported-by: qianfan <qianfanguijin@163.com>
Tested-by: qianfan <qianfanguijin@163.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 fs/fat/fatent.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

--- a/fs/fat/fatent.c~fat-add-ratelimit-to-fat_ent_bread
+++ a/fs/fat/fatent.c
@@ -94,7 +94,8 @@ static int fat12_ent_bread(struct super_
 err_brelse:
 	brelse(bhs[0]);
 err:
-	fat_msg(sb, KERN_ERR, "FAT read failed (blocknr %llu)", (llu)blocknr);
+	fat_msg_ratelimit(sb, KERN_ERR, "FAT read failed (blocknr %llu)",
+			  (llu)blocknr);
 	return -EIO;
 }
 
@@ -107,8 +108,8 @@ static int fat_ent_bread(struct super_bl
 	fatent->fat_inode = MSDOS_SB(sb)->fat_inode;
 	fatent->bhs[0] = sb_bread(sb, blocknr);
 	if (!fatent->bhs[0]) {
-		fat_msg(sb, KERN_ERR, "FAT read failed (blocknr %llu)",
-		       (llu)blocknr);
+		fat_msg_ratelimit(sb, KERN_ERR, "FAT read failed (blocknr %llu)",
+				  (llu)blocknr);
 		return -EIO;
 	}
 	fatent->nr_bhs = 1;
_

Patches currently in -mm which might be from hirofumi@mail.parknet.co.jp are

fat-add-ratelimit-to-fat_ent_bread.patch