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f2fs: give RO message when recovering superblock 

When one of superblocks is missing, f2fs recovers it with the valid one.
But, even if f2fs is mounted as RO, we'd better notify that too.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2016-03-23 10:42:01 -07:00
parent 806fdcce01
commit f2353d7bd4
1 changed files with 4 additions and 1 deletions
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5
fs/f2fs/super.c
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@ -1298,6 +1298,9 @@ int f2fs_commit_super(struct f2fs_sb_info *sbi, bool recover)
struct buffer_head *bh;
int err;
if (f2fs_readonly(sbi->sb) || bdev_read_only(sbi->sb->s_bdev))
return -EROFS;
/* write back-up superblock first */
bh = sb_getblk(sbi->sb, sbi->valid_super_block ? 0: 1);
if (!bh)
@ -1565,7 +1568,7 @@ try_onemore:
kfree(options);
/* recover broken superblock */
if (recovery && !f2fs_readonly(sb) && !bdev_read_only(sb->s_bdev)) {
if (recovery) {
err = f2fs_commit_super(sbi, true);
f2fs_msg(sb, KERN_INFO,
"Try to recover %dth superblock, ret: %ld",