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Commit ed2e621a authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: give a chance to mount again when encountering errors 



This patch gives another chance to try mount process when we encounter an error.
This makes an effect on the roll-forward recovery failures as well.

Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 6f12ac25

fs/f2fs/super.c

+12 −1
Original line number Diff line number Diff line
@@ -902,8 +902,10 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent) 
	struct buffer_head *raw_super_buf;

	struct inode *root;

	long err = -EINVAL;

	bool retry = true;

	int i;



try_onemore:

	/* allocate memory for f2fs-specific super block info */

	sbi = kzalloc(sizeof(struct f2fs_sb_info), GFP_KERNEL);

	if (!sbi)
@@ -1083,9 +1085,11 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent) 
	/* recover fsynced data */

	if (!test_opt(sbi, DISABLE_ROLL_FORWARD)) {

		err = recover_fsync_data(sbi);

		if (err)

		if (err) {

			f2fs_msg(sb, KERN_ERR,

				"Cannot recover all fsync data errno=%ld", err);

			goto free_kobj;

		}

	}



	/*
@@ -1126,6 +1130,13 @@ static int f2fs_fill_super(struct super_block *sb, void *data, int silent) 
	brelse(raw_super_buf);

free_sbi:

	kfree(sbi);



	/* give only one another chance */

	if (retry) {

		retry = !retry;

		shrink_dcache_sb(sb);

		goto try_onemore;

	}

	return err;

}