On 2018/3/6 11:39, Sheng Yong wrote:
> This patch introduces lost_found feature to fsck. If a file is found
> unreachable by fsck. Fsck tries to reconnect the file to lost+found
> directory:
>   1. Scan all unreachable file inodes, ignore non-inodes ones and
>      directories.
>   2. Check them and fix incorrupted data to make sure filesystem
>      metadata (mainly counters and main/nat bitmap) are all consistent.
>   3. Reconnect these files to lost+found. If lost+found does not exist,
>      create it first. During reconnecting, expand lost+found's dentry
>      block automatically. Reconnected files are renamed after its ino
>      number.
>   4. If reconnect fails drop the node and restore filesystem metadata.
> Signed-off-by: Sheng Yong <shengyo...@huawei.com>

Reviewed-by: Chao Yu <yuch...@huawei.com>


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