On 17.01.19 г. 9:48 ч., Qu Wenruo wrote:
> Just add one extra line to show when the corruption is detected.
> Currently only read time detection is possible.
>
> Signed-off-by: Qu Wenruo <[email protected]>
Reviewed-by: Nikolay Borisov <[email protected]>
> ---
> fs/btrfs/disk-io.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
> index 659bab9de03b..bc2379cb2091 100644
> --- a/fs/btrfs/disk-io.c
> +++ b/fs/btrfs/disk-io.c
> @@ -652,11 +652,14 @@ static int btree_readpage_end_io_hook(struct
> btrfs_io_bio *io_bio,
> */
> if (found_level == 0 && btrfs_check_leaf_full(fs_info, eb)) {
> set_bit(EXTENT_BUFFER_CORRUPT, &eb->bflags);
> + btrfs_err(fs_info, "read time tree block corruption detected");
> ret = -EIO;
> }
>
> - if (found_level > 0 && btrfs_check_node(fs_info, eb))
> + if (found_level > 0 && btrfs_check_node(fs_info, eb)) {
> + btrfs_err(fs_info, "read time tree block corruption detected");
> ret = -EIO;
> + }
>
> if (!ret)
> set_extent_buffer_uptodate(eb);
>
