On 9/2/20 12:42 PM, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
>
> The realtime flag only applies to the data fork, so don't use the
> realtime block number checks on the attr fork of a realtime file.
>
> Fixes: 30b0984d9117 ("xfs: refactor bmap record validation")
> Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Seems legit
Reviewed-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> ---
> v2: send from stable tree, not dev tree
> ---
> fs/xfs/libxfs/xfs_bmap.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
> index 9c40d5971035..1b0a01b06a05 100644
> --- a/fs/xfs/libxfs/xfs_bmap.c
> +++ b/fs/xfs/libxfs/xfs_bmap.c
> @@ -6226,7 +6226,7 @@ xfs_bmap_validate_extent(
>
> isrt = XFS_IS_REALTIME_INODE(ip);
> endfsb = irec->br_startblock + irec->br_blockcount - 1;
> - if (isrt) {
> + if (isrt && whichfork == XFS_DATA_FORK) {
> if (!xfs_verify_rtbno(mp, irec->br_startblock))
> return __this_address;
> if (!xfs_verify_rtbno(mp, endfsb))
>
