Re: [PATCH 09/14] xfs/348: dir->symlink corruption must not be allowed

[Eryu Guan <eguan@redhat.com>]

On Wed, Nov 01, 2017 at 02:47:23PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
> 
> A directory corrupted into a symlink will be caught by the upcoming
> local format ifork verifiers.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ---
>  tests/xfs/348.out |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> 
> diff --git a/tests/xfs/348.out b/tests/xfs/348.out
> index f4a7a71..17d9be2 100644
> --- a/tests/xfs/348.out
> +++ b/tests/xfs/348.out
> @@ -239,7 +239,7 @@ would have junked entry "DATA" in directory PARENT_INO
>  would have junked entry "DIR" in directory PARENT_INO
>  would have junked entry "EMPTY" in directory PARENT_INO
>  would have junked entry "FIFO" in directory PARENT_INO
> -stat: 'SCRATCH_MNT/test/DIR' is a symbolic link
> +stat: cannot stat 'SCRATCH_MNT/test/DIR': Structure needs cleaning

But this breaks tests on old kernels. Or with the new ifork verifiers,
old kernels can be considered as buggy?

Thanks,
Eryu

>  stat: 'SCRATCH_MNT/test/DATA' is a symbolic link
>  stat: cannot stat 'SCRATCH_MNT/test/EMPTY': Structure needs cleaning
>  stat: 'SCRATCH_MNT/test/SYMLINK' is a symbolic link
>