Re: [PATCH 2/2] xfs: test inobtcount upgrade

[Brian Foster <bfoster@redhat.com>]

On Tue, Oct 27, 2020 at 12:03:48PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
> 
> Make sure we can actually upgrade filesystems to support inobtcounts.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
> ---
>  common/xfs        |   16 ++++++++++++
>  tests/xfs/910     |   72 +++++++++++++++++++++++++++++++++++++++++++++++++++++
>  tests/xfs/910.out |    3 ++
>  tests/xfs/group   |    1 +
>  4 files changed, 92 insertions(+)
>  create mode 100755 tests/xfs/910
>  create mode 100644 tests/xfs/910.out
> 
> 
...
> diff --git a/tests/xfs/910 b/tests/xfs/910
> new file mode 100755
> index 00000000..1924d9ea
> --- /dev/null
> +++ b/tests/xfs/910
> @@ -0,0 +1,72 @@
...
> +
> +# Now upgrade to inobtcount support
> +_scratch_xfs_admin -O inobtcount >> $seqres.full
> +_check_scratch_fs
> +_scratch_xfs_db -c 'version' -c 'sb 0' -c 'p' -c 'agi 0' -c 'p' >> $seqres.full
> +
> +# Mount again, look at our files
> +_scratch_mount >> $seqres.full
> +cat $SCRATCH_MNT/urk
> +

I think we probably want some more explicit form of validation here.
Perhaps dump the inobt block counters from the above xfs_db command to
the golden output..? As it is, we can comment out the xfs_admin command
and the test still passes.

> +# success, all done
> +echo Silence is golden.

We can also probably drop this if we have some other form of output from
the test.

Brian

> +status=0
> +exit
> diff --git a/tests/xfs/910.out b/tests/xfs/910.out
> new file mode 100644
> index 00000000..83992f49
> --- /dev/null
> +++ b/tests/xfs/910.out
> @@ -0,0 +1,3 @@
> +QA output created by 910
> +moo
> +Silence is golden.
> diff --git a/tests/xfs/group b/tests/xfs/group
> index 4b0caea4..862df3be 100644
> --- a/tests/xfs/group
> +++ b/tests/xfs/group
> @@ -524,6 +524,7 @@
>  760 auto quick rw collapse punch insert zero prealloc
>  761 auto quick realtime
>  763 auto quick rw realtime
> +910 auto quick inobtcount
>  915 auto quick quota
>  917 auto quick db
>  918 auto quick db
>