linux-ext4 - Re: [PATCH] generic/455: add $FSX

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Message-ID: <Y1NVGVIt3Z92JdwS@magnolia>
Date:   Fri, 21 Oct 2022 19:27:37 -0700
From:   "Darrick J. Wong" <djwong@...nel.org>
To:     Eric Whitney <enwlinux@...il.com>
Cc:     fstests@...r.kernel.org, linux-ext4@...r.kernel.org, tytso@....edu
Subject: Re: [PATCH] generic/455: add $FSX_AVOID

On Fri, Oct 21, 2022 at 05:19:50PM -0400, Eric Whitney wrote:
> generic/455 fails when run on an ext4 bigalloc file system.  Its
> fsx invocations can make insert range and collapse range calls whose
> arguments are not cluster aligned, and ext4 will fail those calls for
> bigalloc.  They can be suppressed by adding the FSX_AVOID environment
> variable to the fsx invocation and setting its value appropriately in
> the test environment, as is done for other fsx-based tests.  This
> avoids the need to exclude the test to avoid failures and makes it
> possible to take advantage of the remainder of its coverage.
> 
> Signed-off-by: Eric Whitney <enwlinux@...il.com>

Yup.

Reviewed-by: Darrick J. Wong <djwong@...nel.org>

--D

> ---
>  tests/generic/455 | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tests/generic/455 b/tests/generic/455
> index 649b5410..c13d872c 100755
> --- a/tests/generic/455
> +++ b/tests/generic/455
> @@ -77,7 +77,7 @@ FSX_OPTS="-N $NUM_OPS -d -P $SANITY_DIR -i $LOGWRITES_DMDEV"
>  seeds=(0 0 0 0)
>  # Run fsx for a while
>  for j in `seq 0 $((NUM_FILES-1))`; do
> -	run_check $here/ltp/fsx $FSX_OPTS -S ${seeds[$j]} -j $j $SCRATCH_MNT/testfile$j &
> +	run_check $here/ltp/fsx $FSX_OPTS $FSX_AVOID -S ${seeds[$j]} -j $j $SCRATCH_MNT/testfile$j &
>  done
>  wait
>  
> -- 
> 2.30.2
>