linux-ext4 - Re: [PATCH v2 3/6] generic/{171,172,173,174}: check _scratch_mkfs

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Message-ID: <20220209223140.GF8313@magnolia>
Date:   Wed, 9 Feb 2022 14:31:40 -0800
From:   "Darrick J. Wong" <djwong@...nel.org>
To:     Shin'ichiro Kawasaki <shinichiro.kawasaki@....com>
Cc:     fstests@...r.kernel.org, linux-btrfs@...r.kernel.org,
        linux-xfs@...r.kernel.org, linux-ext4@...r.kernel.org,
        Naohiro Aota <naohiro.aota@....com>,
        Johannes Thumshirn <johannes.thumshirn@....com>,
        Damien Le Moal <damien.lemoal@...nsource.wdc.com>
Subject: Re: [PATCH v2 3/6] generic/{171,172,173,174}: check
 _scratch_mkfs_sized return code

On Wed, Feb 09, 2022 at 09:33:02PM +0900, Shin'ichiro Kawasaki wrote:
> The test cases generic/{171,172,173,174} call _scratch_mkfs before
> _scratch_mkfs_sized, and they do not check return code of
> _scratch_mkfs_sized. Even if _scratch_mkfs_sized failed, _scratch_mount
> after it cannot detect the sized mkfs failure because _scratch_mkfs
> already created a file system on the device. This results in unexpected
> test condition of the test cases.
> 
> To avoid the unexpected test condition, check return code of
> _scratch_mkfs_sized in the test cases.
> 
> Suggested-by: Naohiro Aota <naohiro.aota@....com>
> Signed-off-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@....com>

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

--D

> ---
>  tests/generic/171 | 2 +-
>  tests/generic/172 | 2 +-
>  tests/generic/173 | 2 +-
>  tests/generic/174 | 2 +-
>  4 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/tests/generic/171 b/tests/generic/171
> index fb2a6f14..f823a454 100755
> --- a/tests/generic/171
> +++ b/tests/generic/171
> @@ -42,7 +42,7 @@ sz_bytes=$((nr_blks * 8 * blksz))
>  if [ $sz_bytes -lt $((32 * 1048576)) ]; then
>  	sz_bytes=$((32 * 1048576))
>  fi
> -_scratch_mkfs_sized $sz_bytes >> $seqres.full 2>&1
> +_scratch_mkfs_sized $sz_bytes >> $seqres.full 2>&1 || _fail "mkfs failed"
>  _scratch_mount >> $seqres.full 2>&1
>  rm -rf $testdir
>  mkdir $testdir
> diff --git a/tests/generic/172 b/tests/generic/172
> index ab5122fa..383824b9 100755
> --- a/tests/generic/172
> +++ b/tests/generic/172
> @@ -40,7 +40,7 @@ umount $SCRATCH_MNT
>  
>  file_size=$((768 * 1024 * 1024))
>  fs_size=$((1024 * 1024 * 1024))
> -_scratch_mkfs_sized $fs_size >> $seqres.full 2>&1
> +_scratch_mkfs_sized $fs_size >> $seqres.full 2>&1 || _fail "mkfs failed"
>  _scratch_mount >> $seqres.full 2>&1
>  rm -rf $testdir
>  mkdir $testdir
> diff --git a/tests/generic/173 b/tests/generic/173
> index 0eb313e2..e1493278 100755
> --- a/tests/generic/173
> +++ b/tests/generic/173
> @@ -42,7 +42,7 @@ sz_bytes=$((nr_blks * 8 * blksz))
>  if [ $sz_bytes -lt $((32 * 1048576)) ]; then
>  	sz_bytes=$((32 * 1048576))
>  fi
> -_scratch_mkfs_sized $sz_bytes >> $seqres.full 2>&1
> +_scratch_mkfs_sized $sz_bytes >> $seqres.full 2>&1 || _fail "mkfs failed"
>  _scratch_mount >> $seqres.full 2>&1
>  rm -rf $testdir
>  mkdir $testdir
> diff --git a/tests/generic/174 b/tests/generic/174
> index 1505453e..c7a177b8 100755
> --- a/tests/generic/174
> +++ b/tests/generic/174
> @@ -43,7 +43,7 @@ sz_bytes=$((nr_blks * 8 * blksz))
>  if [ $sz_bytes -lt $((32 * 1048576)) ]; then
>  	sz_bytes=$((32 * 1048576))
>  fi
> -_scratch_mkfs_sized $sz_bytes >> $seqres.full 2>&1
> +_scratch_mkfs_sized $sz_bytes >> $seqres.full 2>&1 || _fail "mkfs failed"
>  _scratch_mount >> $seqres.full 2>&1
>  rm -rf $testdir
>  mkdir $testdir
> -- 
> 2.34.1
>