From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id EE62F1D5CEE for ; Thu, 26 Dec 2024 13:18:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735219111; cv=none; b=RNehl8tml9VXvVJYsauaAIvLwwaGEuh+UDRTR4okFTf1GtLqMX7kLIsByyB9GWYd4/oe4zjMDgvWce9w7s3+6HONuUfJZJBD60t5O9iahOfKEM6TOFRkpm6EnjBBqOMLgmL0XaGJOKSFDYh0zc9KfPDdIB69wnLfeiUj/UoyqVw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1735219111; c=relaxed/simple; bh=BEADzvU1Q7JbDiV1KLuhdTb1ySVauWyE3gOJTCLz5Hw=; h=Message-ID:Date:MIME-Version:Cc:Subject:To:References:From: In-Reply-To:Content-Type; b=DoH+zv+l1uOQCZjSy2oQL8nYUipPyJyB8scbN+/bExwI1r4z2Lj2Z/zYFZUaGn07ymGBZkkkklCxCMoMgmiaXg2LT9H909QjFT7ppXL77sPB6c+hBEY3Ra9YxUobrL2iLAIlmUNkj6Ox4RMxxC0sVNscSdQi3+HWuWn0cZU8s90= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bC2qHeIm; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bC2qHeIm" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3C649C4CEDC; Thu, 26 Dec 2024 13:18:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1735219110; bh=BEADzvU1Q7JbDiV1KLuhdTb1ySVauWyE3gOJTCLz5Hw=; h=Date:Cc:Subject:To:References:From:In-Reply-To:From; b=bC2qHeIm2xdCYhZJcMP6xlzKejOGmSaNlfupiAX2MWoBxuxqqmy7cUx7XuHJG/LTb zlSv+PCRbSNUOmGazRc8g/woke1rRwcuHqw/Sroe5FILEEP6DjpXMcqQ5UZ0Tww4Ig GVhjcLl/0Agu09VnJn8VrW5B5CQFkQxUuYJh0IWlJobjQry2eAjT/DSH6JykWyFDhD SuRfNxYZMiSdmslCBqon/YCThFFLnDmP7Y5KaQtOnnxI5yY2Y6aOdRu+HsB8CRDGDg 42a103IOuJlx/BvUuwf+Q0a/769ljYN1f+SKej71QAnTY25/gSuZ1NNmmY929HXJeF sPCkUtrIYha3A== Message-ID: <38a448c9-5cd4-482e-8411-a801995199c3@kernel.org> Date: Thu, 26 Dec 2024 21:18:36 +0800 Precedence: bulk X-Mailing-List: fstests@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: Chao Yu , Zorro Lang , fstests@vger.kernel.org, jaegeuk@kernel.org, linux-f2fs-devel@lists.sourceforge.net Subject: Re: [PATCH v3 2/2] f2fs/008: test snapshot creation/deletion on lvm device To: Zorro Lang References: <20241221082345.196029-1-chao@kernel.org> <20241221082345.196029-2-chao@kernel.org> <20241224095821.ylfv622fifsk3tsv@dell-per750-06-vm-08.rhts.eng.pek2.redhat.com> Content-Language: en-US From: Chao Yu Autocrypt: addr=chao@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 2024/12/24 17:58, Zorro Lang wrote: > On Sat, Dec 21, 2024 at 04:23:45PM +0800, Chao Yu wrote: >> This patch introduce a regression testcase to check whether >> f2fs can handle discard correctly once underlying lvm device >> changes to not support discard after user creates snapshot >> on it. >> >> Related bug was fixed by commit bc8aeb04fd80 ("f2fs: fix to >> drop all discards after creating snapshot on lvm device") >> >> Cc: Jaegeuk Kim >> Signed-off-by: Chao Yu >> --- >> v3: >> - rebase to last for-next branch >> - update according to Zorro's comments. >> tests/f2fs/008 | 57 ++++++++++++++++++++++++++++++++++++++++++++++ >> tests/f2fs/008.out | 2 ++ >> 2 files changed, 59 insertions(+) >> create mode 100755 tests/f2fs/008 >> create mode 100644 tests/f2fs/008.out >> >> diff --git a/tests/f2fs/008 b/tests/f2fs/008 >> new file mode 100755 >> index 00000000..b85e321c >> --- /dev/null >> +++ b/tests/f2fs/008 >> @@ -0,0 +1,57 @@ >> +#! /bin/bash >> +# SPDX-License-Identifier: GPL-2.0 >> +# Copyright (c) 2024 Oppo. All Rights Reserved. >> +# >> +# FS QA Test No. f2fs/008 >> +# >> +# This is a regression test to check whether f2fs can handle >> +# discard correctly once underlying lvm device changes to not >> +# support discard after user creates snapshot on it. >> +# >> + >> +. ./common/preamble >> +_begin_fstest auto quick rw >> + >> +_fixed_by_kernel_commit bc8aeb04fd80 \ >> + "f2fs: fix to drop all discards after creating snapshot on lvm device" >> + >> +_require_scratch_nolvm >> +_require_block_device $SCRATCH_DEV >> +_require_command "$LVM_PROG" lvm >> + >> +lvname=lv_$seq >> +vgname=vg_$seq >> +testfile=$SCRATCH_MNT/testfile >> + >> +_cleanup() >> +{ >> + _unmount $SCRATCH_MNT >>$seqres.full 2>&1 >> + $LVM_PROG lvremove -ff /dev/mapper/$lvname-snapshot $vgname >>$seqres.full 2>&1 >> + $LVM_PROG lvremove -ff /dev/mapper/$vgname-$lvname >>$seqres.full 2>&1 >> + $LVM_PROG vgremove -ff $vgname >>$seqres.full 2>&1 >> + $LVM_PROG pvremove -ff $SCRATCH_DEV >>$seqres.full 2>&1 >> + _udev_wait --removed /dev/mapper/$vgname-$lvname >> + cd / >> + rm -f $tmp.* >> +} >> + >> +$LVM_PROG pvcreate -f $SCRATCH_DEV >>$seqres.full 2>&1 >> +$LVM_PROG vgcreate -f $vgname $SCRATCH_DEV >>$seqres.full 2>&1 >> +$LVM_PROG lvcreate -L 1024m -n $lvname $vgname >>$seqres.full 2>&1 > > The lvcreate might be blocked by: > "WARNING: f2fs signature detected on /dev/vg_008/lv_008 at offset 1024. Wipe it? [y/n]:" Oh, I didn't encounter this... is it due to I use low version lvm tool? lvm version LVM version: 2.03.11(2) (2021-01-08) Library version: 1.02.175 (2021-01-08) Driver version: 4.48.0 > > So better to use "lvcreate -y" or "yes | ...". Sure. Thanks, > > Thanks, > Zorro > >> +_udev_wait /dev/mapper/$vgname-$lvname >> + >> +_mkfs_dev /dev/mapper/$vgname-$lvname >>$seqres.full 2>&1 >> +_mount -o discard /dev/mapper/$vgname-$lvname $SCRATCH_MNT >>$seqres.full 2>&1 >> + >> +dd if=/dev/zero of=$testfile bs=1M count=20 >>$seqres.full 2>&1 >> +sync >> +rm -f $testfile >> +sync >> + >> +# create a snapshot on lvm device >> +$LVM_PROG lvcreate -L 1024m -s -n $lvname-snapshot /dev/mapper/$vgname-$lvname >>$seqres.full 2>&1 >> + >> +echo "Silence is golden" >> + >> +status=0 >> +exit >> diff --git a/tests/f2fs/008.out b/tests/f2fs/008.out >> new file mode 100644 >> index 00000000..dd68d5a4 >> --- /dev/null >> +++ b/tests/f2fs/008.out >> @@ -0,0 +1,2 @@ >> +QA output created by 008 >> +Silence is golden >> -- >> 2.40.1 >> >