From patchwork Tue May 24 07:18:30 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859743 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 81947C433F5 for ; Tue, 24 May 2022 07:18:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234313AbiEXHSs (ORCPT ); Tue, 24 May 2022 03:18:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52704 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232183AbiEXHSs (ORCPT ); Tue, 24 May 2022 03:18:48 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 765196A02C; Tue, 24 May 2022 00:18:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=4Mm7j1fqWho1iLHItfdRGJM7noo5zmC35Du7S6y9AOw=; b=g+IH+FR/fik/efGauTIPs9QLt7 u1o2EkGaByxMnKD/YstHRteUkONsErFXERmk8X5xpRfbuQWq2BCva93UCkllD5RHPU9ovyktarH4P D+G9HpQSfPJnLYTb6Ae7q67Kije0vhm1s3ud+z/imSTWtw4gz3WycAcgH4HqqY7hPc325nx0BoJpg mXVuuORWjIgKl8qz6E9rZQtN0XFJ8QTTyxeszM8X02wuP1i3kjXOf8P39IljHFzCmbPsoZtwbHHRB id0wlre+odwq6MaGA0BDXZT9z7EGzpl7o0MUIP+6BNgp558PS7DdPO0tP56ilJfuEn45Gzky6XEjs Q0Peumvg==; Received: from [2001:4bb8:18c:7298:31fd:9579:b449:3c3a] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntOoY-0073FC-Kv; Tue, 24 May 2022 07:18:47 +0000 From: Christoph Hellwig To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 1/9] btrfs: add a helpers for read repair testing Date: Tue, 24 May 2022 09:18:30 +0200 Message-Id: <20220524071838.715013-2-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220524071838.715013-1-hch@lst.de> References: <20220524071838.715013-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Add a few helpers to consolidate code for btrfs read repair testing: - _btrfs_get_first_logical() gets the btrfs logical address for the first extent in a file - _btrfs_get_device_path and _btrfs_get_physical use the btrfs-map-logical tool to find the device path and physical address for btrfs logical address for a specific mirror - _btrfs_direct_read_on_mirror and _btrfs_buffered_read_on_mirror read the data from a specific mirror These will be used to consolidate the read repair tests and avoid duplication for new tests. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- common/btrfs | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++ common/config | 1 + 2 files changed, 76 insertions(+) diff --git a/common/btrfs b/common/btrfs index ac597ca4..129a83f7 100644 --- a/common/btrfs +++ b/common/btrfs @@ -505,3 +505,78 @@ _btrfs_metadump() $BTRFS_IMAGE_PROG "$device" "$dumpfile" [ -n "$DUMP_COMPRESSOR" ] && $DUMP_COMPRESSOR -f "$dumpfile" &> /dev/null } + +# Return the btrfs logical address for the first block in a file +_btrfs_get_first_logical() +{ + local file=$1 + _require_command "$FILEFRAG_PROG" filefrag + + ${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar >> $seqres.full + ${FILEFRAG_PROG} -v $file | _filter_filefrag | cut -d '#' -f 1 +} + +# Find the device path for a btrfs logical offset +_btrfs_get_device_path() +{ + local logical=$1 + local stripe=$2 + + _require_command "$BTRFS_MAP_LOGICAL_PROG" btrfs-map-logical + + $BTRFS_MAP_LOGICAL_PROG -l $logical $SCRATCH_DEV | \ + $AWK_PROG "(\$1 ~ /mirror/ && \$2 ~ /$stripe/) { print \$8 }" +} + + +# Find the device physical sector for a btrfs logical offset +_btrfs_get_physical() +{ + local logical=$1 + local stripe=$2 + + _require_command "$BTRFS_MAP_LOGICAL_PROG" btrfs-map-logical + + $BTRFS_MAP_LOGICAL_PROG -l $logical $SCRATCH_DEV >> $seqres.full 2>&1 + $BTRFS_MAP_LOGICAL_PROG -l $logical $SCRATCH_DEV | \ + $AWK_PROG "(\$1 ~ /mirror/ && \$2 ~ /$stripe/) { print \$6 }" +} + +# Read from a specific stripe to test read recovery that corrupted a specific +# stripe. Btrfs uses the PID to select the mirror, so keep reading until the +# xfs_io process that performed the read was executed with a PID that ends up +# on the intended mirror. +_btrfs_direct_read_on_mirror() +{ + local mirror=$1 + local nr_mirrors=$2 + local file=$3 + local offset=$4 + local size=$5 + + while [[ -z $( (( BASHPID % nr_mirrors == mirror )) && + exec $XFS_IO_PROG -d \ + -c "pread -b $size $offset $size" $file) ]]; do + : + done +} + +# Read from a specific stripe to test read recovery that corrupted a specific +# stripe. Btrfs uses the PID to select the mirror, so keep reading until the +# xfs_io process that performed the read was executed with a PID that ends up +# on the intended mirror. +_btrfs_buffered_read_on_mirror() +{ + local mirror=$1 + local nr_mirrors=$2 + local file=$3 + local offset=$4 + local size=$5 + + echo 3 > /proc/sys/vm/drop_caches + while [[ -z $( (( BASHPID % nr_mirrors == mirror )) && + exec $XFS_IO_PROG \ + -c "pread -b $size $offset $size" $file) ]]; do + : + done +} diff --git a/common/config b/common/config index c6428f90..df20afc1 100644 --- a/common/config +++ b/common/config @@ -228,6 +228,7 @@ export E2IMAGE_PROG="$(type -P e2image)" export BLKZONE_PROG="$(type -P blkzone)" export GZIP_PROG="$(type -P gzip)" export BTRFS_IMAGE_PROG="$(type -P btrfs-image)" +export BTRFS_MAP_LOGICAL_PROG=$(type -P btrfs-map-logical) # use 'udevadm settle' or 'udevsettle' to wait for lv to be settled. # newer systems have udevadm command but older systems like RHEL5 don't. From patchwork Tue May 24 07:18:31 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859744 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BE1C7C433EF for ; Tue, 24 May 2022 07:18:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234801AbiEXHSv (ORCPT ); Tue, 24 May 2022 03:18:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52736 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232183AbiEXHSv (ORCPT ); Tue, 24 May 2022 03:18:51 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 826746A078; Tue, 24 May 2022 00:18:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=QWFWNrBtZ0Ule7V/kDxCbWVNuLfgW+H0Q91zndMs0i4=; b=oalhP1PvJjqzOqg/8YVd1ihE6L jiE/mHuzvXxXH3mTSOLYFKoDzgEU+latDoCmt8vUe8rZU6mnAUhR9/TgVDCfpO/TicPopjUzLIZ3w DpKzR29tkAqKu6wIbZSVx3dHRiH8Aroy1XY7tr51U1o9joQfZcuGiOhZ4PW2Orgwrco9iHHc9gooo xTePhlLLwVEYNg7z06RL0+yiunKHxilJTkpr2a4yvgxzoo8ghLYNFP0bM/7NaII+/kCsrc0mGhegY DRzTLmfgogbHDC34YgH1P+bfrGZ5+zM0oEEH9asgj+WHBfex0tmj83Cktl1R6UJJCp9HXSIuTMNOi 87fE6iuQ==; Received: from [2001:4bb8:18c:7298:31fd:9579:b449:3c3a] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntOob-0073G6-NX; Tue, 24 May 2022 07:18:50 +0000 From: Christoph Hellwig To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 2/9] btrfs/140: use common read repair helpers Date: Tue, 24 May 2022 09:18:31 +0200 Message-Id: <20220524071838.715013-3-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220524071838.715013-1-hch@lst.de> References: <20220524071838.715013-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Use the common helpers to find the btrfs logical address and to read from a specific mirror. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- tests/btrfs/140 | 13 ++----------- 1 file changed, 2 insertions(+), 11 deletions(-) diff --git a/tests/btrfs/140 b/tests/btrfs/140 index c680fe0a..fdff6eb2 100755 --- a/tests/btrfs/140 +++ b/tests/btrfs/140 @@ -24,7 +24,6 @@ _supported_fs btrfs _require_scratch_dev_pool 2 _require_btrfs_command inspect-internal dump-tree -_require_command "$FILEFRAG_PROG" filefrag _require_odirect # Overwriting data is forbidden on a zoned block device _require_non_zoned_device "${SCRATCH_DEV}" @@ -71,7 +70,7 @@ $XFS_IO_PROG -f -d -c "pwrite -S 0xaa -b 128K 0 128K" "$SCRATCH_MNT/foobar" |\ echo "step 2......corrupt file extent" >>$seqres.full ${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar >> $seqres.full -logical_in_btrfs=`${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar | _filter_filefrag | cut -d '#' -f 1` +logical_in_btrfs=$(_btrfs_get_first_logical $SCRATCH_MNT/foobar) physical=$(get_physical ${logical_in_btrfs} 1) devid=$(get_devid ${logical_in_btrfs} 1) devpath=$(get_device_path ${devid}) @@ -87,15 +86,7 @@ _scratch_mount # step 3, 128k dio read (this read can repair bad copy) echo "step 3......repair the bad copy" >>$seqres.full -# since raid1 consists of two copies, and the bad copy was put on stripe #1 -# while the good copy lies on stripe #0, the bad copy only gets access when the -# reader's pid % 2 == 1 is true -while true; do - $XFS_IO_PROG -d -c "pread -b 128K 0 128K" "$SCRATCH_MNT/foobar" > /dev/null & - pid=$! - wait - [ $((pid % 2)) == 1 ] && break -done +_btrfs_direct_read_on_mirror 1 2 "$SCRATCH_MNT/foobar" 0 128K _scratch_unmount From patchwork Tue May 24 07:18:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859745 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4EC95C433EF for ; Tue, 24 May 2022 07:18:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232183AbiEXHS4 (ORCPT ); Tue, 24 May 2022 03:18:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52792 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235055AbiEXHSz (ORCPT ); Tue, 24 May 2022 03:18:55 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AAADE80227; Tue, 24 May 2022 00:18:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=/EB5LG6UvTCkYfcEq/CNnza9tGVGj8cPjTcJli9orlE=; b=mjpe/u8zaPCDiMGSi+26qC16z+ K0fUALxkGsnDgAESGoKgmeDANq7YuJXxxpQrD1uik6f/Ou3fP7iAmSJe6PuV5MJEW+bi4QfAfZknQ lRcUbMoG8nNuIBT51RVSjDmJBNvhrMfjnqyxE9ZE2Qno77kVb/0JLToBMqxWJK8vZVlf+yIuQvu5E 3ur1CgwBzMrBYCkMkPKjjrXGCUqFdMGoMW/zN3VN7G6y0rIwDUykW33euONZr2k7GAYsW1CtYWKPA mOYwJT+3Mk4LQDMv4LJEhMm5I0qMSmRtZfnRVY80a6srSwdbYFY25VEhgqMprio1HyLU9kbN2Tr6E 0lXqgi7Q==; Received: from [2001:4bb8:18c:7298:31fd:9579:b449:3c3a] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntOoe-0073Gr-Q5; Tue, 24 May 2022 07:18:53 +0000 From: Christoph Hellwig To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 3/9] btrfs/141: use common read repair helpers Date: Tue, 24 May 2022 09:18:32 +0200 Message-Id: <20220524071838.715013-4-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220524071838.715013-1-hch@lst.de> References: <20220524071838.715013-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Use the common helpers to find the btrfs logical address and to read from a specific mirror. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- tests/btrfs/141 | 15 ++------------- 1 file changed, 2 insertions(+), 13 deletions(-) diff --git a/tests/btrfs/141 b/tests/btrfs/141 index 9fdcb2ab..90a90d00 100755 --- a/tests/btrfs/141 +++ b/tests/btrfs/141 @@ -25,7 +25,6 @@ _supported_fs btrfs _require_scratch_dev_pool 2 _require_btrfs_command inspect-internal dump-tree -_require_command "$FILEFRAG_PROG" filefrag get_physical() { @@ -69,8 +68,7 @@ $XFS_IO_PROG -f -d -c "pwrite -S 0xaa -b 128K 0 128K" "$SCRATCH_MNT/foobar" |\ # one in $SCRATCH_DEV_POOL echo "step 2......corrupt file extent" >>$seqres.full -${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar >> $seqres.full -logical_in_btrfs=`${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar | _filter_filefrag | cut -d '#' -f 1` +logical_in_btrfs=$(_btrfs_get_first_logical $SCRATCH_MNT/foobar) physical=$(get_physical ${logical_in_btrfs} 1) devid=$(get_devid ${logical_in_btrfs} 1) devpath=$(get_device_path ${devid}) @@ -85,16 +83,7 @@ _scratch_mount # step 3, 128k buffered read (this read can repair bad copy) echo "step 3......repair the bad copy" >>$seqres.full -# since raid1 consists of two copies, and the bad copy was put on stripe #1 -# while the good copy lies on stripe #0, the bad copy only gets access when the -# reader's pid % 2 == 1 is true -while true; do - echo 3 > /proc/sys/vm/drop_caches - $XFS_IO_PROG -c "pread -b 128K 0 128K" "$SCRATCH_MNT/foobar" > /dev/null & - pid=$! - wait - [ $((pid % 2)) == 1 ] && break -done +_btrfs_buffered_read_on_mirror 1 2 "$SCRATCH_MNT/foobar" 0 128K _scratch_unmount From patchwork Tue May 24 07:18:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859746 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8C61AC433F5 for ; Tue, 24 May 2022 07:19:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230198AbiEXHS7 (ORCPT ); Tue, 24 May 2022 03:18:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52814 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235072AbiEXHS5 (ORCPT ); Tue, 24 May 2022 03:18:57 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A551E6A02C; Tue, 24 May 2022 00:18:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=n+wo9xrNibche57KhrvTj7WL7MFCKfCq0IHrcn1xQKQ=; b=3E9LfsmytJv818PcQZcvDjH3wR uGp9P7zwg6JuKF5eIeXPjWsDMCgC5fb3zJSnqNyw0SdBxEzGhzyyYUcp6Q/Te0UDapkWglkR2B+ME Op0kT0mlSe9znP1p9AYZa3HKvPZ6oJIqLgWOm+sUoV7dgqKJAtc97zQoWQP21Uds6aXeV/bdCwnaB iVcdc4U6LC5uIVBiPZ9fuDMLBD27/cyRLQjDNMpdxBh37TIQNDqrydb5j9PYi3JH5zEeTxHd3WYFL 3JPgNM7lXCGVg2vmVFLcrTk0LofIBZl4BO3m3DjJeIl4ttBQQxYbMk+XQSeJt312uraN2mmKwEFmD GRJmXA3g==; Received: from [2001:4bb8:18c:7298:31fd:9579:b449:3c3a] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntOoh-0073He-PR; Tue, 24 May 2022 07:18:56 +0000 From: Christoph Hellwig To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 4/9] btrfs/142: use common read repair helpers Date: Tue, 24 May 2022 09:18:33 +0200 Message-Id: <20220524071838.715013-5-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220524071838.715013-1-hch@lst.de> References: <20220524071838.715013-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Use the common helpers to find the btrfs logical address and to read from a specific mirror. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- tests/btrfs/142 | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/tests/btrfs/142 b/tests/btrfs/142 index 58d01add..7a63fb83 100755 --- a/tests/btrfs/142 +++ b/tests/btrfs/142 @@ -27,7 +27,6 @@ _require_scratch_dev_pool 2 _require_dm_target dust _require_btrfs_command inspect-internal dump-tree -_require_command "$FILEFRAG_PROG" filefrag _scratch_dev_pool_get 2 # step 1, create a raid1 btrfs which contains one 128k file. @@ -46,8 +45,7 @@ $XFS_IO_PROG -f -d -c "pwrite -S 0xaa -b 128K 0 128K" "$SCRATCH_MNT/foobar" |\ # step 2, corrupt the first 64k of stripe #1 echo "step 2......corrupt file extent" >>$seqres.full -${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar >> $seqres.full -logical_in_btrfs=`${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar | _filter_filefrag | cut -d '#' -f 1` +logical_in_btrfs=$(_btrfs_get_first_logical $SCRATCH_MNT/foobar) echo "Logical offset is $logical_in_btrfs" >>$seqres.full _scratch_unmount @@ -67,10 +65,8 @@ echo "step 3......repair the bad copy" >>$seqres.full $DMSETUP_PROG message dust-test 0 addbadblock $((physical / 512)) $DMSETUP_PROG message dust-test 0 enable -while [[ -z $( (( BASHPID % 2 == stripe )) && - exec $XFS_IO_PROG -d -c "pread -b 128K 0 128K" "$SCRATCH_MNT/foobar") ]]; do - : -done + +_btrfs_direct_read_on_mirror $stripe 2 "$SCRATCH_MNT/foobar" 0 128K _cleanup_dust From patchwork Tue May 24 07:18:34 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859747 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1DF30C4332F for ; Tue, 24 May 2022 07:19:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235080AbiEXHTB (ORCPT ); Tue, 24 May 2022 03:19:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52836 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235072AbiEXHTA (ORCPT ); Tue, 24 May 2022 03:19:00 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CFA5374DDE; Tue, 24 May 2022 00:18:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=0aoVV0asi4DwOw1QapuYxnB9jA5GIdGiFLcHRrPmYG8=; b=0XWLYThwfNnMhcVnemmgpxBDbW ycOHfflmSiBjP1talAzkDiF9sEriLVIik3lZxe0QTvFBZp/kk+r4wWJKCw84/YWkkl7Ljd4J1vcif cEwM30L98hzlAFLpfk8V4i/x9KpHWwrpFcdtodLbQHIAOxNnvtpVtRZ9T88sKv5QIipUBBxv3pLE2 +7z/gSHbA84MJJx/Iv1XXF439Uzpn0Ol9QKhR2nEd3WP5UFon3ouz0LOkzlS8d6iWKqmrdQScy3/X I1fZQmsx/BC4sdRnxbRvN7pKoiNLK1ARd2/mEh5Oqn9pfNUDuF53KSrMxBeJtKhUMQrQG9dbYVNMH 2qEMXQEg==; Received: from [2001:4bb8:18c:7298:31fd:9579:b449:3c3a] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntOol-0073Hy-1a; Tue, 24 May 2022 07:18:59 +0000 From: Christoph Hellwig To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 5/9] btrfs/143: use common read repair helpers Date: Tue, 24 May 2022 09:18:34 +0200 Message-Id: <20220524071838.715013-6-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220524071838.715013-1-hch@lst.de> References: <20220524071838.715013-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Use the common helpers to find the btrfs logical address and to read from a specific mirror. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- tests/btrfs/143 | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/tests/btrfs/143 b/tests/btrfs/143 index 71db861d..b6ff2a42 100755 --- a/tests/btrfs/143 +++ b/tests/btrfs/143 @@ -34,7 +34,6 @@ _require_scratch_dev_pool 2 _require_dm_target dust _require_btrfs_command inspect-internal dump-tree -_require_command "$FILEFRAG_PROG" filefrag _scratch_dev_pool_get 2 # step 1, create a raid1 btrfs which contains one 128k file. @@ -53,8 +52,7 @@ $XFS_IO_PROG -f -d -c "pwrite -S 0xaa -b 128K 0 128K" "$SCRATCH_MNT/foobar" |\ # step 2, corrupt the first 64k of stripe #1 echo "step 2......corrupt file extent" >>$seqres.full -${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar >> $seqres.full -logical_in_btrfs=`${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar | _filter_filefrag | cut -d '#' -f 1` +logical_in_btrfs=$(_btrfs_get_first_logical $SCRATCH_MNT/foobar) echo "Logical offset is $logical_in_btrfs" >>$seqres.full _scratch_unmount @@ -74,10 +72,8 @@ echo "step 3......repair the bad copy" >>$seqres.full $DMSETUP_PROG message dust-test 0 addbadblock $((physical / 512)) $DMSETUP_PROG message dust-test 0 enable -while [[ -z $( (( BASHPID % 2 == stripe )) && - exec $XFS_IO_PROG -c "pread -b 128K 0 128K" "$SCRATCH_MNT/foobar") ]]; do - : -done + +_btrfs_buffered_read_on_mirror $stripe 2 "$SCRATCH_MNT/foobar" 0 128K _cleanup_dust From patchwork Tue May 24 07:18:35 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859748 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 782D9C433EF for ; Tue, 24 May 2022 07:19:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235088AbiEXHTE (ORCPT ); Tue, 24 May 2022 03:19:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52888 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235076AbiEXHTD (ORCPT ); Tue, 24 May 2022 03:19:03 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 375BB85ED2; Tue, 24 May 2022 00:19:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=dKRNlY+k596MFrV9bidGswiQpMPScn+2KCofeMuUMQE=; b=DQm/rr5dpW0uNzPYFfca7iNut3 2R+NA6X3Lj5S4gFRoO0KznLSivO3q0cGKtXDaT5cxRcTtQWIp+FxQCFkXf52OeAuSJVVL6luMtX6P uFNIrMWOk2dohBc4GaIVXh6SCm3ePDlmTCS1GudaL639TNbrpM6n22L+ts0vBAPyrZNp5woHt5CDB sPx8zfrNUwGTkWav+lzrrIzkb3iaPvR+jEKhWCCJOADvRONLegxTvcNlVyia/WnSZChcLUiIewoUa uJDOS/ZGgLy34xaU1X8xwFOdg2bAyRp6VrMz3j58aYf/8UxN+9eZ5gnCVAB1sWFzHmon7jFCqFZCe gLugqYlA==; Received: from [2001:4bb8:18c:7298:31fd:9579:b449:3c3a] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntOoo-0073Is-Dp; Tue, 24 May 2022 07:19:02 +0000 From: Christoph Hellwig To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 6/9] btrfs/157: use _btrfs_get_first_logical Date: Tue, 24 May 2022 09:18:35 +0200 Message-Id: <20220524071838.715013-7-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220524071838.715013-1-hch@lst.de> References: <20220524071838.715013-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Use the _btrfs_get_first_logical helper instead of open coding it. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- tests/btrfs/157 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/btrfs/157 b/tests/btrfs/157 index 343178b7..022db511 100755 --- a/tests/btrfs/157 +++ b/tests/btrfs/157 @@ -71,7 +71,7 @@ _scratch_mount $(_btrfs_no_v1_cache_opt) $XFS_IO_PROG -f -d -c "pwrite -S 0xaa 0 128K" -c "fsync" \ "$SCRATCH_MNT/foobar" | _filter_xfs_io -logical=`${FILEFRAG_PROG} -v $SCRATCH_MNT/foobar | _filter_filefrag | cut -d '#' -f 1` +logical=$(_btrfs_get_first_logical $SCRATCH_MNT/foobar) _scratch_unmount phy0=$(get_physical 0) From patchwork Tue May 24 07:18:36 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859749 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E9C2CC433EF for ; Tue, 24 May 2022 07:19:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235076AbiEXHTH (ORCPT ); Tue, 24 May 2022 03:19:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235072AbiEXHTH (ORCPT ); Tue, 24 May 2022 03:19:07 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8264E6A078; Tue, 24 May 2022 00:19:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=o6mcFOlOHdIwq0qsYwT676kLM8c9cSlg1F6XRI0EzE0=; b=zdLijrOuriN4wTSS/n3y2w36NU RT0OJGnaaqweE5ZCnI+PxrM4ajYXVASYOMuzEsGC3RxpUsBk66qeEUyDhAOSWzuuQGR45FknVi2+3 QSJdLV7USHmfT2dfE8nPTGYkwPCAgLz8Mi5LWo/nKM2kd3yQlzPrlv2CM1Ek/JBFzIS1kmapegM5t dYqueV8Egs17ovZwnXOyZ0NRY1jKNVyl9sJykULefxXkxI5wEQ1DGBDKHIugiBTd/c29WjkQMPAYh e3z8M9t0bVKaoPMaqjJKOROajuSOG2+80QvyaCj2Y6pIl0Vr5s9eWz0lvqo+8JPilc8rjAy0l8zIE qK6Sy1RQ==; Received: from [2001:4bb8:18c:7298:31fd:9579:b449:3c3a] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntOor-0073Ju-Mr; Tue, 24 May 2022 07:19:06 +0000 From: Christoph Hellwig To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 7/9] btrfs/215: use _btrfs_get_first_logical Date: Tue, 24 May 2022 09:18:36 +0200 Message-Id: <20220524071838.715013-8-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220524071838.715013-1-hch@lst.de> References: <20220524071838.715013-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Use the _btrfs_get_first_logical helper instead of open coding it. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- tests/btrfs/215 | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tests/btrfs/215 b/tests/btrfs/215 index 0dcbce2a..928f365c 100755 --- a/tests/btrfs/215 +++ b/tests/btrfs/215 @@ -56,7 +56,7 @@ fi #create an 8 block file $XFS_IO_PROG -d -f -c "pwrite -S 0xbb -b $filesize 0 $filesize" "$SCRATCH_MNT/foobar" > /dev/null -logical_extent=$($FILEFRAG_PROG -v "$SCRATCH_MNT/foobar" | _filter_filefrag | cut -d '#' -f 1) +logical_extent=$(_btrfs_get_first_logical $SCRATCH_MNT/foobar) physical_extent=$(get_physical $logical_extent) echo "logical = $logical_extent physical=$physical_extent" >> $seqres.full From patchwork Tue May 24 07:18:37 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859750 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 512F6C433F5 for ; Tue, 24 May 2022 07:19:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235072AbiEXHTL (ORCPT ); Tue, 24 May 2022 03:19:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53040 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233281AbiEXHTK (ORCPT ); Tue, 24 May 2022 03:19:10 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C9CE6941AE; Tue, 24 May 2022 00:19:09 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=l93CbR3xkwhO8zkRlFy4YMpI8owEyRLezZ81xujTwaU=; b=fqoszG4KTVGhOL2TVffBFY5H3/ tSQXOtKZdlR0KwnoSDGvG20IutmxvLuMkTVEeCgEaIbpzZuCcxhhKxRmWHzNNwuTg6sAQNkg1RBLk apdJp/o10zB+RHGwBavp6gM11FsalGfVAtd0n65FrLO//UKnSq8IG4fULq6Snt96oXArfj/9mjVq5 /CyZMS165sGBVQh3TOGPL/bs7CxOILyNXNXPf+b4bwpdqkNMsmguOds68VEPsnrhA+qSGFL2FC6O5 WbPcbNhr6/08Zu5y7Y8afvDuMCR5wL1q2we3D8Jsg7a5oGviByTpW94pt2IBesLGnjEwOsI1b5i9J SjBIYnhg==; Received: from [2001:4bb8:18c:7298:31fd:9579:b449:3c3a] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1ntOou-0073Kb-Sf; Tue, 24 May 2022 07:19:09 +0000 From: Christoph Hellwig To: fstests@vger.kernel.org Cc: linux-btrfs@vger.kernel.org Subject: [PATCH 8/9] btrfs: test repair with sectors corrupted in multiple mirrors Date: Tue, 24 May 2022 09:18:37 +0200 Message-Id: <20220524071838.715013-9-hch@lst.de> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220524071838.715013-1-hch@lst.de> References: <20220524071838.715013-1-hch@lst.de> MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Test that repair handles the case where it needs to read from more than a single mirror on the raid1c3 profile. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- tests/btrfs/265 | 86 +++++++++++++++++++++++++++++++++++++++++++++ tests/btrfs/265.out | 75 +++++++++++++++++++++++++++++++++++++++ 2 files changed, 161 insertions(+) create mode 100755 tests/btrfs/265 create mode 100644 tests/btrfs/265.out diff --git a/tests/btrfs/265 b/tests/btrfs/265 new file mode 100755 index 00000000..b243ba0b --- /dev/null +++ b/tests/btrfs/265 @@ -0,0 +1,86 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2017 Liu Bo. All Rights Reserved. +# Copyright (c) 2022 Christoph Hellwig. +# +# FS QA Test 265 +# +# Test that btrfs raid repair on a raid1c3 profile can repair corruption on two +# mirrors for the same logical offset. +# +. ./common/preamble +_begin_fstest auto quick read_repair + +# Import common functions. +. ./common/filter + +# real QA test starts here + +_supported_fs btrfs +_require_scratch_dev_pool 3 + +_require_odirect +# Overwriting data is forbidden on a zoned block device +_require_non_zoned_device "${SCRATCH_DEV}" + +_scratch_dev_pool_get 3 +# step 1, create a raid1 btrfs which contains one 128k file. +echo "step 1......mkfs.btrfs" + +mkfs_opts="-d raid1c3 -b 1G" +_scratch_pool_mkfs $mkfs_opts >>$seqres.full 2>&1 + +# make sure data is written to the start position of the data chunk +_scratch_mount $(_btrfs_no_v1_cache_opt) + +$XFS_IO_PROG -f -d -c "pwrite -S 0xaa -b 128K 0 128K" \ + "$SCRATCH_MNT/foobar" | \ + _filter_xfs_io_offset + +# step 2, corrupt the first 64k of one copy (on SCRATCH_DEV which is the first +# one in $SCRATCH_DEV_POOL +echo "step 2......corrupt file extent" + +# ensure btrfs-map-logical sees the tree updates +sync + +logical=$(_btrfs_get_first_logical $SCRATCH_MNT/foobar) + +physical1=$(_btrfs_get_physical ${logical} 1) +devpath1=$(_btrfs_get_device_path ${logical} 1) + +physical2=$(_btrfs_get_physical ${logical} 2) +devpath2=$(_btrfs_get_device_path ${logical} 2) + +_scratch_unmount + +echo " corrupt stripe #1, devpath $devpath1 physical $physical1" \ + >> $seqres.full +$XFS_IO_PROG -d -c "pwrite -S 0xbf -b 64K $physical1 64K" $devpath1 \ + > /dev/null + +echo " corrupt stripe #2, devpath $devpath2 physical $physical2" \ + >> $seqres.full +$XFS_IO_PROG -d -c "pwrite -S 0xbf -b 64K $physical2 64K" $devpath2 \ + > /dev/null + +_scratch_mount + +# step 3, 128k dio read (this read can repair bad copy) +echo "step 3......repair the bad copy" + +_btrfs_direct_read_on_mirror 0 3 "$SCRATCH_MNT/foobar" 0 128K +_btrfs_direct_read_on_mirror 1 3 "$SCRATCH_MNT/foobar" 0 128K + +_scratch_unmount + +echo "step 4......check if the repair worked" +$XFS_IO_PROG -d -c "pread -v -b 512 $physical1 512" $devpath1 |\ + _filter_xfs_io_offset +$XFS_IO_PROG -d -c "pread -v -b 512 $physical2 512" $devpath2 |\ + _filter_xfs_io_offset + +_scratch_dev_pool_put +# success, all done +status=0 +exit diff --git a/tests/btrfs/265.out b/tests/btrfs/265.out new file mode 100644 index 00000000..c62c7a39 --- /dev/null +++ b/tests/btrfs/265.out @@ -0,0 +1,75 @@ +QA output created by 265 +step 1......mkfs.btrfs +wrote 131072/131072 bytes +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +step 2......corrupt file extent +step 3......repair the bad copy +step 4......check if the repair worked +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +read 512/512 bytes +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +read 512/512 bytes +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) From patchwork Tue May 24 07:18:38 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christoph Hellwig X-Patchwork-Id: 12859751 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E16B0C433F5 for ; Tue, 24 May 2022 07:19:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235103AbiEXHTO (ORCPT ); Tue, 24 May 2022 03:19:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53082 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233873AbiEXHTO (ORCPT ); Tue, 24 May 2022 03:19:14 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E8D446A078; 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See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: fstests@vger.kernel.org Test that repair handles the case where it needs to read from more than a single mirror on the raid1c3 profile and needs to take turns over the mirrors to recover data for the whole read. Signed-off-by: Christoph Hellwig Reviewed-by: Qu Wenruo --- tests/btrfs/266 | 94 ++++++++++++++++++++++++++++++++++++++ tests/btrfs/266.out | 109 ++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 203 insertions(+) create mode 100755 tests/btrfs/266 create mode 100644 tests/btrfs/266.out diff --git a/tests/btrfs/266 b/tests/btrfs/266 new file mode 100755 index 00000000..43f4dff2 --- /dev/null +++ b/tests/btrfs/266 @@ -0,0 +1,94 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2017 Liu Bo. All Rights Reserved. +# Copyright (c) 2022 Christoph Hellwig. +# +# FS QA Test 266 +# +# Test that btrfs raid repair on a raid1c3 profile can repair interleaving +# errors on all mirrors. +# + +. ./common/preamble +_begin_fstest auto quick read_repair + +# Import common functions. +. ./common/filter + +# real QA test starts here + +_supported_fs btrfs +_require_scratch_dev_pool 3 + +_require_odirect +# Overwriting data is forbidden on a zoned block device +_require_non_zoned_device "${SCRATCH_DEV}" + +_scratch_dev_pool_get 3 +# step 1, create a raid1 btrfs which contains one 128k file. +echo "step 1......mkfs.btrfs" + +mkfs_opts="-d raid1c3 -b 1G" +_scratch_pool_mkfs $mkfs_opts >>$seqres.full 2>&1 + +# make sure data is written to the start position of the data chunk +_scratch_mount $(_btrfs_no_v1_cache_opt) + +$XFS_IO_PROG -f -d -c "pwrite -S 0xaa -b 256K 0 256K" \ + "$SCRATCH_MNT/foobar" | \ + _filter_xfs_io_offset + +# step 2, corrupt 4k in each copy +echo "step 2......corrupt file extent" + +# ensure btrfs-map-logical sees the tree updates +sync + +logical=$(_btrfs_get_first_logical $SCRATCH_MNT/foobar) + +physical1=$(_btrfs_get_physical ${logical} 1) +devpath1=$(_btrfs_get_device_path ${logical} 1) + +physical2=$(_btrfs_get_physical ${logical} 2) +devpath2=$(_btrfs_get_device_path ${logical} 2) + +physical3=$(_btrfs_get_physical ${logical} 3) +devpath3=$(_btrfs_get_device_path ${logical} 3) + +_scratch_unmount + +$XFS_IO_PROG -d -c "pwrite -S 0xbd -b 64K $physical3 64K" \ + $devpath3 > /dev/null + +$XFS_IO_PROG -d -c "pwrite -S 0xba -b 64K $physical1 128K" \ + $devpath1 > /dev/null + +$XFS_IO_PROG -d -c "pwrite -S 0xbb -b 64K $((physical2 + 65536)) 128K" \ + $devpath2 > /dev/null + +$XFS_IO_PROG -d -c "pwrite -S 0xbc -b 64K $((physical3 + (2 * 65536))) 128K" \ + $devpath3 > /dev/null + +_scratch_mount + +# step 3, 128k dio read (this read can repair bad copy) +echo "step 3......repair the bad copy" + +_btrfs_buffered_read_on_mirror 0 3 "$SCRATCH_MNT/foobar" 0 256K +_btrfs_buffered_read_on_mirror 1 3 "$SCRATCH_MNT/foobar" 0 256K +_btrfs_buffered_read_on_mirror 2 3 "$SCRATCH_MNT/foobar" 0 256K + +_scratch_unmount + +echo "step 4......check if the repair worked" +$XFS_IO_PROG -d -c "pread -v -b 512 $physical1 512" $devpath1 |\ + _filter_xfs_io_offset +$XFS_IO_PROG -d -c "pread -v -b 512 $physical2 512" $devpath2 |\ + _filter_xfs_io_offset +$XFS_IO_PROG -d -c "pread -v -b 512 $physical3 512" $devpath3 |\ + _filter_xfs_io_offset + +_scratch_dev_pool_put +# success, all done +status=0 +exit diff --git a/tests/btrfs/266.out b/tests/btrfs/266.out new file mode 100644 index 00000000..fcf2f5b8 --- /dev/null +++ b/tests/btrfs/266.out @@ -0,0 +1,109 @@ +QA output created by 266 +step 1......mkfs.btrfs +wrote 262144/262144 bytes +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +step 2......corrupt file extent +step 3......repair the bad copy +step 4......check if the repair worked +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +read 512/512 bytes +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +read 512/512 bytes +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +XXXXXXXX: aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa aa ................ +read 512/512 bytes +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)