From patchwork Thu Dec 7 09:03:34 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johannes Thumshirn X-Patchwork-Id: 13482987 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=wdc.com header.i=@wdc.com header.b="NOBQWuar" Received: from esa6.hgst.iphmx.com (esa6.hgst.iphmx.com [216.71.154.45]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C648C19A; Thu, 7 Dec 2023 01:03:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1701939824; x=1733475824; h=from:date:subject:mime-version:content-transfer-encoding: message-id:references:in-reply-to:to:cc; bh=x9xYVBRvVqgHm711gNxw3MzaP0voh7Soz6RTYx+3UsQ=; b=NOBQWuarE7y5bHcywA+hThuQNTOrRPoQZkU9zDoFaZaZjFM1VJg0BMQ8 56ODZOr0VME5BZyhC6/SjGSOCfxisnWvx/vzcybKya6ZsS8yus90sqCDr 7dY/PgLnAg31X3bfL3cMcN10w8s+U57E1w6uz4P+z0szwTZkWwCs7gtIB w2E+q2h6l1H4mqyuT0QtbiBUw7ReriiWEAJG9C5rbrYILAHVO4ECrJWhB /2Ze3Xf8rh3twoiXIlBG9NeA/TIlbifStbYJntsH7BDuBjHrhckK/cP49 7w4+pehPfucNZKO8rdVZWNeQdMlbtg2QD0/In3bVd/LMHDQxt/AL6nX4X w==; X-CSE-ConnectionGUID: utjFoGNaTvmNV1/8iBqCWQ== X-CSE-MsgGUID: jFEzbG+nSy6Y82UFv6r28g== X-IronPort-AV: E=Sophos;i="6.04,256,1695657600"; d="scan'208";a="4272785" Received: from h199-255-45-14.hgst.com (HELO uls-op-cesaep01.wdc.com) ([199.255.45.14]) by ob1.hgst.iphmx.com with ESMTP; 07 Dec 2023 17:03:44 +0800 IronPort-SDR: VIoPLfs3sAvfvZpon9TyEQW04a0PsPleg5tqp2KFSCcX4gw4TpfHIDJ3Su4j/Xc601lpO5JK7q /QSLokiGVsjQ== Received: from uls-op-cesaip02.wdc.com ([10.248.3.37]) by uls-op-cesaep01.wdc.com with ESMTP/TLS/ECDHE-RSA-AES128-GCM-SHA256; 07 Dec 2023 00:14:44 -0800 IronPort-SDR: SVowiawgBDz1DG2TFrujb31n8HVLLZElzEE5klcq0CC/62x/FIhgP1wvVvYoEWQbBwD39jJVKt Yn3Y9m+UT02Q== WDCIronportException: Internal Received: from unknown (HELO redsun91.ssa.fujisawa.hgst.com) ([10.149.66.6]) by uls-op-cesaip02.wdc.com with ESMTP; 07 Dec 2023 01:03:42 -0800 From: Johannes Thumshirn Date: Thu, 07 Dec 2023 01:03:34 -0800 Subject: [PATCH v5 7/9] btrfs: add fstest for writing to a file at an offset with RST Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20231207-btrfs-raid-v5-7-44aa1affe856@wdc.com> References: <20231207-btrfs-raid-v5-0-44aa1affe856@wdc.com> In-Reply-To: <20231207-btrfs-raid-v5-0-44aa1affe856@wdc.com> To: Anand Jain , Zorro Lang Cc: Filipe Manana , fstests@vger.kernel.org, linux-btrfs@vger.kernel.org, Johannes Thumshirn X-Mailer: b4 0.12.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1701939810; l=5312; i=johannes.thumshirn@wdc.com; s=20230613; h=from:subject:message-id; bh=x9xYVBRvVqgHm711gNxw3MzaP0voh7Soz6RTYx+3UsQ=; b=jQp5nhq/qYLym2+HW1bsoQNZ41RAuJxS0YyK8xwll4k3K2KVLHAQ0VS/Gdc+E6yrQIq1Nt8qM ybqNMCNcVPeDUvhhv/RswmcYqt1KOP+qoyPw7Hjup8Q3UqZ1gslkPoE X-Developer-Key: i=johannes.thumshirn@wdc.com; a=ed25519; pk=TGmHKs78FdPi+QhrViEvjKIGwReUGCfa+3LEnGoR2KM= Add a fstest writing 4k at offset 64k to a file with one RAID tripe already pre-filled for a raid-stripe-tree formatted file system. Signed-off-by: Johannes Thumshirn --- tests/btrfs/306 | 59 +++++++++++++++++++++++++++++++++++++++++ tests/btrfs/306.out | 75 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 134 insertions(+) diff --git a/tests/btrfs/306 b/tests/btrfs/306 new file mode 100755 index 000000000000..72c066aa6940 --- /dev/null +++ b/tests/btrfs/306 @@ -0,0 +1,59 @@ +#! /bin/bash +# SPDX-License-Identifier: GPL-2.0 +# Copyright (c) 2023 Western Digital Cooperation. All Rights Reserved. +# +# FS QA Test 306 +# +# Test on-disk layout of RAID Stripe Tree Metadata by writing 4k to an emppty +# file at offset 64k with one stripe pre-filled on an otherwise pristine +# filesystem. +# +. ./common/preamble +_begin_fstest auto quick raid remount volume raid-stripe-tree + +. ./common/filter +. ./common/filter.btrfs + +_supported_fs btrfs +_require_btrfs_command inspect-internal dump-tree +_require_btrfs_mkfs_feature "raid-stripe-tree" +_require_scratch_dev_pool 4 +_require_btrfs_fs_feature "raid_stripe_tree" +_require_btrfs_fs_feature "free_space_tree" +_require_btrfs_free_space_tree +_require_btrfs_no_compress + +test_4k_write_64koff() +{ + local profile=$1 + local ndevs=$2 + + _scratch_dev_pool_get $ndevs + + echo "==== Testing $profile ====" + _scratch_pool_mkfs -d $profile -m $profile -O raid-stripe-tree + _scratch_mount + + # precondition one stripe + $XFS_IO_PROG -fc "pwrite 0 64k" "$SCRATCH_MNT/bar" | _filter_xfs_io + + $XFS_IO_PROG -fc "pwrite 64k 4k" "$SCRATCH_MNT/foo" | _filter_xfs_io + + _scratch_cycle_mount + md5sum "$SCRATCH_MNT/foo" | _filter_scratch + + _scratch_unmount + + $BTRFS_UTIL_PROG inspect-internal dump-tree -t raid_stripe $SCRATCH_DEV_POOL |\ + _filter_btrfs_version | _filter_stripe_tree + + _scratch_dev_pool_put +} +echo "= Test 4k write to an empty file at offset 64k with one stripe prefilled =" +test_4k_write_64koff raid0 2 +test_4k_write_64koff raid1 2 +test_4k_write_64koff raid10 4 + +# success, all done +status=0 +exit diff --git a/tests/btrfs/306.out b/tests/btrfs/306.out new file mode 100644 index 000000000000..8031cddb79f7 --- /dev/null +++ b/tests/btrfs/306.out @@ -0,0 +1,75 @@ +QA output created by 306 += Test 4k write to an empty file at offset 64k with one stripe prefilled = +==== Testing raid0 ==== +wrote 65536/65536 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 4096/4096 bytes at offset 65536 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +381b0e7d72cb4f75286fe2b445e8d92a SCRATCH_MNT/foo + +raid stripe tree key (RAID_STRIPE_TREE ROOT_ITEM 0) +leaf XXXXXXXXX items X free space XXXXX generation X owner RAID_STRIPE_TREE +leaf XXXXXXXXX flags 0x1(WRITTEN) backref revision 1 +checksum stored +checksum calced +fs uuid +chunk uuid + item 0 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 24 + encoding: RAID0 + stripe 0 devid 1 physical XXXXXXXXX + item 1 key (XXXXXX RAID_STRIPE 4096) itemoff XXXXX itemsize 24 + encoding: RAID0 + stripe 0 devid 2 physical XXXXXXXXX +total bytes XXXXXXXX +bytes used XXXXXX +uuid +==== Testing raid1 ==== +wrote 65536/65536 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 4096/4096 bytes at offset 65536 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +381b0e7d72cb4f75286fe2b445e8d92a SCRATCH_MNT/foo + +raid stripe tree key (RAID_STRIPE_TREE ROOT_ITEM 0) +leaf XXXXXXXXX items X free space XXXXX generation X owner RAID_STRIPE_TREE +leaf XXXXXXXXX flags 0x1(WRITTEN) backref revision 1 +checksum stored +checksum calced +fs uuid +chunk uuid + item 0 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 40 + encoding: RAID1 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX + item 1 key (XXXXXX RAID_STRIPE 4096) itemoff XXXXX itemsize 40 + encoding: RAID1 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX +total bytes XXXXXXXX +bytes used XXXXXX +uuid +==== Testing raid10 ==== +wrote 65536/65536 bytes at offset 0 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +wrote 4096/4096 bytes at offset 65536 +XXX Bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +381b0e7d72cb4f75286fe2b445e8d92a SCRATCH_MNT/foo + +raid stripe tree key (RAID_STRIPE_TREE ROOT_ITEM 0) +leaf XXXXXXXXX items X free space XXXXX generation X owner RAID_STRIPE_TREE +leaf XXXXXXXXX flags 0x1(WRITTEN) backref revision 1 +checksum stored +checksum calced +fs uuid +chunk uuid + item 0 key (XXXXXX RAID_STRIPE 65536) itemoff XXXXX itemsize 40 + encoding: RAID10 + stripe 0 devid 1 physical XXXXXXXXX + stripe 1 devid 2 physical XXXXXXXXX + item 1 key (XXXXXX RAID_STRIPE 4096) itemoff XXXXX itemsize 40 + encoding: RAID10 + stripe 0 devid 3 physical XXXXXXXXX + stripe 1 devid 4 physical XXXXXXXXX +total bytes XXXXXXXX +bytes used XXXXXX +uuid