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From: Anand Jain <anand.jain@oracle.com>
To: fstests@vger.kernel.org
Cc: linux-btrfs@vger.kernel.org
Subject: [PATCH] btrfs/242: test case to fstrim on a degraded filesystem
Date: Sun,  4 Jul 2021 19:20:41 +0800	[thread overview]
Message-ID: <a70c9f6b4e45d9bcdc5c2f19182f89ef8e22c074.1625237782.git.anand.jain@oracle.com> (raw)

Create a degraded btrfs filesystem and run fstrim on it.

Signed-off-by: Anand Jain <anand.jain@oracle.com>
---
 tests/btrfs/242     | 49 +++++++++++++++++++++++++++++++++++++++++++++
 tests/btrfs/242.out |  2 ++
 2 files changed, 51 insertions(+)
 create mode 100755 tests/btrfs/242
 create mode 100644 tests/btrfs/242.out

diff --git a/tests/btrfs/242 b/tests/btrfs/242
new file mode 100755
index 000000000000..e946ee6ac7c2
--- /dev/null
+++ b/tests/btrfs/242
@@ -0,0 +1,49 @@
+#! /bin/bash
+# SPDX-License-Identifier: GPL-2.0
+# Copyright (C) 2021 Oracle. All Rights Reserved.
+#
+# FS QA Test 242
+#
+# Test that fstrim can run on the degraded filesystem
+#   Kernel requires fix for the null pointer deref in btrfs_trim_fs()
+#     [patch] btrfs: check for missing device in btrfs_trim_fs
+
+
+. ./common/preamble
+_begin_fstest auto quick replace trim
+
+# Import common functions.
+. ./common/filter
+
+# real QA test starts here
+_supported_fs btrfs
+_require_btrfs_forget_or_module_loadable
+_require_scratch_dev_pool 2
+#_require_command "$WIPEFS_PROG" wipefs
+
+_scratch_dev_pool_get 2
+dev1=$(echo $SCRATCH_DEV_POOL | $AWK_PROG '{ print $1 }')
+
+_scratch_pool_mkfs "-m raid1 -d raid1"
+_scratch_mount
+_require_batched_discard $SCRATCH_MNT
+
+# Add a test file with some data.
+$XFS_IO_PROG -f -c "pwrite -S 0xab 0 10M" $SCRATCH_MNT/foo > /dev/null
+
+# Unmount the filesystem.
+_scratch_unmount
+
+# Mount the filesystem in degraded mode 
+_btrfs_forget_or_module_reload
+_mount -o degraded $dev1 $SCRATCH_MNT
+
+# Run fstrim
+$FSTRIM_PROG $SCRATCH_MNT
+
+_scratch_dev_pool_put
+
+echo Silence is golden
+
+status=0
+exit
diff --git a/tests/btrfs/242.out b/tests/btrfs/242.out
new file mode 100644
index 000000000000..a46d77702f23
--- /dev/null
+++ b/tests/btrfs/242.out
@@ -0,0 +1,2 @@
+QA output created by 242
+Silence is golden
-- 
2.27.0


             reply	other threads:[~2021-07-04 11:21 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-04 11:20 Anand Jain [this message]
2021-07-05  0:17 ` Qu Wenruo
2021-07-05  3:41 ` [PATCH v2] " Anand Jain
2021-07-05  8:45 ` [PATCH] " Filipe Manana
2021-07-05 10:20   ` Anand Jain
2021-07-05  8:50 ` Filipe Manana
2021-07-05 10:04   ` Anand Jain
2021-07-05 10:43 ` [PATCH v3] " Anand Jain
2021-07-05 11:38   ` Filipe Manana
2021-07-05 11:51   ` Qu Wenruo

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