linux-ext4 - [PATCH v1 2/3] common/xfs: Add a new helper function to check v5 XFS

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Message-Id: <61a7e3f25621548ec3ef795a3cd0724e32afb647.1739363803.git.nirjhar.roy.lists@gmail.com>
Date: Wed, 12 Feb 2025 12:39:57 +0000
From: "Nirjhar Roy (IBM)" <nirjhar.roy.lists@...il.com>
To: fstests@...r.kernel.org
Cc: linux-ext4@...r.kernel.org,
	linux-xfs@...r.kernel.org,
	ritesh.list@...il.com,
	ojaswin@...ux.ibm.com,
	djwong@...nel.org,
	zlang@...nel.org,
	nirjhar.roy.lists@...il.com
Subject: [PATCH v1 2/3] common/xfs: Add a new helper function to check v5 XFS

This commit adds a new helper to function to check that we can
create a V5 XFS filesystem in the scratch device

Signed-off-by: Nirjhar Roy (IBM) <nirjhar.roy.lists@...il.com>
---
 common/xfs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/common/xfs b/common/xfs
index 0417a40a..cc0a62e4 100644
--- a/common/xfs
+++ b/common/xfs
@@ -468,6 +468,19 @@ _require_scratch_xfs_crc()
 	_scratch_unmount
 }
 
+# this test requires the xfs kernel support crc feature on scratch device
+#
+_require_scratch_xfs_v5()
+{
+	_require_scratch_xfs_crc
+	_scratch_mkfs_xfs -m crc=1 > $seqres.full 2>&1 ||
+		_notrun "v5 filesystem isn't supported by the kernel"
+	_try_scratch_mount >/dev/null 2>&1
+	ret="$?"
+	_scratch_unmount
+	[[ "$ret" != "0" ]] && _notrun "couldn't mount a V5 xfs filesystem"
+}
+
 # this test requires the finobt feature to be available in mkfs.xfs
 #
 _require_xfs_mkfs_finobt()
-- 
2.34.1