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From:   Logan Gunthorpe <logang@deltatee.com>
To:     linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org,
        linux-block@vger.kernel.org, Omar Sandoval <osandov@osandov.com>
Cc:     Sagi Grimberg <sagi@grimberg.me>,
        Chaitanya Kulkarni <Chaitanya.Kulkarni@wdc.com>,
        Stephen Bates <sbates@raithlin.com>,
        Logan Gunthorpe <logang@deltatee.com>
Date:   Thu,  8 Oct 2020 10:40:15 -0600
Message-Id: <20201008164024.12546-3-logang@deltatee.com>
In-Reply-To: <20201008164024.12546-1-logang@deltatee.com>
References: <20201008164024.12546-1-logang@deltatee.com>
MIME-Version: 1.0
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Subject: [PATCH blktests v3 02/11] common/xfs: Create common helper to check for XFS support
Precedence: bulk

Two nvme tests create and mount XFS filesystems and check for mkfs.xfs.

They should also check for XFS support in the kernel so create a common
helper for this.

Signed-off-by: Logan Gunthorpe <logang@deltatee.com>
---
 common/rc      |  8 ++++++++
 common/xfs     | 11 +++++++++++
 tests/nvme/012 |  6 ++++--
 tests/nvme/013 |  4 +++-
 4 files changed, 26 insertions(+), 3 deletions(-)
 create mode 100644 common/xfs

diff --git a/common/rc b/common/rc
index cdc0150ea5ea..44cb218c2fac 100644
--- a/common/rc
+++ b/common/rc
@@ -181,6 +181,14 @@ _have_tracepoint() {
 	return 0
 }
 
+_have_fs() {
+	modprobe "$1" >/dev/null 2>&1
+	if [[ ! -d "/sys/fs/$1" ]]; then
+		SKIP_REASON="kernel does not support filesystem $1"
+		return 1
+	fi
+}
+
 _test_dev_is_rotational() {
 	[[ $(cat "${TEST_DEV_SYSFS}/queue/rotational") -ne 0 ]]
 }
diff --git a/common/xfs b/common/xfs
new file mode 100644
index 000000000000..d1a603b8c7b5
--- /dev/null
+++ b/common/xfs
@@ -0,0 +1,11 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-3.0+
+# Copyright (C) 2017 Omar Sandoval
+#
+# fio helper functions.
+
+. common/shellcheck
+
+_have_xfs() {
+	_have_fs xfs && _have_program mkfs.xfs
+}
diff --git a/tests/nvme/012 b/tests/nvme/012
index 1dbd59804ed7..1d8d8e3cc271 100755
--- a/tests/nvme/012
+++ b/tests/nvme/012
@@ -5,14 +5,16 @@
 # Test mkfs with data verification for block device backed ns.
 
 . tests/nvme/rc
+. common/xfs
 
 DESCRIPTION="run mkfs and data verification fio job on NVMeOF block device-backed ns"
 TIMED=1
 
 requires() {
 	_nvme_requires
-	_have_program mkfs.xfs && _have_program fio && \
-		_have_modules loop
+	_have_xfs
+	_have_program fio
+	_have_modules loop
 	_require_nvme_trtype_is_fabrics
 }
 
diff --git a/tests/nvme/013 b/tests/nvme/013
index df7f23e69252..3819a2730d9b 100755
--- a/tests/nvme/013
+++ b/tests/nvme/013
@@ -5,13 +5,15 @@
 # Test mkfs with data verification for file backed ns.
 
 . tests/nvme/rc
+. common/xfs
 
 DESCRIPTION="run mkfs and data verification fio job on NVMeOF file-backed ns"
 TIMED=1
 
 requires() {
 	_nvme_requires
-	_have_program mkfs.xfs && _have_fio
+	_have_xfs
+	_have_fio
 	_require_nvme_trtype_is_fabrics
 }
 
-- 
2.20.1