linux-kernel - [PATCH] xen: use helper macro __ATTR

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Date:   Tue, 22 Feb 2022 19:12:22 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <boris.ostrovsky@...cle.com>, <jgross@...e.com>
CC:     <sstabellini@...nel.org>, <xen-devel@...ts.xenproject.org>,
        <linux-kernel@...r.kernel.org>, <linmiaohe@...wei.com>
Subject: [PATCH] xen: use helper macro __ATTR_RW

Use helper macro __ATTR_RW to define hyp_sysfs_attr to make code more
clear. Minor readability improvement.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 drivers/xen/sys-hypervisor.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/xen/sys-hypervisor.c b/drivers/xen/sys-hypervisor.c
index feb1d16252e7..5e842c88a13e 100644
--- a/drivers/xen/sys-hypervisor.c
+++ b/drivers/xen/sys-hypervisor.c
@@ -25,8 +25,7 @@
 static struct hyp_sysfs_attr  _name##_attr = __ATTR_RO(_name)
 
 #define HYPERVISOR_ATTR_RW(_name) \
-static struct hyp_sysfs_attr _name##_attr = \
-	__ATTR(_name, 0644, _name##_show, _name##_store)
+static struct hyp_sysfs_attr _name##_attr = __ATTR_RW(_name)
 
 struct hyp_sysfs_attr {
 	struct attribute attr;
-- 
2.23.0