linux-kernel - [PATCH v2 10/11] md: export helper md_is

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date: Wed, 24 Jan 2024 17:14:20 +0800
From: Yu Kuai <yukuai3@...wei.com>
To: <agk@...hat.com>, <snitzer@...nel.org>, <mpatocka@...hat.com>,
	<dm-devel@...ts.linux.dev>, <xni@...hat.com>, <song@...nel.org>,
	<yukuai3@...wei.com>, <jbrassow@....redhat.com>, <neilb@...e.de>,
	<heinzm@...hat.com>, <shli@...com>, <akpm@...l.org>
CC: <linux-kernel@...r.kernel.org>, <linux-raid@...r.kernel.org>,
	<yukuai1@...weicloud.com>, <yi.zhang@...wei.com>, <yangerkun@...wei.com>
Subject: [PATCH v2 10/11] md: export helper md_is_rdwr()

There are no functional changes for now, prepare to fix a deadlock for
dm-raid456.

Signed-off-by: Yu Kuai <yukuai3@...wei.com>
---
 drivers/md/md.c | 12 ------------
 drivers/md/md.h | 12 ++++++++++++
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 90cf31b53804..c803a805ea0d 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -99,18 +99,6 @@ static void mddev_detach(struct mddev *mddev);
 static void export_rdev(struct md_rdev *rdev, struct mddev *mddev);
 static void md_wakeup_thread_directly(struct md_thread __rcu *thread);
 
-enum md_ro_state {
-	MD_RDWR,
-	MD_RDONLY,
-	MD_AUTO_READ,
-	MD_MAX_STATE
-};
-
-static bool md_is_rdwr(struct mddev *mddev)
-{
-	return (mddev->ro == MD_RDWR);
-}
-
 /*
  * Default number of read corrections we'll attempt on an rdev
  * before ejecting it from the array. We divide the read error
diff --git a/drivers/md/md.h b/drivers/md/md.h
index 29b476ff3b9f..98da86d38ba8 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -558,6 +558,18 @@ enum recovery_flags {
 	MD_RESYNCING_REMOTE,	/* remote node is running resync thread */
 };
 
+enum md_ro_state {
+	MD_RDWR,
+	MD_RDONLY,
+	MD_AUTO_READ,
+	MD_MAX_STATE
+};
+
+static bool md_is_rdwr(struct mddev *mddev)
+{
+	return (mddev->ro == MD_RDWR);
+}
+
 static inline int __must_check mddev_lock(struct mddev *mddev)
 {
 	return mutex_lock_interruptible(&mddev->reconfig_mutex);
-- 
2.39.2