[PATCH v5 08/14] md: export helper md_is_rdwr()

[Yu Kuai]

From: Yu Kuai <yuku...@huawei.com>

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

Signed-off-by: Yu Kuai <yuku...@huawei.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 19f16a77cf9c..2c245341148a 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 437ab70ce79b..684cc866402a 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 inline 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