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-rw-r--r--drivers/md/md.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 540347c538f9..f43ff2962b2b 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -4704,7 +4704,7 @@ static void md_clean(mddev_t *mddev)
mddev->plug = NULL;
}
-void md_stop_writes(mddev_t *mddev)
+static void __md_stop_writes(mddev_t *mddev)
{
if (mddev->sync_thread) {
set_bit(MD_RECOVERY_FROZEN, &mddev->recovery);
@@ -4724,6 +4724,13 @@ void md_stop_writes(mddev_t *mddev)
md_update_sb(mddev, 1);
}
}
+
+void md_stop_writes(mddev_t *mddev)
+{
+ mddev_lock(mddev);
+ __md_stop_writes(mddev);
+ mddev_unlock(mddev);
+}
EXPORT_SYMBOL_GPL(md_stop_writes);
void md_stop(mddev_t *mddev)
@@ -4748,7 +4755,7 @@ static int md_set_readonly(mddev_t *mddev, int is_open)
goto out;
}
if (mddev->pers) {
- md_stop_writes(mddev);
+ __md_stop_writes(mddev);
err = -ENXIO;
if (mddev->ro==1)
@@ -4785,7 +4792,7 @@ static int do_md_stop(mddev_t * mddev, int mode, int is_open)
if (mddev->ro)
set_disk_ro(disk, 0);
- md_stop_writes(mddev);
+ __md_stop_writes(mddev);
md_stop(mddev);
mddev->queue->merge_bvec_fn = NULL;
mddev->queue->unplug_fn = NULL;