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-rw-r--r--drivers/md/md.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 77ba8b265e16..42f5fbde4e89 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -9417,8 +9417,13 @@ static void md_start_sync(struct work_struct *ws)
{
struct mddev *mddev = container_of(ws, struct mddev, sync_work);
int spares = 0;
+ bool suspend = false;
- mddev_lock_nointr(mddev);
+ if (md_spares_need_change(mddev))
+ suspend = true;
+
+ suspend ? mddev_suspend_and_lock_nointr(mddev) :
+ mddev_lock_nointr(mddev);
if (!md_is_rdwr(mddev)) {
/*
@@ -9454,7 +9459,7 @@ static void md_start_sync(struct work_struct *ws)
goto not_running;
}
- mddev_unlock(mddev);
+ suspend ? mddev_unlock_and_resume(mddev) : mddev_unlock(mddev);
md_wakeup_thread(mddev->sync_thread);
sysfs_notify_dirent_safe(mddev->sysfs_action);
md_new_event();
@@ -9466,7 +9471,7 @@ not_running:
clear_bit(MD_RECOVERY_REQUESTED, &mddev->recovery);
clear_bit(MD_RECOVERY_CHECK, &mddev->recovery);
clear_bit(MD_RECOVERY_RUNNING, &mddev->recovery);
- mddev_unlock(mddev);
+ suspend ? mddev_unlock_and_resume(mddev) : mddev_unlock(mddev);
wake_up(&resync_wait);
if (test_and_clear_bit(MD_RECOVERY_RECOVER, &mddev->recovery) &&