md: use wait_event() to simplify md_super_wait() (1967cd56) · Commits · 戴 / test

drivers/md/md.c

+1 −8

Original line number	Diff line number	Diff line
		@@ -766,14 +766,7 @@ void md_super_write(struct mddev mddev, struct md_rdev rdev,
		void md_super_wait(struct mddev *mddev)
		{
		/* wait for all superblock writes that were scheduled to complete */
		DEFINE_WAIT(wq);
		for(;;) {
		prepare_to_wait(&mddev->sb_wait, &wq, TASK_UNINTERRUPTIBLE);
		if (atomic_read(&mddev->pending_writes)==0)
		break;
		schedule();
		}
		finish_wait(&mddev->sb_wait, &wq);
		wait_event(mddev->sb_wait, atomic_read(&mddev->pending_writes)==0);
		}

		int sync_page_io(struct md_rdev *rdev, sector_t sector, int size,