md: Using poll /proc/mdstat can monitor the events of adding a spare …

…disks Signed-off-by: majianpeng <[email protected]> Signed-off-by: NeilBrown <[email protected]>
abhishekpant93 · Jun 9, 2011 · 9864c00 · 9864c00
1 parent d744540
commit 9864c00
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/md/md.c b/drivers/md/md.c
@@ -5274,6 +5274,8 @@ static int add_new_disk(mddev_t * mddev, mdu_disk_info_t *info)
 		if (mddev->degraded)
 			set_bit(MD_RECOVERY_RECOVER, &mddev->recovery);
 		set_bit(MD_RECOVERY_NEEDED, &mddev->recovery);
+		if (!err)
+			md_new_event(mddev);
 		md_wakeup_thread(mddev->thread);
 		return err;
 	}