From 7870db4c7fa1b03fec133c4f4e67fdaa04c5ac15 Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Thu, 2 Nov 2006 22:06:57 -0800
Subject: [PATCH] [PATCH] md: send online/offline uevents when an md array
 starts/stops

This allows udev to do something intelligent when an array becomes
available.

Acked-by: Greg KH <greg@kroah.com>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 drivers/md/md.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 50ab4a936e30..d11135604403 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -3200,6 +3200,7 @@ static int do_md_run(mddev_t * mddev)
 
 	mddev->changed = 1;
 	md_new_event(mddev);
+	kobject_uevent(&mddev->gendisk->kobj, KOBJ_ONLINE);
 	return 0;
 }
 
@@ -3313,6 +3314,7 @@ static int do_md_stop(mddev_t * mddev, int mode)
 
 			module_put(mddev->pers->owner);
 			mddev->pers = NULL;
+			kobject_uevent(&mddev->gendisk->kobj, KOBJ_OFFLINE);
 			if (mddev->ro)
 				mddev->ro = 0;
 		}
-- 
2.20.1