linux-kernel - [PATCH 001 of 6] md: Send online/offline uevents when an md array starts/stops.

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Date:	Tue, 31 Oct 2006 17:00:46 +1100
From:	NeilBrown <neilb@...e.de>
To:	Andrew Morton <akpm@...l.org>
Cc:	gregkh@...e.de
Subject: [PATCH 001 of 6] md: Send online/offline uevents when an md array starts/stops.


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

cc: gregkh@...e.de
Signed-off-by: Neil Brown <neilb@...e.de>

### Diffstat output
 ./drivers/md/md.c |    2 ++
 1 file changed, 2 insertions(+)

diff .prev/drivers/md/md.c ./drivers/md/md.c
--- .prev/drivers/md/md.c	2006-10-31 16:40:52.000000000 +1100
+++ ./drivers/md/md.c	2006-10-31 16:41:02.000000000 +1100
@@ -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, i
 
 			module_put(mddev->pers->owner);
 			mddev->pers = NULL;
+			kobject_uevent(&mddev->gendisk->kobj, KOBJ_OFFLINE);
 			if (mddev->ro)
 				mddev->ro = 0;
 		}
-
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