From 0f3649a9e305ea22eb196a84a2d7520afcaa6060 Mon Sep 17 00:00:00 2001 From: Mike Snitzer Date: Sat, 6 Mar 2010 02:32:24 +0000 Subject: dm ioctl: only issue uevent on resume if state changed Only issue a uevent on a resume if the state of the device changed, i.e. if it was suspended and/or its table was replaced. Signed-off-by: Dave Wysochanski Signed-off-by: Mike Snitzer Cc: stable@kernel.org Signed-off-by: Alasdair G Kergon --- drivers/md/dm-ioctl.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'drivers') diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c index 1d669322b27..e3cf5686d0a 100644 --- a/drivers/md/dm-ioctl.c +++ b/drivers/md/dm-ioctl.c @@ -897,16 +897,17 @@ static int do_resume(struct dm_ioctl *param) set_disk_ro(dm_disk(md), 1); } - if (dm_suspended_md(md)) + if (dm_suspended_md(md)) { r = dm_resume(md); + if (!r) + dm_kobject_uevent(md, KOBJ_CHANGE, param->event_nr); + } if (old_map) dm_table_destroy(old_map); - if (!r) { - dm_kobject_uevent(md, KOBJ_CHANGE, param->event_nr); + if (!r) r = __dev_status(md, param); - } dm_put(md); return r; -- cgit v1.2.3