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ses: generate KOBJ_CHANGE on enclosure attach 

In support of a /dev/disk/by-slot populated with data from the enclosure
and ses modules udev needs notification when the new interface
files/links are available.  Otherwise, any udev rules specified for the
disk cannot assume that the enclosure topology has settled.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Song Liu <songliubraving@fb.com>
Reviewed-by: Jens Axboe <axboe@fb.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Dan Williams 2014-12-30 14:46:15 -08:00 committed by Christoph Hellwig
parent ed09dcc8bd
commit 15a0fbbc8e
1 changed files with 2 additions and 1 deletions
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3
drivers/scsi/ses.c
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@ -349,7 +349,8 @@ static int ses_enclosure_find_by_addr(struct enclosure_device *edev,
if (scomp->addr != efd->addr) if (scomp->addr != efd->addr)
continue; continue;
enclosure_add_device(edev, i, efd->dev); if (enclosure_add_device(edev, i, efd->dev) == 0)
kobject_uevent(&efd->dev->kobj, KOBJ_CHANGE);
return 1; return 1;
} }
return 0; return 0;