umem: Drop dummy ->media_changed()

umem doesn't implement media changed detection and there's no need to
implement dummy callback anymore.  Remove it.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>
Cc: Kay Sievers <kay.sievers@vrfy.org>
This commit is contained in:
Tejun Heo 2011-03-09 19:54:28 +01:00
parent ffe80cea35
commit 6fac80e3aa
1 changed files with 0 additions and 10 deletions

View File

@ -779,20 +779,10 @@ static int mm_getgeo(struct block_device *bdev, struct hd_geometry *geo)
return 0;
}
/*
* Future support for removable devices
*/
static int mm_check_change(struct gendisk *disk)
{
/* struct cardinfo *dev = disk->private_data; */
return 0;
}
static const struct block_device_operations mm_fops = {
.owner = THIS_MODULE,
.getgeo = mm_getgeo,
.revalidate_disk = mm_revalidate,
.media_changed = mm_check_change,
};
static int __devinit mm_pci_probe(struct pci_dev *dev,