-/* Open a block_device by device number. */
-struct block_device *nfs4_blkdev_get(dev_t dev)
-{
- struct block_device *bd;
-
- dprintk("%s enter\n", __func__);
- bd = blkdev_get_by_dev(dev, FMODE_READ, NULL);
- if (IS_ERR(bd))
- goto fail;
- return bd;
-fail:
- dprintk("%s failed to open device : %ld\n",
- __func__, PTR_ERR(bd));
- return NULL;
-}
-