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[2/2] Remove virtio_blk VBID ioctl

Message ID 1277349598-24559-3-git-send-email-ryanh@us.ibm.com
State New
Headers show

Commit Message

Ryan Harper June 24, 2010, 3:19 a.m. UTC 
With the availablility of a sysfs device attribute for examining disk serial
numbers the ioctl is no longer needed.  The user-space changes for this aren't
upstream yet so we don't have any users to worry about.

Signed-off-by: Ryan Harper <ryanh@us.ibm.com>
---
 drivers/block/virtio_blk.c |   10 ----------
 1 files changed, 0 insertions(+), 10 deletions(-)
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Patch

diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index 34411ff..04458cd 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -225,16 +225,6 @@  static int virtblk_ioctl(struct block_device *bdev, fmode_t mode,
 	struct gendisk *disk = bdev->bd_disk;
 	struct virtio_blk *vblk = disk->private_data;
 
-	if (cmd == 0x56424944) { /* 'VBID' */
-		void __user *usr_data = (void __user *)data;
-		char id_str[VIRTIO_BLK_ID_BYTES];
-		int err;
-
-		err = virtblk_get_id(disk, id_str);
-		if (!err && copy_to_user(usr_data, id_str, VIRTIO_BLK_ID_BYTES))
-			err = -EFAULT;
-		return err;
-	}
 	/*
 	 * Only allow the generic SCSI ioctls if the host can support it.
 	 */