[PATCH 1/3] virtio: bus_id for devices should contain 'virtio'

[Rusty Russell <rusty@rustcorp.com.au>]

Chris Lalancette <clalance@redhat.com> points out that virtio.c sets all device
names to '0', '1', etc, which looks silly in /proc/interrupts.  We change this
from '%d' to 'virtio%d'.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Carsten Otte <cotte@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Chris Lalancette <clalance@redhat.com>
Cc: Anthony Liguori <anthony@codemonkey.ws>
---
 drivers/virtio/virtio.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -r 2f0d0ce2adbf drivers/virtio/virtio.c
--- a/drivers/virtio/virtio.c	Fri May 23 11:55:02 2008 +1000
+++ b/drivers/virtio/virtio.c	Fri May 23 12:23:39 2008 +1000
@@ -166,7 +169,7 @@ int register_virtio_device(struct virtio
 	int err;
 
 	dev->dev.bus = &virtio_bus;
-	sprintf(dev->dev.bus_id, "%u", dev->index);
+	sprintf(dev->dev.bus_id, "virtio%u", dev->index);
 
 	/* We always start by resetting the device, in case a previous
 	 * driver messed it up.  This also tests that code path a little. */