block: Add bdrv_change_backing_file
commit756e6736a12a46330d9532d5f861ba15b38886d8
authorKevin Wolf <kwolf@redhat.com>
Tue, 12 Jan 2010 11:55:17 +0000 (12 12:55 +0100)
committerAnthony Liguori <aliguori@us.ibm.com>
Wed, 13 Jan 2010 23:14:15 +0000 (13 17:14 -0600)
treeb8b36409fef483b90fe9a79384aab38e3ea07dd2
parentb783e409bf17b92f4af8dc5d6bd040d0092f33e0
block: Add bdrv_change_backing_file

Introduce the functions needed to change the backing file of an image. The
function is implemented for qcow2.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
block.c
block.h
block/qcow2.c
block_int.h