On 4/29/20 9:11 AM, Max Reitz wrote:
bdrv_commit() already has a BlockBackend pointing to the BDS that we
want to empty, it just has the wrong permissions.
qemu-img commit has no BlockBackend pointing to the old backing file
yet, but introducing one is simple.
After this commit, bdrv_make_empty() is the only remaining caller of
BlockDriver.bdrv_make_empty().
Signed-off-by: Max Reitz <mre...@redhat.com>
---
block/commit.c | 16 +++++++++-------
qemu-img.c | 19 ++++++++++++++-----
2 files changed, 23 insertions(+), 12 deletions(-)
Reviewed-by: Eric Blake <ebl...@redhat.com>
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3226
Virtualization: qemu.org | libvirt.org
