On 09/18/2015 09:22 AM, Max Reitz wrote: > If the "id" field is missing from the options given to blockdev-add, > just omit the BlockBackend and create the BlockDriverState tree alone. > > However, if "id" is missing, "node-name" must be specified; otherwise, > the BDS tree would no longer be accessible. > > Many BDS options which are not parsed by bdrv_open() (like caching) > cannot be specified for these BB-less BDS trees yet. A future patch will > remove this limitation. > > Signed-off-by: Max Reitz <mre...@redhat.com> > --- > blockdev.c | 44 +++++++++++++++++++++++++++++++------------- > qapi/block-core.json | 13 +++++++++---- > tests/qemu-iotests/087 | 2 +- > tests/qemu-iotests/087.out | 4 ++-- > 4 files changed, 43 insertions(+), 20 deletions(-) >
Reviewed-by: Eric Blake <ebl...@redhat.com> -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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