qapi: Add "backing" to BlockStats
commitc8059b97e1f9b4635b836ee98373a0f72f9fc0b4
authorFam Zheng <famz@redhat.com>
Thu, 23 Jan 2014 02:03:26 +0000 (23 10:03 +0800)
committerKevin Wolf <kwolf@redhat.com>
Fri, 24 Jan 2014 13:33:01 +0000 (24 14:33 +0100)
treeb0b94819f101a3c1a42d36aa0d48977bf7bad844
parentd8a7b061ae01e5692cc994f05ad6480d8c170125
qapi: Add "backing" to BlockStats

Currently there is no way to query BlockStats of the backing chain. This
adds "backing" field into BlockStats to make it possible.

The comment of "parent" is reworded.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Benoit Canet <benoit@irqsave.net>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
block/qapi.c
qapi-schema.json