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/openbmc/qemu/tests/unit/
H A Dtest-bdrv-graph-mod.cdiff 25f78d9e2de528473d52acfcf7acdfb64e3453d4 Thu Jun 10 07:05:34 CDT 2021 Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> block: move supports_backing check to bdrv_set_file_or_backing_noperm()

Move supports_backing check of bdrv_reopen_parse_backing to called
(through bdrv_set_backing_noperm()) bdrv_set_file_or_backing_noperm()
function. The check applies to general case, so it's appropriate for
bdrv_set_file_or_backing_noperm().

We have to declare backing support for two test drivers, otherwise new
check fails.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210610120537.196183-7-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
H A Dtest-bdrv-drain.cdiff 25f78d9e2de528473d52acfcf7acdfb64e3453d4 Thu Jun 10 07:05:34 CDT 2021 Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> block: move supports_backing check to bdrv_set_file_or_backing_noperm()

Move supports_backing check of bdrv_reopen_parse_backing to called
(through bdrv_set_backing_noperm()) bdrv_set_file_or_backing_noperm()
function. The check applies to general case, so it's appropriate for
bdrv_set_file_or_backing_noperm().

We have to declare backing support for two test drivers, otherwise new
check fails.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210610120537.196183-7-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
/openbmc/qemu/block/
H A Dvvfat.cdiff 6af72274efd580fbfc048aad75d3e9af44614590 Thu Jul 15 07:48:53 CDT 2021 Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> block/vvfat: fix: drop backing

Most probably this fake backing child doesn't work anyway (see notes
about it in a8a4d15c1c34d).

Still, since 25f78d9e2de528473d52 drivers are required to set
.supports_backing if they want to call bdrv_set_backing_hd, so now
vvfat just doesn't work because of this check.

Let's finally drop this fake backing file.

Fixes: 25f78d9e2de528473d52acfcf7acdfb64e3453d4
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210715124853.13335-1-vsementsov@virtuozzo.com>
Tested-by: John Arbuckle <programmingkidx@gmail.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
/openbmc/qemu/
H A Dblock.cdiff 25f78d9e2de528473d52acfcf7acdfb64e3453d4 Thu Jun 10 07:05:34 CDT 2021 Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> block: move supports_backing check to bdrv_set_file_or_backing_noperm()

Move supports_backing check of bdrv_reopen_parse_backing to called
(through bdrv_set_backing_noperm()) bdrv_set_file_or_backing_noperm()
function. The check applies to general case, so it's appropriate for
bdrv_set_file_or_backing_noperm().

We have to declare backing support for two test drivers, otherwise new
check fails.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <20210610120537.196183-7-vsementsov@virtuozzo.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>