Markus Armbruster 于2023年11月30日周四 09:25写道：
>
> Clang reports
>
> ../block/qcow2.c:4066:5: error: mutex 'graph_lock' is not held on every path
> through here [-Werror,-Wthread-safety-analysis]
> blk_co_unref(blk);
> ^
> ../block/qcow2.c:3928:5: note: mutex acquired here
>
Clang reports
../block/qcow2.c:4066:5: error: mutex 'graph_lock' is not held on every path
through here [-Werror,-Wthread-safety-analysis]
blk_co_unref(blk);
^
../block/qcow2.c:3928:5: note: mutex acquired here
bdrv_graph_co_rdlock();
^
../block/qcow2.c:4066:5: error: mutex
This patch series add a new extension - zoned format - to the
qcow2 driver thereby allowing full zoned storage emulation on
the qcow2 img file. Users can attach such a qcow2 file to the
guest as a zoned device.
Write pointer are preserved in the zoned metadata. It will be
recovered after power
