Am 01.03.2018 um 17:36 hat Paolo Bonzini geschrieben:
> Check and invalidate_cache share some parts of the implementation
> with the regular I/O path. This is sometimes complicated because the
> I/O path wants to use a CoMutex but that is not possible outside coroutine
> context. By moving things to coroutine context, we can remove special
> cases. In fact, invalidate_cache is already called from coroutine context
> because incoming migration is placed in a coroutine.
> I'm including two patches from Stefan to rename the bdrv_create callback
> to bdrv_co_create, because it is already called from coroutine context.
> The name is now bdrv_co_create_opts, with bdrv_co_create reserved for
> the QAPI-based version that Kevin is working on.
> qcow2 still has cache flushing in non-coroutine context, coming from
> qcow2_close->qcow2_inactivate and several dirty bitmap functions.
Thanks, applied to the block branch.