Re: [Qemu-devel] [PATCH 1/5] qcow2: make qcow2_do_open a coroutine_fn

[Kevin Wolf]

Am 10.07.2017 um 18:58 hat Paolo Bonzini geschrieben:
> It is called from qcow2_invalidate_cache in coroutine context, so always
> load metadata from a coroutine.
> ---
>  block/qcow2.c | 45 ++++++++++++++++++++++++++++++++++++++++-----
>  1 file changed, 40 insertions(+), 5 deletions(-)

Missing S-o-b on patches 1 and 2?

These patches suggest that .bdrv_co_open() might be the next thing to
get rid of the coroutine wrappers again in driver code. But we'll always
have some wrappers in the drivers in an intermediate state, so doing
.bdrv_invalidate_cache first is fine.

Kevin