On 07.04.20 14:12, Kevin Wolf wrote:
> External callers of blk_co_*() and of the synchronous blk_*() functions
> don't currently increase the BlockBackend.in_flight counter, but calls
> from blk_aio_*() do, so there is an inconsistency whether the counter
> has been increased or not.
> 
> This patch moves the actual operations to static functions that can
> later know they will always be called with in_flight increased exactly
> once, even for external callers using the blk_co_*() coroutine
> interfaces.
> 
> If the public blk_co_*() interface is unused, remove it.
> 
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
> ---
>  include/sysemu/block-backend.h |   1 -
>  block/block-backend.c          | 103 +++++++++++++++++++++++++--------
>  2 files changed, 80 insertions(+), 24 deletions(-)

Thanks!

Reviewed-by: Max Reitz <mreitz@redhat.com>