Re: [RFC PATCH 3/5] block/io.c: introduce bdrv_subtree_drained_{begin/end}_unlocked

[Stefan Hajnoczi]

On Tue, Mar 01, 2022 at 09:21:11AM -0500, Emanuele Giuseppe Esposito wrote:
> Same as the locked version, but use BDRV_POLL_UNLOCKED.
> We are going to add drains to all graph modifications, and they are
> generally performed without the AioContext lock taken.
> 
> Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
> ---
>  block/io.c            | 48 ++++++++++++++++++++++++++++++++-----------
>  include/block/block.h |  2 ++
>  2 files changed, 38 insertions(+), 12 deletions(-)

Looks okay but I hope we can get rid of the non-_unlocked versions soon
to avoid adding extra APIs and supporting both locked and unlocked code
paths.

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>

signature.asc
Description: PGP signature