Re: [PATCH v3 0/5] block-backend: process I/O in the current AioContext

[Kevin Wolf <kwolf@redhat.com>]

Am 13.09.2023 um 01:10 hat Stefan Hajnoczi geschrieben:
> v3
> - Add Patch 2 to fix a race condition in test-bdrv-drain. This was the CI
>   failure that bumped this patch series from Kevin's pull request.
> - Add missing 051.pc.out file. I tried qemu-system-aarch64 to see of 051.out
>   also needs to be updated, but no changes were necessary. [Kevin]
> v2
> - Add patch to remove AIOCBInfo->get_aio_context() [Kevin]
> - Add patch to use qemu_get_current_aio_context() in block-coroutine-wrapper so
>   that the wrappers use the current AioContext instead of
>   bdrv_get_aio_context().
> 
> Switch blk_aio_*() APIs over to multi-queue by using
> qemu_get_current_aio_context() instead of blk_get_aio_context(). This change
> will allow devices to process I/O in multiple IOThreads in the future.
> 
> The final patch requires my QIOChannel AioContext series to pass
> tests/qemu-iotests/check -qcow2 281 because the nbd block driver is now
> accessed from the main loop thread in addition to the IOThread:
> https://lore.kernel.org/qemu-devel/20230823234504.1387239-1-stefanha@redhat.com/T/#t
> 
> Based-on: 20230823234504.1387239-1-stefanha@redhat.com

Thanks, applied to the block branch.

Kevin