Re: [Qemu-block] [Qemu-devel] [RFC PATCH 0/9] Add support for io_uring

[Stefan Hajnoczi]

On Wed, May 22, 2019 at 05:22:06AM +0530, Aarushi Mehta wrote:
> This patch series adds supports for the newly developed io_uring Linux AIO 
> interface. Testing it requires a host kernel with it and the liburing 
> library. Use the option -drive aio=io_uring to enable it.
> 
> Aarushi Mehta (9):
>   qapi/block-core: add option for io_uring
>   block/block: add BDRV flag for io_uring
>   include/block: declare interfaces for io_uring
>   stubs: add aio interface stubs for io_uring
>   util/asyn: add aio interfaces for io_uring
>   block/io_uring: implements interfaces for io_uring
>   blockdev: accept io_uring as option
>   block/file-posix: extends to use with io_uring
>   configure: permits use of io_uring with probe
> 
>  block/Makefile.objs     |   2 +
>  block/file-posix.c      |  63 ++++++-
>  block/io_uring.c        | 385 ++++++++++++++++++++++++++++++++++++++++
>  blockdev.c              |   4 +-
>  configure               |  27 +++
>  include/block/aio.h     |  16 +-
>  include/block/block.h   |   1 +
>  include/block/raw-aio.h |  15 ++
>  qapi/block-core.json    |   3 +-
>  stubs/Makefile.objs     |   1 +
>  stubs/io_uring.c        |  32 ++++
>  util/async.c            |  32 ++++
>  12 files changed, 573 insertions(+), 8 deletions(-)
>  create mode 100644 block/io_uring.c
>  create mode 100644 stubs/io_uring.c

Thanks, I've posted my review feedback!  Looking forward to the next
revision.

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