Re: [PATCH 2/3] linux-aio: add `dev_max_batch` parameter to laio_co_submit()

[Stefan Hajnoczi]

On Thu, Sep 23, 2021 at 04:30:59PM +0200, Stefano Garzarella wrote:
> This new parameter can be used by block devices to limit the
> Linux AIO batch size more than the limit set by the AIO context.
> 
> file-posix backend supports this, passing its `aio-max-batch` option
> previously added.
> 
> Add an helper function to calculate the maximum batch size.
> 
> Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
> ---
>  include/block/raw-aio.h |  3 ++-
>  block/file-posix.c      |  3 ++-
>  block/linux-aio.c       | 30 ++++++++++++++++++++++--------
>  3 files changed, 26 insertions(+), 10 deletions(-)

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

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