From: Stefan Hajnoczi <stefanha@redhat.com>
To: Stefano Garzarella <sgarzare@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>,
qemu-block@nongnu.org, qemu-devel@nongnu.org,
Markus Armbruster <armbru@redhat.com>,
Hanna Reitz <hreitz@redhat.com>, Eric Blake <eblake@redhat.com>
Subject: Re: [PATCH 2/3] linux-aio: add `dev_max_batch` parameter to laio_co_submit()
Date: Thu, 21 Oct 2021 16:19:48 +0100 [thread overview]
Message-ID: <YXGFFHII1soD6eB+@stefanha-x1.localdomain> (raw)
In-Reply-To: <20210923143100.182979-3-sgarzare@redhat.com>
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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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next prev parent reply other threads:[~2021-10-21 15:27 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-23 14:30 [PATCH 0/3] linux-aio: allow block devices to limit aio-max-batch Stefano Garzarella
2021-09-23 14:30 ` [PATCH 1/3] file-posix: add `aio-max-batch` option Stefano Garzarella
2021-10-21 15:18 ` Stefan Hajnoczi
2021-10-25 10:20 ` Stefano Garzarella
2021-10-25 14:04 ` Kevin Wolf
2021-10-25 14:40 ` Stefano Garzarella
2021-09-23 14:30 ` [PATCH 2/3] linux-aio: add `dev_max_batch` parameter to laio_co_submit() Stefano Garzarella
2021-10-21 15:19 ` Stefan Hajnoczi [this message]
2021-09-23 14:31 ` [PATCH 3/3] linux-aio: add `dev_max_batch` parameter to laio_io_unplug() Stefano Garzarella
2021-10-21 15:20 ` Stefan Hajnoczi
2021-10-14 9:32 ` [PATCH 0/3] linux-aio: allow block devices to limit aio-max-batch Stefano Garzarella
2021-10-21 15:21 ` Stefan Hajnoczi
2021-10-25 14:16 ` Kevin Wolf
2021-10-25 14:42 ` Stefano Garzarella
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