From: Julia Suvorova <jusual@redhat.com>
To: Stefano Garzarella <sgarzare@redhat.com>
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"Philippe Mathieu-Daudé" <philmd@redhat.com>,
"QEMU Developers" <qemu-devel@nongnu.org>,
"Stefan Hajnoczi" <stefanha@redhat.com>,
"Aarushi Mehta" <mehta.aaru20@gmail.com>
Subject: Re: [PATCH] docs: add 'io_uring' option to 'aio' param in qemu-options.hx
Date: Thu, 24 Sep 2020 17:57:53 +0200 [thread overview]
Message-ID: <CAMDeoFUNv2q5u-OZHoJUFtbQXoTW_uEXZ9c_aiWRHmqjjRmEEw@mail.gmail.com> (raw)
In-Reply-To: <20200924151511.131471-1-sgarzare@redhat.com>
On Thu, Sep 24, 2020 at 5:15 PM Stefano Garzarella <sgarzare@redhat.com> wrote:
>
> When we added io_uring AIO engine, we forgot to update qemu-options.hx,
> so qemu(1) man page and qemu help were outdated.
>
> Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Julia Suvorova <jusual@redhat.com>
> ---
> qemu-options.hx | 10 ++++++----
> 1 file changed, 6 insertions(+), 4 deletions(-)
>
> diff --git a/qemu-options.hx b/qemu-options.hx
> index 47f64be0c0..5b098577fe 100644
> --- a/qemu-options.hx
> +++ b/qemu-options.hx
> @@ -1053,7 +1053,8 @@ SRST
> The path to the image file in the local filesystem
>
> ``aio``
> - Specifies the AIO backend (threads/native, default: threads)
> + Specifies the AIO backend (threads/native/io_uring,
> + default: threads)
>
> ``locking``
> Specifies whether the image file is protected with Linux OFD
> @@ -1175,7 +1176,8 @@ DEF("drive", HAS_ARG, QEMU_OPTION_drive,
> "-drive [file=file][,if=type][,bus=n][,unit=m][,media=d][,index=i]\n"
> " [,cache=writethrough|writeback|none|directsync|unsafe][,format=f]\n"
> " [,snapshot=on|off][,rerror=ignore|stop|report]\n"
> - " [,werror=ignore|stop|report|enospc][,id=name][,aio=threads|native]\n"
> + " [,werror=ignore|stop|report|enospc][,id=name]\n"
> + " [,aio=threads|native|io_uring]\n"
> " [,readonly=on|off][,copy-on-read=on|off]\n"
> " [,discard=ignore|unmap][,detect-zeroes=on|off|unmap]\n"
> " [[,bps=b]|[[,bps_rd=r][,bps_wr=w]]]\n"
> @@ -1247,8 +1249,8 @@ SRST
> The default mode is ``cache=writeback``.
>
> ``aio=aio``
> - aio is "threads", or "native" and selects between pthread based
> - disk I/O and native Linux AIO.
> + aio is "threads", "native", or "io_uring" and selects between pthread
> + based disk I/O, native Linux AIO, or Linux io_uring API.
>
> ``format=format``
> Specify which disk format will be used rather than detecting the
> --
> 2.26.2
>
next prev parent reply other threads:[~2020-09-24 16:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-24 15:15 [PATCH] docs: add 'io_uring' option to 'aio' param in qemu-options.hx Stefano Garzarella
2020-09-24 15:57 ` Julia Suvorova [this message]
2020-09-24 17:28 ` Pankaj Gupta
2020-09-25 8:38 ` Stefan Hajnoczi
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