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Wed, 30 Sep 2020 10:14:16 +0000 (UTC) Received: from localhost (ovpn-114-33.ams2.redhat.com [10.36.114.33]) by smtp.corp.redhat.com (Postfix) with ESMTP id 91F121002382; Wed, 30 Sep 2020 10:14:10 +0000 (UTC) From: Stefan Hajnoczi To: Peter Maydell , qemu-devel@nongnu.org Subject: [PULL 15/17] docs: add 'io_uring' option to 'aio' param in qemu-options.hx Date: Wed, 30 Sep 2020 11:13:03 +0100 Message-Id: <20200930101305.305302-16-stefanha@redhat.com> In-Reply-To: <20200930101305.305302-1-stefanha@redhat.com> References: <20200930101305.305302-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=stefanha@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/30 00:31:59 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -9 X-Spam_score: -1.0 X-Spam_bar: - X-Spam_report: (-1.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.687, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, MIME_BASE64_TEXT=1.741, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , Fam Zheng , Eduardo Habkost , qemu-block@nongnu.org, Pankaj Gupta , Julia Suvorova , Max Reitz , Stefan Hajnoczi , Cleber Rosa , Stefano Garzarella Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Stefano Garzarella When we added io_uring AIO engine, we forgot to update qemu-options.hx, so qemu(1) man page and qemu help were outdated.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 Signed-off-by: Stefan Hajnoczi Reviewed-by: Julia Suvorova Reviewed-by: Pankaj Gupta Message-Id: <20200924151511.131471-1-sgarzare@redhat.com> --- qemu-options.hx | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/qemu-options.hx b/qemu-options.hx index 3564c2303f..1da52a269c 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