From patchwork Wed Sep 6 08:50:06 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Richard W.M. Jones" X-Patchwork-Id: 9940129 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id C687C6035F for ; Wed, 6 Sep 2017 08:51:18 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B5EAB28B47 for ; Wed, 6 Sep 2017 08:51:18 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AAD8928B4A; Wed, 6 Sep 2017 08:51:18 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 53E2F28B47 for ; Wed, 6 Sep 2017 08:51:18 +0000 (UTC) Received: from localhost ([::1]:35016 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dpW3I-0005nv-Ui for patchwork-qemu-devel@patchwork.kernel.org; Wed, 06 Sep 2017 04:51:16 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54497) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dpW2O-0005nY-HA for qemu-devel@nongnu.org; Wed, 06 Sep 2017 04:50:21 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dpW2L-0004bO-UX for qemu-devel@nongnu.org; Wed, 06 Sep 2017 04:50:20 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45968) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dpW2L-0004aj-Oc; Wed, 06 Sep 2017 04:50:17 -0400 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id C55AC356C7; Wed, 6 Sep 2017 08:50:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com C55AC356C7 Authentication-Results: ext-mx06.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx06.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=rjones@redhat.com Received: from moo.home.annexia.org (ovpn-117-64.ams2.redhat.com [10.36.117.64]) by smtp.corp.redhat.com (Postfix) with ESMTP id B9DA019E0A; Wed, 6 Sep 2017 08:50:09 +0000 (UTC) From: "Richard W.M. Jones" To: qemu-devel@nongnu.org Date: Wed, 6 Sep 2017 09:50:06 +0100 Message-Id: <20170906085006.26983-1-rjones@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.30]); Wed, 06 Sep 2017 08:50:15 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH for-2.10] qemu-options: Document the -drive locking parameter. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kwolf@redhat.com, qemu-trivial@nongnu.org, mjt@tls.msk.ru, famz@redhat.com, armbru@redhat.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Commit 16b48d5d66d2 ("file-posix: Add 'locking' option") added this option, but as it was not documented in the -help output it was not easily possible to tell if a particular qemu binary supports it. Signed-off-by: Richard W.M. Jones Reviewed-by: Daniel P. Berrange --- qemu-options.hx | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/qemu-options.hx b/qemu-options.hx index 9f6e2adfff..f8f95eb498 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -796,7 +796,7 @@ DEF("drive", HAS_ARG, QEMU_OPTION_drive, " [,cache=writethrough|writeback|none|directsync|unsafe][,format=f]\n" " [,serial=s][,addr=A][,rerror=ignore|stop|report]\n" " [,werror=ignore|stop|report|enospc][,id=name][,aio=threads|native]\n" - " [,readonly=on|off][,copy-on-read=on|off]\n" + " [,readonly=on|off][,copy-on-read=on|off][,locking=off|auto|on]\n" " [,discard=ignore|unmap][,detect-zeroes=on|off|unmap]\n" " [[,bps=b]|[[,bps_rd=r][,bps_wr=w]]]\n" " [[,iops=i]|[[,iops_rd=r][,iops_wr=w]]]\n"