From patchwork Fri Jul 27 03:34:00 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fam Zheng X-Patchwork-Id: 10546607 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CFC3E112B for ; Fri, 27 Jul 2018 03:35:59 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C23D02B98D for ; Fri, 27 Jul 2018 03:35:59 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B6E612B9EB; Fri, 27 Jul 2018 03:35:59 +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=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, 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 6ED4D2B98D for ; Fri, 27 Jul 2018 03:35:59 +0000 (UTC) Received: from localhost ([::1]:38935 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fitXq-0000j3-MQ for patchwork-qemu-devel@patchwork.kernel.org; Thu, 26 Jul 2018 23:35:58 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57945) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fitWH-0007MG-A8 for qemu-devel@nongnu.org; Thu, 26 Jul 2018 23:34:22 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fitWG-0003IL-CO for qemu-devel@nongnu.org; Thu, 26 Jul 2018 23:34:21 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:44132 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fitWE-0003Ee-9K; Thu, 26 Jul 2018 23:34:18 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.rdu2.redhat.com [10.11.54.3]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id D4CEF40216E6; Fri, 27 Jul 2018 03:34:17 +0000 (UTC) Received: from lemon.usersys.redhat.com (ovpn-12-150.pek2.redhat.com [10.72.12.150]) by smtp.corp.redhat.com (Postfix) with ESMTP id 1AF791102E29; Fri, 27 Jul 2018 03:34:14 +0000 (UTC) From: Fam Zheng To: qemu-devel@nongnu.org Date: Fri, 27 Jul 2018 11:34:00 +0800 Message-Id: <20180727033402.13513-2-famz@redhat.com> In-Reply-To: <20180727033402.13513-1-famz@redhat.com> References: <20180727033402.13513-1-famz@redhat.com> X-Scanned-By: MIMEDefang 2.78 on 10.11.54.3 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Fri, 27 Jul 2018 03:34:17 +0000 (UTC) X-Greylist: inspected by milter-greylist-4.5.16 (mx1.redhat.com [10.11.55.5]); Fri, 27 Jul 2018 03:34:17 +0000 (UTC) for IP:'10.11.54.3' DOMAIN:'int-mx03.intmail.prod.int.rdu2.redhat.com' HELO:'smtp.corp.redhat.com' FROM:'famz@redhat.com' RCPT:'' X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.187.233.73 Subject: [Qemu-devel] [PATCH RFC for-3.0-rc3 1/3] Revert "qemu-img: Document copy offloading implications with -S and -c" 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: Kevin Wolf , qemu-block@nongnu.org, stefanha@redhat.com, Max Reitz Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP This reverts commit eb461485f4558e362fab905735b50987505bca44. Now that we introduce an explicit option, these implicit rules are not used. Signed-off-by: Fam Zheng --- qemu-img.texi | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/qemu-img.texi b/qemu-img.texi index 5853cd18d1..aeb1b9e66c 100644 --- a/qemu-img.texi +++ b/qemu-img.texi @@ -96,8 +96,7 @@ will enumerate information about backing files in a disk image chain. Refer below for further description. @item -c -indicates that target image must be compressed (qcow format only). If this -option is used, copy offloading will not be attempted. +indicates that target image must be compressed (qcow format only) @item -h with or without a command shows help and lists the supported formats @@ -116,8 +115,7 @@ in case both @var{-q} and @var{-p} options are used. indicates the consecutive number of bytes that must contain only zeros for qemu-img to create a sparse image during conversion. This value is rounded down to the nearest 512 bytes. You may use the common size suffixes like -@code{k} for kilobytes. If this option is used, copy offloading will not be -attempted. +@code{k} for kilobytes. @item -t @var{cache} specifies the cache mode that should be used with the (destination) file. See