From nobody Mon Feb 9 00:01:42 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1500994001060336.280896311132; Tue, 25 Jul 2017 07:46:41 -0700 (PDT) Received: from localhost ([::1]:32960 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1da16a-0005ZS-O1 for importer@patchew.org; Tue, 25 Jul 2017 10:46:36 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36338) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1da121-0001nB-Fy for qemu-devel@nongnu.org; Tue, 25 Jul 2017 10:41:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1da11z-0000sJ-AG for qemu-devel@nongnu.org; Tue, 25 Jul 2017 10:41:53 -0400 Received: from mx-v6.kamp.de ([2a02:248:0:51::16]:45610 helo=mx01.kamp.de) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1da11z-0000r8-0E for qemu-devel@nongnu.org; Tue, 25 Jul 2017 10:41:51 -0400 Received: (qmail 15132 invoked by uid 89); 25 Jul 2017 14:41:49 -0000 Received: from [195.62.97.28] by client-16-kamp (envelope-from , uid 89) with qmail-scanner-2010/03/19-MF (clamdscan: 0.99.2/23595. avast: 1.2.2/17010300. spamassassin: 3.4.1. Clear:RC:1(195.62.97.28):. Processed in 0.275551 secs); 25 Jul 2017 14:41:49 -0000 Received: from smtp.kamp.de (HELO submission.kamp.de) ([195.62.97.28]) by mx01.kamp.de with ESMTPS (DHE-RSA-AES256-GCM-SHA384 encrypted); 25 Jul 2017 14:41:45 -0000 Received: (qmail 9630 invoked from network); 25 Jul 2017 14:41:40 -0000 Received: from lieven-pc.kamp-intra.net (HELO lieven-pc) (relay@kamp.de@::ffff:172.21.12.60) by submission.kamp.de with ESMTPS (DHE-RSA-AES256-GCM-SHA384 encrypted) ESMTPA; 25 Jul 2017 14:41:40 -0000 Received: by lieven-pc (Postfix, from userid 1000) id 4F76820EC9; Tue, 25 Jul 2017 16:41:40 +0200 (CEST) X-GL_Whitelist: yes From: Peter Lieven To: qemu-block@nongnu.org Date: Tue, 25 Jul 2017 16:41:31 +0200 Message-Id: <1500993699-19299-3-git-send-email-pl@kamp.de> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1500993699-19299-1-git-send-email-pl@kamp.de> References: <1500993699-19299-1-git-send-email-pl@kamp.de> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2a02:248:0:51::16 Subject: [Qemu-devel] [PATCH V5 02/10] qapi/block-core: add Qcow2Compress parameters 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, Peter Lieven , qemu-devel@nongnu.org, mreitz@redhat.com, den@openvz.org, lersek@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Peter Lieven --- qapi/block-core.json | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/qapi/block-core.json b/qapi/block-core.json index 833c602..f652206 100644 --- a/qapi/block-core.json +++ b/qapi/block-core.json @@ -2455,6 +2455,46 @@ '*encrypt': 'BlockdevQcow2Encryption' } } =20 ## +# @Qcow2CompressFormat: +# +# @deflate: standard zlib deflate compression +# +# Since: 2.11 +## +{ 'enum': 'Qcow2CompressFormat', + 'data': [ 'deflate' ] } + +## +# @Qcow2CompressDeflate: +# +# @level: specifies the compression level. 0 =3D default compression, +# 1 =3D fastest compression, 9 =3D best compresion +# @window-size: specifies the window size used for deflate compression. +# 8...15 =3D window size of 2^8 to 2^15 byte (default) +# +# Since: 2.11 +## +{ 'struct': 'Qcow2CompressDeflate', + 'data': { '*level': 'uint8', + '*window-size': 'uint8' } } + +## +# @Qcow2Compress: +# +# Specifies the compression format and compression level that should +# be used for compressed Qcow2 clusters. +# +# @format: specifies the compression format to use. (defaults to zlib) +# +# Since: 2.11 +## +{ 'union': 'Qcow2Compress', + 'base': { 'format': 'Qcow2CompressFormat' }, + 'discriminator': 'format', + 'data': { 'deflate': 'Qcow2CompressDeflate' } } + + +## # @BlockdevOptionsSsh: # # @server: host address --=20 1.9.1