From patchwork Wed Apr 25 12:45:45 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pavel Dovgalyuk X-Patchwork-Id: 904205 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=ispras.ru Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 40WKhY25glz9rxx for ; Wed, 25 Apr 2018 22:46:53 +1000 (AEST) Received: from localhost ([::1]:36575 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fBJox-0001BU-AR for incoming@patchwork.ozlabs.org; Wed, 25 Apr 2018 08:46:51 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:56800) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fBJo9-00015S-GU for qemu-devel@nongnu.org; Wed, 25 Apr 2018 08:46:05 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fBJo5-0002Qn-J3 for qemu-devel@nongnu.org; Wed, 25 Apr 2018 08:46:01 -0400 Received: from mail.ispras.ru ([83.149.199.45]:42284) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fBJo5-0002PX-Ag for qemu-devel@nongnu.org; Wed, 25 Apr 2018 08:45:57 -0400 Received: from [127.0.1.1] (unknown [85.142.117.226]) by mail.ispras.ru (Postfix) with ESMTPSA id 2A3465400A9; Wed, 25 Apr 2018 15:45:56 +0300 (MSK) From: Pavel Dovgalyuk To: qemu-devel@nongnu.org Date: Wed, 25 Apr 2018 15:45:45 +0300 Message-ID: <20180425124545.17182.52891.stgit@pasha-VirtualBox> In-Reply-To: <20180425124533.17182.53165.stgit@pasha-VirtualBox> References: <20180425124533.17182.53165.stgit@pasha-VirtualBox> User-Agent: StGit/0.17.1-dirty MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 83.149.199.45 Subject: [Qemu-devel] [RFC PATCH 02/17] replay: disable default snapshot for record/replay 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.maydell@linaro.org, war2jordan@live.com, pavel.dovgaluk@ispras.ru, pbonzini@redhat.com, quintela@redhat.com, ciro.santilli@gmail.com, jasowang@redhat.com, crosthwaite.peter@gmail.com, zuban32s@gmail.com, armbru@redhat.com, maria.klimushenkova@ispras.ru, mst@redhat.com, kraxel@redhat.com, boost.lists@gmail.com, thomas.dullien@googlemail.com, dovgaluk@ispras.ru, mreitz@redhat.com, alex.bennee@linaro.org, dgilbert@redhat.com, rth@twiddle.net Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Pavel Dovgalyuk This patch disables setting '-snapshot' option on by default in record/replay mode. This is needed for creating vmstates in record and replay modes. Signed-off-by: Pavel Dovgalyuk --- vl.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/vl.c b/vl.c index fce1fd1..ca4239c 100644 --- a/vl.c +++ b/vl.c @@ -3226,7 +3226,13 @@ int main(int argc, char **argv, char **envp) drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS); break; case QEMU_OPTION_snapshot: - snapshot = 1; + { + Error *blocker = NULL; + snapshot = 1; + error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, + "-snapshot"); + replay_add_blocker(blocker); + } break; case QEMU_OPTION_numa: opts = qemu_opts_parse_noisily(qemu_find_opts("numa"), @@ -4529,7 +4535,7 @@ int main(int argc, char **argv, char **envp) qapi_free_BlockdevOptions(bdo->bdo); g_free(bdo); } - if (snapshot || replay_mode != REPLAY_MODE_NONE) { + if (snapshot) { qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, NULL); }