From patchwork Fri Mar 15 06:42:41 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhang, Chen" X-Patchwork-Id: 10854127 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 54D9B1515 for ; Fri, 15 Mar 2019 06:50:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3A1552A79A for ; Fri, 15 Mar 2019 06:50:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 284622A861; Fri, 15 Mar 2019 06:50:58 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Flag: YES X-Spam-Level: ** X-Spam-Status: Yes, score=2.9 required=2.0 tests=BAYES_00,FROM_ADDR_WS, FROM_WSP_TRAIL,MAILING_LIST_MULTI autolearn=no version=3.3.1 X-Spam-Report: * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] * 2.8 FROM_WSP_TRAIL Trailing whitespace before '>' in From header field * -1.0 MAILING_LIST_MULTI Multiple indicators imply a widely-seen list * manager * 3.0 FROM_ADDR_WS Malformed From address Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id D21AA2A79A for ; Fri, 15 Mar 2019 06:50:57 +0000 (UTC) Received: from localhost ([127.0.0.1]:50758 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h4ggD-0004g5-4n for patchwork-qemu-devel@patchwork.kernel.org; Fri, 15 Mar 2019 02:50:57 -0400 Received: from eggs.gnu.org ([209.51.188.92]:55591) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h4gcB-0000ye-Pu for qemu-devel@nongnu.org; Fri, 15 Mar 2019 02:46:48 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h4gbl-00028U-F4 for qemu-devel@nongnu.org; Fri, 15 Mar 2019 02:46:22 -0400 Received: from mga03.intel.com ([134.134.136.65]:12853) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h4gbl-000286-5c for qemu-devel@nongnu.org; Fri, 15 Mar 2019 02:46:21 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga103.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 14 Mar 2019 23:46:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,481,1544515200"; d="scan'208";a="131833348" Received: from unknown (HELO localhost.localdomain) ([10.239.13.19]) by fmsmga008.fm.intel.com with ESMTP; 14 Mar 2019 23:46:18 -0700 From: Zhang Chen To: Li Zhijian , Zhang Chen , "Dr. David Alan Gilbert" , Juan Quintela , zhanghailiang , Markus Armbruster , Eric Blake , qemu-dev Date: Fri, 15 Mar 2019 14:42:41 +0800 Message-Id: <20190315064242.515-4-chen.zhang@intel.com> X-Mailer: git-send-email 2.17.GIT In-Reply-To: <20190315064242.515-1-chen.zhang@intel.com> References: <20190315064242.515-1-chen.zhang@intel.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.65 Subject: [Qemu-devel] [PATCH V4 3/4] Migration/colo.c: Add the necessary checks for colo_do_failover 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: Zhang Chen Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Zhang Chen Signed-off-by: Zhang Chen Reviewed-by: Dr. David Alan Gilbert --- migration/colo.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/migration/colo.c b/migration/colo.c index dbe2b88807..d1ae2e6d11 100644 --- a/migration/colo.c +++ b/migration/colo.c @@ -197,10 +197,16 @@ void colo_do_failover(MigrationState *s) vm_stop_force_state(RUN_STATE_COLO); } - if (get_colo_mode() == COLO_MODE_PRIMARY) { + switch (get_colo_mode()) { + case COLO_MODE_PRIMARY: primary_vm_do_failover(); - } else { + break; + case COLO_MODE_SECONDARY: secondary_vm_do_failover(); + break; + default: + error_report("colo_do_failover failed because the colo mode" + " could not be obtained"); } }