From patchwork Tue Sep 22 09:55:23 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Li Zhijian X-Patchwork-Id: 273115 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA282C2D0E2 for ; Tue, 22 Sep 2020 09:57:23 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4CBC92388B for ; Tue, 22 Sep 2020 09:57:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4CBC92388B Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=cn.fujitsu.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:36628 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kKf34-0002re-8c for qemu-devel@archiver.kernel.org; Tue, 22 Sep 2020 05:57:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:45606) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKf1e-0000d5-Aj for qemu-devel@nongnu.org; Tue, 22 Sep 2020 05:55:54 -0400 Received: from mail.cn.fujitsu.com ([183.91.158.132]:51556 helo=heian.cn.fujitsu.com) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kKf1a-0001kD-Qt for qemu-devel@nongnu.org; Tue, 22 Sep 2020 05:55:54 -0400 X-IronPort-AV: E=Sophos;i="5.77,290,1596470400"; d="scan'208";a="99500710" Received: from unknown (HELO cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 22 Sep 2020 17:55:41 +0800 Received: from G08CNEXMBPEKD06.g08.fujitsu.local (unknown [10.167.33.206]) by cn.fujitsu.com (Postfix) with ESMTP id D49C448990F1; Tue, 22 Sep 2020 17:55:39 +0800 (CST) Received: from G08CNEXCHPEKD05.g08.fujitsu.local (10.167.33.203) by G08CNEXMBPEKD06.g08.fujitsu.local (10.167.33.206) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 22 Sep 2020 17:55:37 +0800 Received: from FNSTPC.g08.fujitsu.local (10.167.226.45) by G08CNEXCHPEKD05.g08.fujitsu.local (10.167.33.209) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 22 Sep 2020 17:55:37 +0800 From: Li Zhijian To: , Subject: [PATCH 1/3] colo-compare: return -1 if no packet is queued Date: Tue, 22 Sep 2020 17:55:23 +0800 Message-ID: <20200922095525.4081603-2-lizhijian@cn.fujitsu.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200922095525.4081603-1-lizhijian@cn.fujitsu.com> References: <20200922095525.4081603-1-lizhijian@cn.fujitsu.com> MIME-Version: 1.0 X-yoursite-MailScanner-ID: D49C448990F1.ABB47 X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: lizhijian@cn.fujitsu.com Received-SPF: none client-ip=183.91.158.132; envelope-from=lizhijian@cn.fujitsu.com; helo=heian.cn.fujitsu.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/22 05:55:42 X-ACL-Warn: Detected OS = ??? X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org, Li Zhijian Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Return 0 will trigger a packet comparison Signed-off-by: Li Zhijian --- net/colo-compare.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/colo-compare.c b/net/colo-compare.c index 3a45d64175..039b515611 100644 --- a/net/colo-compare.c +++ b/net/colo-compare.c @@ -289,6 +289,7 @@ static int packet_enqueue(CompareState *s, int mode, Connection **con) "queue size too big, drop packet"); packet_destroy(pkt, NULL); pkt = NULL; + return -1; } *con = conn;