From patchwork Fri Oct 16 05:52:06 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Zhang, Chen" X-Patchwork-Id: 302752 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=-11.7 required=3.0 tests=BAYES_00,FROM_WSP_TRAIL, 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 E548CC433DF for ; Fri, 16 Oct 2020 05:59:58 +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 643CA207DE for ; Fri, 16 Oct 2020 05:59:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 643CA207DE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:48398 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kTImT-0005Ac-Cf for qemu-devel@archiver.kernel.org; Fri, 16 Oct 2020 01:59:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44102) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kTIhb-0006T6-KT for qemu-devel@nongnu.org; Fri, 16 Oct 2020 01:54:55 -0400 Received: from mga01.intel.com ([192.55.52.88]:36617) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kTIhY-0005C7-Rj for qemu-devel@nongnu.org; Fri, 16 Oct 2020 01:54:55 -0400 IronPort-SDR: 9+EeAK4TpHfpBdWsFnnpz5+pCj4Tf7/MZf8qq5ERN9apJLr6KZ2jEpQiykCmGjHb65hm1NxtCE hjst1FNKz/AQ== X-IronPort-AV: E=McAfee;i="6000,8403,9775"; a="184094672" X-IronPort-AV: E=Sophos;i="5.77,381,1596524400"; d="scan'208";a="184094672" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Oct 2020 22:54:51 -0700 IronPort-SDR: jLsYW2IXI9kbNuT30BT4XRmFWsiKrCWx5Gxs/IRXrEcBx7UcH76Al+1DVTATS6Y9oq55y2ToQZ GAsILxeh4FqQ== X-IronPort-AV: E=Sophos;i="5.77,381,1596524400"; d="scan'208";a="464572855" Received: from unknown (HELO localhost.localdomain) ([10.239.13.19]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Oct 2020 22:54:50 -0700 From: Zhang Chen To: Jason Wang , qemu-dev Subject: [PATCH V2 08/10] net/colo-compare.c: Change the timer clock type Date: Fri, 16 Oct 2020 13:52:06 +0800 Message-Id: <20201016055208.7969-9-chen.zhang@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201016055208.7969-1-chen.zhang@intel.com> References: <20201016055208.7969-1-chen.zhang@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.88; envelope-from=chen.zhang@intel.com; helo=mga01.intel.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/16 01:54:36 X-ACL-Warn: Detected OS = FreeBSD 9.x or newer [fuzzy] X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, FROM_ADDR_WS=2.996, FROM_WSP_TRAIL=1, HEADER_FROM_DIFFERENT_DOMAINS=0.248, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-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: Derek Su , Zhang Chen , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Zhang Chen Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Zhang Chen The virtual clock only runs during the emulation. It stops when the virtual machine is stopped. The host clock should be used for device models that emulate accurate real time sources. It will continue to run when the virtual machine is suspended. COLO need to know the host time here. Fixes: dd321ecfc2e ("colo-compare: Use IOThread to Check old packet regularly and Process packets of the primary") Reported-by: Derek Su Signed-off-by: Zhang Chen Reviewed-by: Li Zhijian Reviewed-by: Philippe Mathieu-Daudé --- net/colo-compare.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/net/colo-compare.c b/net/colo-compare.c index 76b83a9ca0..1263203e7f 100644 --- a/net/colo-compare.c +++ b/net/colo-compare.c @@ -900,7 +900,7 @@ static void check_old_packet_regular(void *opaque) /* if have old packet we will notify checkpoint */ colo_old_packet_check(s); - timer_mod(s->packet_check_timer, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + + timer_mod(s->packet_check_timer, qemu_clock_get_ms(QEMU_CLOCK_HOST) + s->expired_scan_cycle); } @@ -934,10 +934,10 @@ static void colo_compare_timer_init(CompareState *s) { AioContext *ctx = iothread_get_aio_context(s->iothread); - s->packet_check_timer = aio_timer_new(ctx, QEMU_CLOCK_VIRTUAL, + s->packet_check_timer = aio_timer_new(ctx, QEMU_CLOCK_HOST, SCALE_MS, check_old_packet_regular, s); - timer_mod(s->packet_check_timer, qemu_clock_get_ms(QEMU_CLOCK_VIRTUAL) + + timer_mod(s->packet_check_timer, qemu_clock_get_ms(QEMU_CLOCK_HOST) + s->expired_scan_cycle); }