From patchwork Wed Feb 3 08:01:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zheng Chuan X-Patchwork-Id: 12063621 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 8FB73C433E9 for ; Wed, 3 Feb 2021 07:51:09 +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 07A6964E43 for ; Wed, 3 Feb 2021 07:51:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 07A6964E43 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:47086 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1l7CwN-0003MX-Pe for qemu-devel@archiver.kernel.org; Wed, 03 Feb 2021 02:51:07 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:34220) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l7Cpe-0002xq-Ag for qemu-devel@nongnu.org; Wed, 03 Feb 2021 02:44:11 -0500 Received: from szxga04-in.huawei.com ([45.249.212.190]:3361) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1l7CpW-0008FK-DK for qemu-devel@nongnu.org; Wed, 03 Feb 2021 02:44:10 -0500 Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4DVttr40nsz163wM; Wed, 3 Feb 2021 15:42:28 +0800 (CST) Received: from huawei.com (10.175.101.6) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.498.0; Wed, 3 Feb 2021 15:43:39 +0800 From: Chuan Zheng To: , , Subject: [PATCH v4 05/18] migration/rdma: do not need sync main for rdma Date: Wed, 3 Feb 2021 16:01:38 +0800 Message-ID: <1612339311-114805-6-git-send-email-zhengchuan@huawei.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1612339311-114805-1-git-send-email-zhengchuan@huawei.com> References: <1612339311-114805-1-git-send-email-zhengchuan@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.175.101.6] X-CFilter-Loop: Reflected Received-SPF: pass client-ip=45.249.212.190; envelope-from=zhengchuan@huawei.com; helo=szxga04-in.huawei.com 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, RCVD_IN_MSPIKE_H4=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: yubihong@huawei.com, zhang.zhanghailiang@huawei.com, qemu-devel@nongnu.org, xiexiangyou@huawei.com, alex.chen@huawei.com, wanghao232@huawei.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Zhimin Feng Signed-off-by: Chuan Zheng --- migration/multifd.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/migration/multifd.c b/migration/multifd.c index 4820702..5d34950 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -583,6 +583,10 @@ void multifd_send_sync_main(QEMUFile *f) if (!migrate_use_multifd()) { return; } + /* Do not need sync for rdma */ + if (migrate_use_rdma()) { + return; + } if (multifd_send_state->pages->used) { if (multifd_send_pages(f) < 0) { error_report("%s: multifd_send_pages fail", __func__); @@ -1024,6 +1028,10 @@ void multifd_recv_sync_main(void) if (!migrate_use_multifd()) { return; } + /* Do not need sync for rdma */ + if (migrate_use_rdma()) { + return; + } for (i = 0; i < migrate_multifd_channels(); i++) { MultiFDRecvParams *p = &multifd_recv_state->params[i];