From patchwork Sat Oct 17 04:25:35 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zheng Chuan X-Patchwork-Id: 302688 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=-12.7 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 C5B4DC433DF for ; Sat, 17 Oct 2020 04:20:45 +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 4BC9720791 for ; Sat, 17 Oct 2020 04:20:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4BC9720791 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]:59606 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kTdi0-0002jz-88 for qemu-devel@archiver.kernel.org; Sat, 17 Oct 2020 00:20:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39952) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kTdXg-0005uH-TT for qemu-devel@nongnu.org; Sat, 17 Oct 2020 00:10:04 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:5240 helo=huawei.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kTdXe-0007GZ-Cu for qemu-devel@nongnu.org; Sat, 17 Oct 2020 00:10:04 -0400 Received: from DGGEMS414-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 77AEC1621E9FF7088B2F; Sat, 17 Oct 2020 12:09:51 +0800 (CST) Received: from huawei.com (10.175.101.6) by DGGEMS414-HUB.china.huawei.com (10.3.19.214) with Microsoft SMTP Server id 14.3.487.0; Sat, 17 Oct 2020 12:09:43 +0800 From: Chuan Zheng To: , Subject: [PATCH v3 05/18] migration/rdma: do not need sync main for rdma Date: Sat, 17 Oct 2020 12:25:35 +0800 Message-ID: <1602908748-43335-6-git-send-email-zhengchuan@huawei.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1602908748-43335-1-git-send-email-zhengchuan@huawei.com> References: <1602908748-43335-1-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=45.249.212.191; envelope-from=zhengchuan@huawei.com; helo=huawei.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/10/17 00:09:47 X-ACL-Warn: Detected OS = Linux 3.11 and newer [fuzzy] 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_PASS=-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, fengzhimin1@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 0d494df..8ccfd46 100644 --- a/migration/multifd.c +++ b/migration/multifd.c @@ -580,6 +580,10 @@ 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__); @@ -1002,6 +1006,10 @@ 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];