From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 499F4C54E49 for ; Mon, 4 Mar 2024 07:24:08 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rh2fw-0006VM-Sz; Mon, 04 Mar 2024 02:23:52 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rh2fv-0006Uz-Ee for qemu-devel@nongnu.org; Mon, 04 Mar 2024 02:23:51 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1rh2ft-0007uW-RP for qemu-devel@nongnu.org; Mon, 04 Mar 2024 02:23:50 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1709537029; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=tx2OHJagyKX9iVWfWYAwHFKSVDiDWWbqMAErP9YrgOU=; b=TRrMRdr8hFNk9uW7C2HfEEgxOGcbDgZMIwid1NawmASyAtl7kj3RvUL+KTaNOC1OLlrIDH r8Y9dWrlqV4n2O3Q2Th+m8XXB3pZR9b17ZttZGUjkU8EpKfs/wVz84fMgm9C+1arNc9JL3 0Nxn+eCbQrdd9KJxvNzpMAjmWlDLgLQ= Received: from mail-pj1-f69.google.com (mail-pj1-f69.google.com [209.85.216.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-7-Ydgsvkk3PNS3sUArjMIJyA-1; Mon, 04 Mar 2024 02:23:47 -0500 X-MC-Unique: Ydgsvkk3PNS3sUArjMIJyA-1 Received: by mail-pj1-f69.google.com with SMTP id 98e67ed59e1d1-29a16254a66so1584515a91.0 for ; Sun, 03 Mar 2024 23:23:47 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1709537026; x=1710141826; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=tx2OHJagyKX9iVWfWYAwHFKSVDiDWWbqMAErP9YrgOU=; b=cBKxwC7KhtRKgLL7q0dP7vmXBVa+1UtchE8ytto3nS1mwYaYMTepaRJEvYV2nlxPzD Tp2C9wWFqcQPC0k2ZAu+l3jFFojKhK0byqBwRwnZu8kPahZillOO2ssK0SYcF5aq6fE9 cLE1gW2CtW7n6b5S5p7mTyGM1wz9t7XG+izJ+5xcQhMBQMpM8BVNQRUIMOLJG8HYxK+5 DquXqQhkEyTGoDETLjdExpmFyE2rDivT5O9SQLYSV6LPWenThqEA0tAdXZ79gP5M62KD MSpenXwyBmyobs38OOyefySeaiW961IXJopr3OHu3anhF0Q1Jj+gkaImeBZ9DmpnWAa3 ZPCw== X-Forwarded-Encrypted: i=1; AJvYcCVo8pRZdrAj9qLBDOOaUZruaqO21sx7TsriDTjLOrGM2XfxR134LSbjiHnrTcT4USAILfWW4HBUMXzHmZ0Y9wCKGdWaGz8= X-Gm-Message-State: AOJu0YxtmKXqwsvDDOXhN/fcztwDr1A6hPWy3fRhOqCLVE2dX231xtdL H6nKYo93W7qDsXLPG9MOSrxieFdfWyXnDDprWdc4vWbaURJbgw0680GHhsa4Q1CPdCGbWCTLoUv NkG7c9m8QVZgzLZzAnOH3bR4fatchRmfZO0MVmeZxXT4NOsbETN67 X-Received: by 2002:a17:902:ed55:b0:1db:f23f:676c with SMTP id y21-20020a170902ed5500b001dbf23f676cmr9168435plb.0.1709537026652; Sun, 03 Mar 2024 23:23:46 -0800 (PST) X-Google-Smtp-Source: AGHT+IFRnX96l+BF3vPHEcSun/k58XYFvXpYOhNcma4QutkhxSZE1pf2Lm90SLCdikXo83aRKoezPA== X-Received: by 2002:a17:902:ed55:b0:1db:f23f:676c with SMTP id y21-20020a170902ed5500b001dbf23f676cmr9168420plb.0.1709537026307; Sun, 03 Mar 2024 23:23:46 -0800 (PST) Received: from x1n ([43.228.180.230]) by smtp.gmail.com with ESMTPSA id s13-20020a170902ea0d00b001dcc0c84721sm7770612plg.99.2024.03.03.23.23.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Mar 2024 23:23:46 -0800 (PST) Date: Mon, 4 Mar 2024 15:23:34 +0800 From: Peter Xu To: Hao Xiang Cc: pbonzini@redhat.com, berrange@redhat.com, eduardo@habkost.net, farosas@suse.de, eblake@redhat.com, armbru@redhat.com, thuth@redhat.com, lvivier@redhat.com, jdenemar@redhat.com, marcel.apfelbaum@gmail.com, philmd@linaro.org, wangyanan55@huawei.com, qemu-devel@nongnu.org Subject: Re: [PATCH v4 5/7] migration/multifd: Add new migration test cases for legacy zero page checking. Message-ID: References: <20240301022829.3390548-1-hao.xiang@bytedance.com> <20240301022829.3390548-6-hao.xiang@bytedance.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20240301022829.3390548-6-hao.xiang@bytedance.com> Received-SPF: pass client-ip=170.10.129.124; envelope-from=peterx@redhat.com; helo=us-smtp-delivery-124.mimecast.com 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, DKIMWL_WL_HIGH=-0.589, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Fri, Mar 01, 2024 at 02:28:27AM +0000, Hao Xiang wrote: > Now that zero page checking is done on the multifd sender threads by > default, we still provide an option for backward compatibility. This > change adds a qtest migration test case to set the zero-page-detection > option to "legacy" and run multifd migration with zero page checking on the > migration main thread. > > Signed-off-by: Hao Xiang Reviewed-by: Peter Xu -- Peter Xu