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 X-Spam-Level: X-Spam-Status: No, score=-10.1 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 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 9B6D3C433ED for ; Tue, 6 Apr 2021 17:18:10 +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 2E9D2610E8 for ; Tue, 6 Apr 2021 17:18:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2E9D2610E8 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:53736 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lTpL7-0008TL-AY for qemu-devel@archiver.kernel.org; Tue, 06 Apr 2021 13:18:09 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60404) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lTpId-00073V-RH for qemu-devel@nongnu.org; Tue, 06 Apr 2021 13:15:35 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:42145) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lTpIK-0007wf-TW for qemu-devel@nongnu.org; Tue, 06 Apr 2021 13:15:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1617729312; 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=M7/HMXjKbi+UNbOOr1ak/5lYejf/Q+IKeGsEj/CcN0k=; b=JkHXIjiPqY5EN+4rAuduIV39p0EyPZDdiBjpM2JL+05612ZObDEiLzYR11Kon6UOBK/9s8 WBV0Yn3Cztw73SuNV8roVQAYcj/E0gMNMsB8EpHQeCzsx/IrSD7WGPwHtZ23cz4gjsTRu1 Cd79vsBNO7X31k5m9ItrccMdSmntrNE= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-591-Zei4WE3sPnSAYECrNkIsrQ-1; Tue, 06 Apr 2021 13:15:09 -0400 X-MC-Unique: Zei4WE3sPnSAYECrNkIsrQ-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 6AFE3CC625; Tue, 6 Apr 2021 17:15:07 +0000 (UTC) Received: from work-vm (ovpn-114-244.ams2.redhat.com [10.36.114.244]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 7711860C4A; Tue, 6 Apr 2021 17:15:01 +0000 (UTC) Date: Tue, 6 Apr 2021 18:14:58 +0100 From: "Dr. David Alan Gilbert" To: Kunkun Jiang Subject: Re: [PATCH v4 0/2] Some modification about ram_save_host_page() Message-ID: References: <20210316125716.1243-1-jiangkunkun@huawei.com> <7e722b03-c6d4-4246-bcb6-d8393fa07a49@huawei.com> MIME-Version: 1.0 In-Reply-To: <7e722b03-c6d4-4246-bcb6-d8393fa07a49@huawei.com> User-Agent: Mutt/2.0.6 (2021-03-06) X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dgilbert@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Received-SPF: pass client-ip=216.205.24.124; envelope-from=dgilbert@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, 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: Juan Quintela , David Edmondson , "open list:All patches CC here" , Peter Xu , =?iso-8859-1?Q?C=E9dric?= Le Goater , Alexey Romko , Zenghui Yu , wanghaibin.wang@huawei.com, Keqian Zhu , Andrey Gruzdev Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" * Kunkun Jiang (jiangkunkun@huawei.com) wrote: > Kindly ping, > > Hi David Alan Gilbert, > Will this series be picked up soon, or is there any other work for me to do? You don't need to do anything, but it did miss the cutoff for soft freeze; since it's an optimisation not a fix; it's still on my list so it'll go in just as soon as 6.1 opens up. Dave > Best Regards, > Kunkun Jiang > > On 2021/3/16 20:57, Kunkun Jiang wrote: > > Hi all, > > > > This series include patches as below: > > Patch 1: > > - reduce unnecessary rate limiting in ram_save_host_page() > > > > Patch 2: > > - optimized ram_save_host_page() by using migration_bitmap_find_dirty() to find > > dirty pages > > > > History: > > > > v3 -> v4: > > - Remove the modification to ram_save_host_page() comment [Peter Xu] > > - Remove the renaming of tmppages > > > > v2 -> v3: > > - Reduce unnecessary rate limiting if nothing is sent in the current iteration [David Edmondson] > > - Invert the body of the loop in ram_save_host_page() [David Edmondson] > > > > v1 -> v2: > > - Modify ram_save_host_page() comment [David Edmondson] > > - Remove 'goto' [David Edmondson] > > > > Kunkun Jiang (2): > > migration/ram: Reduce unnecessary rate limiting > > migration/ram: Optimize ram_save_host_page() > > > > migration/ram.c | 34 +++++++++++++++++++--------------- > > 1 file changed, 19 insertions(+), 15 deletions(-) > > > -- Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK