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=-2.2 required=3.0 tests=BAYES_00,DATE_IN_PAST_24_48, DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no 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 EAB7BC4361B for ; Fri, 18 Dec 2020 17:14:32 +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 8BF7823B53 for ; Fri, 18 Dec 2020 17:14:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8BF7823B53 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]:44306 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kqJKp-0007cJ-NQ for qemu-devel@archiver.kernel.org; Fri, 18 Dec 2020 12:14:31 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:57388) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kqJJK-0006XW-3p for qemu-devel@nongnu.org; Fri, 18 Dec 2020 12:12:58 -0500 Received: from us-smtp-delivery-124.mimecast.com ([63.128.21.124]:32152) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kqJJI-0008Fq-OW for qemu-devel@nongnu.org; Fri, 18 Dec 2020 12:12:57 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1608311575; 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=BPVhun/R5Pjm/1P81mrRRfh1iV7PU5izmcRUhojmqUg=; b=ePbvw/VnfHJMlG8dJG4x8oNyNM9P0SAgtzsaPaMZS+PRqF99aPDHmYqx8l2vJPHsb6jygr JUq8W9VmHFFsaZqQsaIkVoIct49Z94i7GPO5UhrQwA0r0FqTnnTPFFcpTMO/vF2DsvDUHB tLfBrK0He0Tu4VL8IZ9UtImsIA4AFCo= 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-466-gVQNQRmINOGx-Fh7DnyYmw-1; Fri, 18 Dec 2020 12:12:52 -0500 X-MC-Unique: gVQNQRmINOGx-Fh7DnyYmw-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 6E6B9809DCD; Fri, 18 Dec 2020 17:12:51 +0000 (UTC) Received: from localhost (ovpn-112-107.ams2.redhat.com [10.36.112.107]) by smtp.corp.redhat.com (Postfix) with ESMTP id 0D0FD648A8; Fri, 18 Dec 2020 17:12:49 +0000 (UTC) Date: Thu, 17 Dec 2020 10:09:48 +0000 From: Stefan Hajnoczi To: zhukeqian Subject: Re: Ping: [PATCH v2 0/2] bugfix: Decrease dirty bitmap blocks after we remove ramblock Message-ID: <20201217100948.GF4338@stefanha-x1.localdomain> References: <20201130131104.10600-1-zhukeqian1@huawei.com> <34d6fc79-aafb-54cc-6a07-4f4c2c0e0db8@huawei.com> MIME-Version: 1.0 In-Reply-To: <34d6fc79-aafb-54cc-6a07-4f4c2c0e0db8@huawei.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=stefanha@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="hUH5gZbnpyIv7Mn4" Content-Disposition: inline Received-SPF: pass client-ip=63.128.21.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -7 X-Spam_score: -0.8 X-Spam_bar: / X-Spam_report: (-0.8 / 5.0 requ) BAYES_00=-1.9, DATE_IN_PAST_24_48=1.34, 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_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: Peter Maydell , Fam Zheng , kuhn.chenqun@huawei.com, qemu-devel@nongnu.org, "Dr . David Alan Gilbert" , qemu-arm@nongnu.org, wanghaibin.wang@huawei.com, Paolo Bonzini Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" --hUH5gZbnpyIv7Mn4 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Dec 03, 2020 at 10:02:05PM +0800, zhukeqian wrote: > Hi folks, kindly ping ... >=20 > This bugfix can save several MBs memory, waiting for review, thanks. Paolo: Please take a look when you get a chance. I left a comment because Patch 1 doesn't seem to take RCU into account. 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