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=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 C1D5AC432C1 for ; Tue, 24 Sep 2019 17:22:25 +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 8D60F20673 for ; Tue, 24 Sep 2019 17:22:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="zqZ9NC9X" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8D60F20673 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:49044 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iCoW8-0008Hw-MP for qemu-devel@archiver.kernel.org; Tue, 24 Sep 2019 13:22:24 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60228) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iCnhZ-0002Cg-E2 for qemu-devel@nongnu.org; Tue, 24 Sep 2019 12:30:11 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iCnhX-0006WM-Os for qemu-devel@nongnu.org; Tue, 24 Sep 2019 12:30:08 -0400 Received: from mail-pf1-x442.google.com ([2607:f8b0:4864:20::442]:39153) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1iCnhX-0006Vc-Ee for qemu-devel@nongnu.org; Tue, 24 Sep 2019 12:30:07 -0400 Received: by mail-pf1-x442.google.com with SMTP id v4so1679129pff.6 for ; Tue, 24 Sep 2019 09:30:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:openpgp:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=dcF8WTJf1FdsqtK7JaRa15A8rHmVQlOZFjgElD0eE3c=; b=zqZ9NC9Xc38c9xYG5BzIoDuGSLSc4NTCD5wmcJ3syAEOSesf3jVbkM/BJ5L59GpUVD iZxWFpsPUSeSzAYCAQ1jd32kwZqyRJoO6tbveb5FroftgIytq4snqmC1+b5HaYbAvzsp L/nOo9Key5QodpZc/1Hhys1uetQYgCg264dPHDAzdWgfJpdaQY9Iz+oz0jUj9b5+mCPu otUS/45nd6+EA2s1eyEMxsANeSeZiEcRRI8ri/nqpaXUFsO3aw/QzgiqXAJmY0OuG0Oz t/1W8DajLrBOC6ZXsvPje2NO5JONEfE01hCRhKR5HfjVmIcmRRwEDVGhQIc8+ptKbt4/ 5hfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:openpgp:message-id :date:user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=dcF8WTJf1FdsqtK7JaRa15A8rHmVQlOZFjgElD0eE3c=; b=rC7ioGkct4rpRyjwb83ySyYfl3lWhIPglX4DwhLRKpdsXkrIr/DxTxhW4t7tkr10k+ ParUR7TAWjNOsQM3tM9LwUgquOa0myCqZdtRwo6cpw3OjNxIMw3ZNKUzoi0BnAZQEKHM fdJ8hX6JDRCMIT4M3stTvIltRVjHAf3/NCYyVdrGF+A7ZLNMPFRTASR7JBJ1cRsaVj7G 15Lf5zHnK7MM3YtpPNkBT8e+3fTSw7cp3RxK50sNAGumVw5mxi6Q8eK6NmiEgSGIiu14 kr0RGOv+54k8sxL+AaaIG8eD882vKbJ742AW1TRj7IGGnZ+U6ONDzNzxirv6JuLOUQN0 Zjmw== X-Gm-Message-State: APjAAAXiTKiOrNmpCwaWyiFi5ReBzb+2NmHlKNmBfgmmIgdxGU9I58dQ Gtr1oX6OOdXNJhK4KnAeiGxutg== X-Google-Smtp-Source: APXvYqxkYF/neM1b7MxNLc4sqqTjzltzXLWjA1tFjKhep/c+/a0LY9L6s9z0GgZDd1FHhwsTbYn3vw== X-Received: by 2002:a62:e916:: with SMTP id j22mr2866488pfh.210.1569342606374; Tue, 24 Sep 2019 09:30:06 -0700 (PDT) Received: from [172.20.32.216] ([12.206.46.59]) by smtp.gmail.com with ESMTPSA id q204sm5751112pfq.176.2019.09.24.09.30.04 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 24 Sep 2019 09:30:05 -0700 (PDT) Subject: Re: [Qemu-devel] [PATCH 2/4] Memory: Enable writeback for given memory region To: Beata Michalska , qemu-devel@nongnu.org References: <20190910095610.4546-1-beata.michalska@linaro.org> <20190910095610.4546-3-beata.michalska@linaro.org> From: Richard Henderson Openpgp: preference=signencrypt Message-ID: Date: Tue, 24 Sep 2019 09:30:03 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190910095610.4546-3-beata.michalska@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::442 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@linaro.org, quintela@redhat.com, dgilbert@redhat.com, shameerali.kolothum.thodi@huawei.com, eric.auger@redhat.com, qemu-arm@nongnu.org, pbonzini@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 9/10/19 2:56 AM, Beata Michalska wrote: > +void qemu_ram_writeback(RAMBlock *block, ram_addr_t start, ram_addr_t length); > + > +/* Clear whole block of mem */ > +#define qemu_ram_block_writeback(rb) \ > + qemu_ram_writeback(rb, 0, rb->used_length) > + Inline function, with its typechecking, is preferred. r~