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=-10.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, 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 ADEE2C433C1 for ; Wed, 31 Mar 2021 09:13:39 +0000 (UTC) Received: from mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by mail.kernel.org (Postfix) with ESMTP id 17271619BB for ; Wed, 31 Mar 2021 09:13:38 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 17271619BB Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kvmarm-bounces@lists.cs.columbia.edu Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 8489B4B3EA; Wed, 31 Mar 2021 05:13:38 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id FhPY2cNCL+AX; Wed, 31 Mar 2021 05:13:37 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 8F2864B3F0; Wed, 31 Mar 2021 05:13:37 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 4BF984B3EE for ; Wed, 31 Mar 2021 05:13:36 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id pdWRd9ETwsm7 for ; Wed, 31 Mar 2021 05:13:33 -0400 (EDT) Received: from szxga07-in.huawei.com (szxga07-in.huawei.com [45.249.212.35]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id AD2F34B3EA for ; Wed, 31 Mar 2021 05:13:33 -0400 (EDT) Received: from DGGEMS405-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga07-in.huawei.com (SkyGuard) with ESMTP id 4F9LCc41hqz9tpr; Wed, 31 Mar 2021 17:11:24 +0800 (CST) Received: from [10.174.184.42] (10.174.184.42) by DGGEMS405-HUB.china.huawei.com (10.3.19.205) with Microsoft SMTP Server id 14.3.498.0; Wed, 31 Mar 2021 17:13:20 +0800 Subject: Re: [RFC PATCH v2 0/2] kvm/arm64: Try stage2 block mapping for host device MMIO To: , , , , Will Deacon , Marc Zyngier References: <20210316134338.18052-1-zhukeqian1@huawei.com> From: Keqian Zhu Message-ID: <1870563d-4da8-60d6-22e4-242ac820f5ba@huawei.com> Date: Wed, 31 Mar 2021 17:13:19 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.7.1 MIME-Version: 1.0 In-Reply-To: <20210316134338.18052-1-zhukeqian1@huawei.com> X-Originating-IP: [10.174.184.42] X-CFilter-Loop: Reflected Cc: Catalin Marinas , lushenming@huawei.com X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu Kind ping... On 2021/3/16 21:43, Keqian Zhu wrote: > Hi all, > > We have two pathes to build stage2 mapping for MMIO regions. > > Create time's path and stage2 fault path. > > Patch#1 removes the creation time's mapping of MMIO regions > Patch#2 tries stage2 block mapping for host device MMIO at fault path > > Thanks, > Keqian > > Keqian Zhu (2): > kvm/arm64: Remove the creation time's mapping of MMIO regions > kvm/arm64: Try stage2 block mapping for host device MMIO > > arch/arm64/kvm/mmu.c | 80 +++++++++++++++++++++++--------------------- > 1 file changed, 41 insertions(+), 39 deletions(-) > _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm