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,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,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 737D9C433DB for ; Wed, 31 Mar 2021 09:16:25 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 0059E619BD for ; Wed, 31 Mar 2021 09:16:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0059E619BD Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From:CC: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=mmhSsz9dlLSrl3LWDde08iLgUE5OxZtPT9QsKBtTgFk=; b=lx1e8f8OTn2/DUDJuunmfdI2U xsg0+nhujJg0uVyKj0nwAYylxZzgWAVc2KeDJxgiIVGSULmbkewF6JP9Y/b7zh1kUFOX2NTZRekLx WOD+9EpIcGxmLA2A7ZAQc8+9QKRtfmJzt9qyd7EISqhdfF9Ub0IzbybGueOOsHq/1gzdfyKUIlaoP S7Pn68GM9skM+pqVvyyvzZdIMeSV/tzJMVbKrhwgoPirHb6ULPRPSpg7ngzKg/OFUh6Pw0zkYFlDB d8iuY+SFop7RTFQHDNhcQGHUZD6g7f74Gs2+D0RkBSaPsqsZz4cagkwseESX4ueUeDJpBVYu0sUoe GVppsYObQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lRWvV-0064xm-7Q; Wed, 31 Mar 2021 09:14:13 +0000 Received: from szxga07-in.huawei.com ([45.249.212.35]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lRWuz-0064qt-Ki for linux-arm-kernel@lists.infradead.org; Wed, 31 Mar 2021 09:13:44 +0000 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> CC: Catalin Marinas , Mark Rutland , James Morse , Suzuki K Poulose , Julien Thierry , , , , 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 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210331_101342_133662_40BDC37B X-CRM114-Status: UNSURE ( 9.42 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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(-) > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel