From patchwork Thu Jan 7 09:28:56 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: zhukeqian X-Patchwork-Id: 12003321 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=-12.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 2D5D0C433E0 for ; Thu, 7 Jan 2021 09:32:20 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (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 C1FD82333C for ; Thu, 7 Jan 2021 09:32:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C1FD82333C Authentication-Results: mail.kernel.org; dmarc=none (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=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=TcTHl8OtckU5tX+zEXt36HELkzzpjpUlujioB43nz+w=; b=pptUk+VNQ97oyGjrkVcjqYKeCh PjgtMaxD1yed2Sv0MwssB2dAjRwzk1yWoKA4qRSBgplvbIHxU/cLf6lWIM61B33tmYuot85HeRSw0 CBdCo2W9lEqOIQ9aszgQkTg3tOA7xv0Y3PLmN2iSlqeOYQGWAk53Q3T1A3EqfcEdwl5xKfUYxLQEa DPIth98EHP0UC/YB27S9SdLmV0CKYp82GvYodkiD+y6MlUJtV75yA5dAo6gxtRWKWkLc4RZ57h4Dj xjarRax3wsb4IiJVqDquvQc9YiqzUvtrP4buKzdYmbVQ/E/cXBwOosUakYSVvYjIjBO15fABh1Ar/ KKk/zX8w==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kxRbt-0001YE-6y; Thu, 07 Jan 2021 09:29:37 +0000 Received: from szxga06-in.huawei.com ([45.249.212.32]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kxRbr-0001X3-6h for linux-arm-kernel@lists.infradead.org; Thu, 07 Jan 2021 09:29:36 +0000 Received: from DGGEMS404-HUB.china.huawei.com (unknown [172.30.72.60]) by szxga06-in.huawei.com (SkyGuard) with ESMTP id 4DBLWw1P3dzj3Vw; Thu, 7 Jan 2021 17:28:44 +0800 (CST) Received: from DESKTOP-5IS4806.china.huawei.com (10.174.184.42) by DGGEMS404-HUB.china.huawei.com (10.3.19.204) with Microsoft SMTP Server id 14.3.498.0; Thu, 7 Jan 2021 17:29:20 +0800 From: Keqian Zhu To: , , , , , Alex Williamson , Kirti Wankhede , Cornelia Huck , Will Deacon , Marc Zyngier , Catalin Marinas Subject: [PATCH 0/5] vfio/iommu_type1: Some fixes about dirty tracking Date: Thu, 7 Jan 2021 17:28:56 +0800 Message-ID: <20210107092901.19712-1-zhukeqian1@huawei.com> X-Mailer: git-send-email 2.8.4.windows.1 MIME-Version: 1.0 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-20210107_042935_571445_248127BD X-CRM114-Status: UNSURE ( 7.25 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , jiangkunkun@huawei.com, Suzuki K Poulose , Joerg Roedel , Daniel Lezcano , Alexios Zavras , James Morse , wanghaibin.wang@huawei.com, Thomas Gleixner , Robin Murphy , Andrew Morton , Julien Thierry Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, In patch series[1], I put forward some fixes and optimizations for vfio_iommu_type1. This extracts and improves the fix part of it. [1] https://lore.kernel.org/linux-iommu/20201210073425.25960-1-zhukeqian1@huawei.com/T/#t Thanks, Keqian Keqian Zhu (5): vfio/iommu_type1: Fixes vfio_dma_populate_bitmap to avoid dirty lose vfio/iommu_type1: Populate dirty bitmap for new vfio_dma vfio/iommu_type1: Populate dirty bitmap when attach group vfio/iommu_type1: Carefully use unmap_unpin_all during dirty tracking vfio/iommu_type1: Move sanity_check_pfn_list to unmap_unpin_all drivers/vfio/vfio_iommu_type1.c | 107 +++++++++++++++++++++----------- 1 file changed, 72 insertions(+), 35 deletions(-)