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=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 88667C2BA12 for ; Fri, 3 Apr 2020 14:47:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5E2C5207FF for ; Fri, 3 Apr 2020 14:47:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="E99SWDGm" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2403953AbgDCOr2 (ORCPT ); Fri, 3 Apr 2020 10:47:28 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:58842 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728235AbgDCOr2 (ORCPT ); Fri, 3 Apr 2020 10:47:28 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1585925247; 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=pIMdHeam2Dd57E1ij8qf+M+ClKnpGrmjjcDtBAmNnvM=; b=E99SWDGmnlc3PPt11NiDMETMd4uXykPtiWvVXdEGeOC6BeMg5wG9o6MjZZhCyh3ma25gij eMMkAs8iR8yYows6Jl4XCf3oz9xX9EromFCSJgU3YA/IBuEtEuibKP4euFCydvrTs9VfNF WnvZQ6Oa3DEoaSTliqNZxBQwSSFHtZU= Received: from mail-wr1-f72.google.com (mail-wr1-f72.google.com [209.85.221.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-96-262pD_bnO4ebuuk9wxYmuQ-1; Fri, 03 Apr 2020 10:47:25 -0400 X-MC-Unique: 262pD_bnO4ebuuk9wxYmuQ-1 Received: by mail-wr1-f72.google.com with SMTP id u16so3193756wrp.14 for ; Fri, 03 Apr 2020 07:47:25 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=pIMdHeam2Dd57E1ij8qf+M+ClKnpGrmjjcDtBAmNnvM=; b=Pvwx4TLQERTbVjmD+RLggDAFpKjQFBvJouUTMVpTFu2NnQ/Hll6rqcZauIlG1RB30j A6JtYiifBwFy6vTcuaqtcsg3Qm2AEEdW4jIboHm2XYL5dRYR1jeEo5UGMYeggQSbuzLn zwlI9MoTHrRkjipsbkM3F37K4Mpb8Jy9HblAD5y6m+WtXcY7fwt6mrY5UdYHgnjMK3Mh hgc5Mc0/jVMmHvASmZSNxonnxleqNqNyr+UO8+nz7xeKndQP1e3mXgESBvmnxCDWi5rQ XksO71WD+E1x/BByeq6wfJAMlnNevYqst59aRn/thmwCe17DgfMK7+h2jyaS8H+GSIll RrxQ== X-Gm-Message-State: AGi0PubYcd/s2it/czCVV4N2/VzVK/WrwqudQ9LD0rRw2C2Dls55+xsF 2yvJ1XgV7KhHtm7dnsmqI/Z4r8iHPemjEvUADb2ycFXj9nh5MJ2nBfMuDlWjRGF+LGfklsD5OLT 6lNfhSCXUj302 X-Received: by 2002:a7b:c148:: with SMTP id z8mr8859431wmi.31.1585925244240; Fri, 03 Apr 2020 07:47:24 -0700 (PDT) X-Google-Smtp-Source: APiQypJ/slyncg9POzbP4k32yikwz4uR//iAykjMgD1RX8ERy9OxRDOu6M5CxkUlQ8AKnuQ1Xi3O1w== X-Received: by 2002:a7b:c148:: with SMTP id z8mr8859410wmi.31.1585925244062; Fri, 03 Apr 2020 07:47:24 -0700 (PDT) Received: from xz-x1 ([2607:9880:19c0:32::3]) by smtp.gmail.com with ESMTPSA id n6sm12456186wrp.30.2020.04.03.07.47.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 03 Apr 2020 07:47:23 -0700 (PDT) Date: Fri, 3 Apr 2020 10:47:19 -0400 From: Peter Xu To: Liu Yi L Cc: qemu-devel@nongnu.org, alex.williamson@redhat.com, eric.auger@redhat.com, pbonzini@redhat.com, mst@redhat.com, david@gibson.dropbear.id.au, kevin.tian@intel.com, jun.j.tian@intel.com, yi.y.sun@intel.com, kvm@vger.kernel.org, hao.wu@intel.com, jean-philippe@linaro.org, Jacob Pan , Yi Sun , Richard Henderson , Eduardo Habkost Subject: Re: [PATCH v2 19/22] intel_iommu: process PASID-based iotlb invalidation Message-ID: <20200403144719.GL103677@xz-x1> References: <1585542301-84087-1-git-send-email-yi.l.liu@intel.com> <1585542301-84087-20-git-send-email-yi.l.liu@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <1585542301-84087-20-git-send-email-yi.l.liu@intel.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Sun, Mar 29, 2020 at 09:24:58PM -0700, Liu Yi L wrote: > This patch adds the basic PASID-based iotlb (piotlb) invalidation > support. piotlb is used during walking Intel VT-d 1st level page > table. This patch only adds the basic processing. Detailed handling > will be added in next patch. > > Cc: Kevin Tian > Cc: Jacob Pan > Cc: Peter Xu > Cc: Yi Sun > Cc: Paolo Bonzini > Cc: Richard Henderson > Cc: Eduardo Habkost > Signed-off-by: Liu Yi L Reviewed-by: Peter Xu -- Peter Xu