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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1F47ACCA47C for ; Tue, 21 Jun 2022 00:16:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343718AbiFUAQB (ORCPT ); Mon, 20 Jun 2022 20:16:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43678 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244646AbiFUAQA (ORCPT ); Mon, 20 Jun 2022 20:16:00 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 35C1919F93 for ; Mon, 20 Jun 2022 17:16:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1655770559; 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: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=am4ljrsE7Ufjfmqsop2MzHsqSlEXrA5rSRIM1yT2FYE=; b=Oa8gRzGY2u2DYqxCXVM5yCVTFVRsVzxdTcxOVLtaoW4nFhj03p7/+84b5DP9JPbgw1lWRC I8LH+kdVGSo9Y6oEVDDakR3hqdg+hPdp4gotjnbyD+i/SPR2F+hrqLfHVJJ5f5AW9cTWbH 5d6ORyviubna4kTKMi6eOkzYL8KJrmQ= Received: from mail-wr1-f69.google.com (mail-wr1-f69.google.com [209.85.221.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-13-t0dcDnsbPbK8BPt_ntvE-A-1; Mon, 20 Jun 2022 20:15:58 -0400 X-MC-Unique: t0dcDnsbPbK8BPt_ntvE-A-1 Received: by mail-wr1-f69.google.com with SMTP id b10-20020adf9b0a000000b0021a0c74738aso2825828wrc.7 for ; Mon, 20 Jun 2022 17:15:57 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=am4ljrsE7Ufjfmqsop2MzHsqSlEXrA5rSRIM1yT2FYE=; b=1Waxe4AL+darR05ar0Ku3ekuJ/jLxEs4vGnZ3LARAdOCLg690Qbbh7XsX+n4DSjkEK clU4yeegN55KuW1hDOPbzivW2b6Hgjnt5FsHMP6Va3H+n+Y+9Zasfx0j+xTMBC13Xdl4 j/xY63Bd9PL55Wvl9SWDsk9XVFicJQynJLnzxQtRiJAoan+mFMNLy9M9eoWy1kclth3g OfM+lc4L4Aypr1I6u+lPa6E+35r72+PZ1MBJegIQl9x9AICjBgzKBH80rbtnYNERy2gu RaerG7NXp7GGgYeiQB6T8qzNU/MTBWm45/YPZ1iVGmo1+gzvQxvfKSUeEvlTOAYgC6n3 jMxg== X-Gm-Message-State: AOAM532fIm+U/JQbKWB1n3IXIHFX2KEaoQUVOgpXc8C1ndtNy5+PLdJj tKGKilEgw7hPP2oTWeAZbSjQ5SFI8jhj28XfdEYJjg2Ug3rIVI249JjdAB18cCgBes47j5c0XXv YJoFX5zG1FtNMdaTegsrd X-Received: by 2002:a05:600c:3b05:b0:397:54ce:896 with SMTP id m5-20020a05600c3b0500b0039754ce0896mr37343018wms.3.1655770556335; Mon, 20 Jun 2022 17:15:56 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxuF9L1be7ni3J1YmYNIb9c4ZabGtFSUgGjCv0tSabp2R2QRhWX6wNq50I5/oKWe6fZHu9qDw== X-Received: by 2002:a05:600c:3b05:b0:397:54ce:896 with SMTP id m5-20020a05600c3b0500b0039754ce0896mr37343003wms.3.1655770556103; Mon, 20 Jun 2022 17:15:56 -0700 (PDT) Received: from [192.168.1.129] (205.pool92-176-231.dynamic.orange.es. [92.176.231.205]) by smtp.gmail.com with ESMTPSA id e13-20020adfe7cd000000b0021b89181863sm7340790wrn.41.2022.06.20.17.15.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 20 Jun 2022 17:15:55 -0700 (PDT) Message-ID: Date: Tue, 21 Jun 2022 02:15:54 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.10.0 Subject: Re: [PATCH v2 2/2] vfio/pci: Remove console drivers Content-Language: en-US To: Alex Williamson , corbet@lwn.net, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, airlied@linux.ie, daniel@ffwll.ch, deller@gmx.de, gregkh@linuxfoundation.org Cc: linux-fbdev@vger.kernel.org, kvm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Gerd Hoffmann , Laszlo Ersek References: <165541020563.1955826.16350888595945658159.stgit@omen> <165541193265.1955826.8778757616438743090.stgit@omen> From: Javier Martinez Canillas In-Reply-To: <165541193265.1955826.8778757616438743090.stgit@omen> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-doc@vger.kernel.org Hello Alex, On 6/16/22 22:38, Alex Williamson wrote: > Console drivers can create conflicts with PCI resources resulting in > userspace getting mmap failures to memory BARs. This is especially > evident when trying to re-use the system primary console for userspace > drivers. Use the aperture helpers to remove these conflicts. > > Reported-by: Laszlo Ersek > Suggested-by: Gerd Hoffmann > Signed-off-by: Alex Williamson > --- Patch looks good to me. Reviewed-by: Javier Martinez Canillas -- Best regards, Javier Martinez Canillas Linux Engineering Red Hat