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[209.132.180.67]) by mx.google.com with ESMTP id j13si233420pgt.402.2018.04.10.22.06.19; Tue, 10 Apr 2018 22:06:56 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@gmail.com header.s=20161025 header.b=sRrrfT+W; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751872AbeDKFDO (ORCPT + 99 others); Wed, 11 Apr 2018 01:03:14 -0400 Received: from mail-lf0-f68.google.com ([209.85.215.68]:38643 "EHLO mail-lf0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750825AbeDKFDM (ORCPT ); Wed, 11 Apr 2018 01:03:12 -0400 Received: by mail-lf0-f68.google.com with SMTP id u3-v6so729711lff.5 for ; Tue, 10 Apr 2018 22:03:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=Hw9LjtSFPaqNhIKGJ9/1yg3cEC1eC0uXcW6GeNGU5Nw=; b=sRrrfT+WwGIsOfZo+RPFPOeIgCeud3/pw7DRc2Z8pnvb7KPzLCwTlCbr8KgJ6hUr7k wklnOf3bdSPdjWiRQivmW1bYjsQPEQijvCkSdS52gZ2lxrip1v2y6gUfTikr9jtqsHXL 23td75X92EFrS6ZQ3V5LOoKvSBtyCREY2eIpkyXZqeXPjQjlRyJTtGfPzsQrGIkz6CVQ aHbRkIrmfflQ0+k6q6PMoyEM7Jgv6+b+uae1jXQZgN0WJQn10Fvxac63ebM/qpVEoib1 ne5Og5T3UOHChHhzg3FKlvZoTkCdnuX4sYxi7k6MM6qQbbVZ/K7I+Jf2UK3p6uDfTJ90 O1Iw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc:content-transfer-encoding; bh=Hw9LjtSFPaqNhIKGJ9/1yg3cEC1eC0uXcW6GeNGU5Nw=; b=DJg4d/p8rJ1kYAXtgbV6m6/yz3/3b4sCnlBTL4h1JOp0bDHASfqUiOoYnGIlzl3qKM A5JeOMH7yrKPmGIvrKE9/axLoZyzlSJame07gkWkReePifOVyrBGL7ZpeGUGQSsvkR6G bhiMBtPstYTquNOAPiF010J2S15X+9Y6LYn3IKxWchBsHqtKH7+zkHtqI9q0h6ZsiFEr V23Jsf+2UHqkdZNefH7a3wGldnM0iyUbhFFc9crKNODgxKQDJSXIpJlg0DyPYevmPMdU /jkS4NbW+omhuaip2192Be2Z9Vi5Hh0PZ9chEC5G9tE5r8v5O2N9FsKqRM1X+bLUxUjW FoBw== X-Gm-Message-State: ALQs6tBEnHOEeoBdOMvydXcq1MHOldpJ+lQ3IYI7LcgGKYfY3e5TJCN3 aw+8oGsPzszhUB1wWt7U36YeExeOOje7w9eHog== X-Received: by 2002:a19:519a:: with SMTP id g26-v6mr1725720lfl.50.1523422991554; Tue, 10 Apr 2018 22:03:11 -0700 (PDT) MIME-Version: 1.0 Received: by 2002:a19:e988:0:0:0:0:0 with HTTP; Tue, 10 Apr 2018 22:02:40 -0700 (PDT) In-Reply-To: References: <9ca940f1-7f21-c420-de45-13d72e783ab6@amd.com> <6cebabff-908f-5ebe-4252-760773c4cd6f@amd.com> <312ed341-7052-a61e-331f-d1e8fd5b477e@mozilla.com> <77866d66-2728-8295-d7ee-9975dbf64b99@mozilla.com> <55e1712b-6567-50c5-3789-53dd1ccddb94@gmail.com> From: Gabriel C Date: Wed, 11 Apr 2018 07:02:40 +0200 Message-ID: Subject: Re: AMD graphics performance regression in 4.15 and later To: christian.koenig@amd.com Cc: Jean-Marc Valin , Dave Airlie , alexander.deucher@amd.com, Felix.Kuehling@amd.com, Laura Abbott , Andrew Morton , michel.daenzer@amd.com, dri-devel@lists.freedesktop.org, LKML , Linus Torvalds Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >2018-04-11 6:00 GMT+02:00 Gabriel C : > 2018-04-09 11:42 GMT+02:00 Christian K=C3=B6nig : >> Am 07.04.2018 um 00:00 schrieb Jean-Marc Valin: ... > I can help testing code for 4.17/++ if you wish but that is *different* s= torry. > Quick tested an 4.16.0-11490-gb284d4d5a678 , amdgpu and radeon driver are broken now in this one. radeon tells: ... [ 6.337838] [drm] PCIE GART of 2048M enabled (table at 0x00000000001D600= 0). [ 6.338210] radeon 0000:21:00.0: (-12) create WB bo failed [ 6.338214] radeon 0000:21:00.0: disabling GPU acceleration ... And no way to start X .. flickering and hangs. amdgpu hits an bug: http://ftp.frugalware.org/pub/other/people/crazy/trace.txt Do you have some git tree I can test from ? Also if you need full , logs or any other infos just let me know. Regards