Received: by 2002:ac0:a5b6:0:0:0:0:0 with SMTP id m51-v6csp4507683imm; Mon, 11 Jun 2018 13:37:22 -0700 (PDT) X-Google-Smtp-Source: ADUXVKKNZTVBshJvTV77hDXesCsot68/XAxoiVRZXQTp87CPcZigI8U9Rhc0tCxSnvUprOQ+rovW X-Received: by 2002:a62:c918:: with SMTP id k24-v6mr705269pfg.160.1528749442239; Mon, 11 Jun 2018 13:37:22 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1528749442; cv=none; d=google.com; s=arc-20160816; b=rnpHexTdtP58jLzunV+w0nN49U/WLI1Xgd6NdHfmbcR/kBYh4EwwechQLwg4cR+LkS K4eqFZyd1C9L7Kzcy7KRp8CCv78EvK1jkOkbPSDSiHYPDPfYnpEr2vsjhC+V9Keq30+0 1uPNJDgeBqWzueW3gSLBnnZiSNI7xa1rEXmoPYo/Up/sI1EKB1Bb7+5fmWQnfxk8x49v pvGCkoelMAsq5/2Qnrv6wlTCjVY/kVtqvXGWPK+LAvgRxa3Yv06P06sHHbdgaNWug4/s j8+KixrM3ZsyQRMiuQZQZFO6Oxz6PsmWBZ7I91AjyHLBh8UbNpJbGpKeHOx+tQnDR969 myDw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:dkim-signature :arc-authentication-results; bh=xv0QdDFSjAkzumKAi/eOVYfr665fgxAHah20iogNl1E=; b=d5n5LSiT4gzE5x5fxp2G/mUboREZIyyYgWSiJKQDFstA6+NnGq6ABkvyi+NWwwNt/E E/JQbrcszspCEGP3LivcqYxjIIDKYzwKldh+pllZIz+THJIlIKCrK2pSbmiwTLiym8Mw GSKFYhIiUwwt7NChYA+yiMiSkh8q8m8c567zJT3hUnAVbgmg7p+fmEkyogRtxD+jlO+b 43JCmkfqIvNonqeoyIoJI1yr1o2XpMWjUKqlrZpQYsYUgm8c9eYEFPPSd8nveLgzq1/g UBMCnp4T2miaVrWEwt4GgI+HjkSmF6CumRm1DmGjsvHTq5RHUkeLcPQsAyBxSVgBNuY3 jKGw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linux-foundation.org header.s=google header.b=KSJ2KWYc; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id z23-v6si7572500pfh.266.2018.06.11.13.37.06; Mon, 11 Jun 2018 13:37:22 -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=@linux-foundation.org header.s=google header.b=KSJ2KWYc; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754013AbeFKTXn (ORCPT + 99 others); Mon, 11 Jun 2018 15:23:43 -0400 Received: from mail-io0-f170.google.com ([209.85.223.170]:40610 "EHLO mail-io0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753786AbeFKTXm (ORCPT ); Mon, 11 Jun 2018 15:23:42 -0400 Received: by mail-io0-f170.google.com with SMTP id g22-v6so25214075iob.7 for ; Mon, 11 Jun 2018 12:23:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux-foundation.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=xv0QdDFSjAkzumKAi/eOVYfr665fgxAHah20iogNl1E=; b=KSJ2KWYc1i4a8SAUmUs8+Sf4VVGBMZS6Ae+oA/aN+myKhtXUcaxdrd5kL3anMz59gM EqkA96ZjMc65JUZrDd/xTarpC0n3VsLvMBNYaskf/hwRNMJuOI5qnZKK/eaDm5U1Ezhs 9nWfi9JcVWvVjjxqNhoK0+HOrpoEgGjXos8tM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=xv0QdDFSjAkzumKAi/eOVYfr665fgxAHah20iogNl1E=; b=PzOgHbZwvZCbJTt1UVasgk6gfqYQBYsP8kSUHncuO2nodYFUh5x03+sZdvWb0fJFzU g4ljIW+uds/sn6gtIOygiJshvQy8yNIsyUxciRR8xIyK3tseUMoNG1GaQ2l/TuoGiF+k 3eVsu39nbOw15swYmcMALAUlOh6IVOz0vB1VTcSr/tNKHEG3gcydz6GC4LgWCJ4ikzyM HCBkMZ1qV4c7TUZaDbEfsV2j1cHEA+UzFYGqirOuviieiM77go4tUCrVpuk32TTcAej+ m4XgcofbecYpoxdbdXEqkW4doeY0srUdwJOs4HaWI3rgSUybhUfhsHu5oPS44CtwCJ9P x3Gw== X-Gm-Message-State: APt69E2yOJwMlQ3uKR2WYQYF12RKo+fi9Fl6wPqmHLTQ/XQ3vrYsKRsG sTLNYwO6tCYJC0zTA35CGSK5NEXrAvzZnwXsTO3Tsg== X-Received: by 2002:a6b:f90b:: with SMTP id j11-v6mr509804iog.238.1528745021408; Mon, 11 Jun 2018 12:23:41 -0700 (PDT) MIME-Version: 1.0 References: <516cddbe-73c2-01f3-a552-0d9fd75ce63a@amd.com> <8f7d00f9-992f-cc07-6bd0-b1b47c5d2ccf@amd.com> <267c42ce-91e2-4843-3815-904ac74b2f44@amd.com> <20180608060223.GB24107@lst.de> <1c8b3938-6656-5d5a-f65d-dfd2e55d989e@amd.com> <20180611071501.GA1015@lst.de> In-Reply-To: <20180611071501.GA1015@lst.de> From: Linus Torvalds Date: Mon, 11 Jun 2018 12:23:30 -0700 Message-ID: Subject: Re: Kernel and ADM hardware roulette ( was AMD graphics performance regression in 4.15 and later ) To: Christoph Hellwig Cc: Gabriel C , =?UTF-8?Q?Christian_K=C3=B6nig?= , Tom Lendacky , jmvalin@mozilla.com, Dave Airlie , Felix.Kuehling@amd.com, Linux Kernel Mailing List , DRI , Joerg Roedel , Alex Deucher , Andrew Morton , =?UTF-8?Q?Michel_D=C3=A4nzer?= Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 11, 2018 at 12:07 AM Christoph Hellwig wrote: > > For now I'd say revert this commit for 4.17/4.18-rc and I'll look into > addressing these issues properly. Ok, reverted in my tree, and marked for stable (for 4.17). Thanks, Linus