From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Richter Subject: Re: [PATCH] i915/fbc: Disable on HSW by default for now Date: Fri, 10 Jun 2016 08:44:55 +0200 Message-ID: <20160610084455.373be60e@kant> References: <1465487895-7401-1-git-send-email-cpaul@redhat.com> <1465499077.3885.92.camel@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <1465499077.3885.92.camel@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: "Zanoni, Paulo R" Cc: "rclark@redhat.com" , "airlied@linux.ie" , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "Vetter, Daniel" , "stable@vger.kernel.org" , "stevenhoneyman@gmail.com" List-Id: dri-devel@lists.freedesktop.org T24gSnVuIDA5IFphbm9uaSwgUGF1bG8gUiB3cm90ZToKPiBFbSBRdWksIDIwMTYtMDYtMDkgw6Bz IDExOjU4IC0wNDAwLCBMeXVkZSBlc2NyZXZldToKPiA+IEZyb20gaHR0cHM6Ly9idWdzLmZyZWVk ZXNrdG9wLm9yZy9zaG93X2J1Zy5jZ2k/aWQ9OTY0NjEgOgo+ID4gCj4gPiBUaGlzIHdhcyBraW5k IG9mIGEgZGlmZmljdWx0IGJ1ZyB0byB0cmFjayBkb3duLiBJZiB5b3UncmUgdXNpbmcgYQo+ID4g SGFzd2VsbCBzeXN0ZW0gcnVubmluZyBHTk9NRSBhbmQgeW91IGhhdmUgZmJjIGNvbXBsZXRlbHkg ZW5hYmxlZCBhbmQKPiA+IHdvcmtpbmcsIHBsYXlpbmcgdmlkZW9zIGNhbiByZXN1bHQgaW4gdmlk ZW8gYXJ0aWZhY3RzLgpbLi4uXQo+ID4gRm9yIHRoZSB0aW1lIGJlaW5nLCBkaXNhYmxlIEZCQyBm b3IgSGFzd2VsbCBieSBkZWZhdWx0LiAgCj4gCj4gSW4gY2FzZSB3ZSB3YW50IHRvIGltcHJvdmUg dGhlIGNvbW1pdCBtZXNzYWdlOgo+IAo+IFdlIGFsc28gZ290IHJlcG9ydHMgZnJvbSBTdGV2ZW4g SG9uZXltYW4gb24gb3BlbmJveCtyb3h0ZXJtLCBhbmQgZnJvbQo+IFN0ZWZhbiBSaWNodGVyLgoK UGVyaGFwcyBhbHNvIHdvcnRoIG1lbnRpb25pbmcgaW4gdGhlIGNoYW5nZWxvZzoKU3RlZmFuIFJp Y2h0ZXIgcmVwb3J0ZWQga2VybmVsIGZyZWV6ZXMgKG5vIHZpZGVvIGFydGlmYWN0cykgd2hlbiBm YmMgaXMgb24uCihFMy0xMjQ1IHYzIHdpdGggSEQgUDQ2MDA7IG9wZW5ib3ggYW5kIHNvbWUgS0RF IGFuZCBMWERFIGFwcGxpY2F0aW9ucywKdGhyZWFkIGJlZ2lucyBhdCBodHRwczovL2xrbWwub3Jn L2xrbWwvMjAxNi80LzI2LzgxMykKLS0gClN0ZWZhbiBSaWNodGVyCi09PT09PT0tLS0tLSAtPT0t IC09LT0tCmh0dHA6Ly9hcmNncmFwaC5kZS9zci8KX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1nZnhAbGlz dHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4v bGlzdGluZm8vaW50ZWwtZ2Z4Cg== From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from einhorn.in-berlin.de ([192.109.42.8]:33953 "EHLO einhorn.in-berlin.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751017AbcFJGxA convert rfc822-to-8bit (ORCPT ); Fri, 10 Jun 2016 02:53:00 -0400 Date: Fri, 10 Jun 2016 08:44:55 +0200 From: Stefan Richter To: "Zanoni, Paulo R" Cc: "cpaul@redhat.com" , "intel-gfx@lists.freedesktop.org" , "stevenhoneyman@gmail.com" , "rclark@redhat.com" , "dri-devel@lists.freedesktop.org" , "jani.nikula@linux.intel.com" , "stable@vger.kernel.org" , "Vetter, Daniel" , "airlied@linux.ie" Subject: Re: [PATCH] i915/fbc: Disable on HSW by default for now Message-ID: <20160610084455.373be60e@kant> In-Reply-To: <1465499077.3885.92.camel@intel.com> References: <1465487895-7401-1-git-send-email-cpaul@redhat.com> <1465499077.3885.92.camel@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Sender: stable-owner@vger.kernel.org List-ID: On Jun 09 Zanoni, Paulo R wrote: > Em Qui, 2016-06-09 às 11:58 -0400, Lyude escreveu: > > From https://bugs.freedesktop.org/show_bug.cgi?id=96461 : > > > > This was kind of a difficult bug to track down. If you're using a > > Haswell system running GNOME and you have fbc completely enabled and > > working, playing videos can result in video artifacts. [...] > > For the time being, disable FBC for Haswell by default. > > In case we want to improve the commit message: > > We also got reports from Steven Honeyman on openbox+roxterm, and from > Stefan Richter. Perhaps also worth mentioning in the changelog: Stefan Richter reported kernel freezes (no video artifacts) when fbc is on. (E3-1245 v3 with HD P4600; openbox and some KDE and LXDE applications, thread begins at https://lkml.org/lkml/2016/4/26/813) -- Stefan Richter -======----- -==- -=-=- http://arcgraph.de/sr/