From mboxrd@z Thu Jan 1 00:00:00 1970 From: Imre Deak Subject: Re: [PATCH v2 2/2] drm/i915/bxt: Fix inadvertent CPU snooping due to incorrect MOCS config Date: Tue, 26 Apr 2016 16:43:10 +0300 Message-ID: <1461678190.18080.31.camel@intel.com> References: <1461674662-29353-1-git-send-email-imre.deak@intel.com> <1461674662-29353-2-git-send-email-imre.deak@intel.com> <20160426125726.GJ27856@nuc-i3427.alporthouse.com> <1461676675.18080.18.camel@intel.com> <20160426132321.GL27856@nuc-i3427.alporthouse.com> Reply-To: imre.deak@intel.com Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTP id 37FFF6E80F for ; Tue, 26 Apr 2016 13:43:15 +0000 (UTC) In-Reply-To: <20160426132321.GL27856@nuc-i3427.alporthouse.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson Cc: intel-gfx@lists.freedesktop.org, Valtteri Rantala , Eero Tamminen , Michael T Frederick List-Id: intel-gfx@lists.freedesktop.org T24gdGksIDIwMTYtMDQtMjYgYXQgMTQ6MjMgKzAxMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiBP biBUdWUsIEFwciAyNiwgMjAxNiBhdCAwNDoxNzo1NVBNICswMzAwLCBJbXJlIERlYWsgd3JvdGU6 Cj4gPiBPbiB0aSwgMjAxNi0wNC0yNiBhdCAxMzo1NyArMDEwMCwgQ2hyaXMgV2lsc29uIHdyb3Rl Ogo+ID4gPiBPbiBUdWUsIEFwciAyNiwgMjAxNiBhdCAwMzo0NDoyMlBNICswMzAwLCBJbXJlIERl YWsgd3JvdGU6Cj4gPiA+ID4gU2V0dGluZyBhIHdyaXRlLWJhY2sgY2FjaGUgcG9saWN5IGluIHRo ZSBNT0NTIGVudHJ5IGRlZmluaXRpb24KPiA+ID4gPiBhbHNvCj4gPiA+ID4gaW1wbGllcyBzbm9v cGluZywgd2hpY2ggaGFzIGEgY29uc2lkZXJhYmxlIG92ZXJoZWFkLiBUaGlzIGlzCj4gPiA+ID4g dW5leHBlY3RlZCBmb3IgYSBmZXcgcmVhc29uczoKPiA+ID4gCj4gPiA+IElmIGl0IGlzIHNub29w aW5nLCB0aGVuIEkgZG9uJ3Qgc2VlIHdoeSBpdCBpcyB1bmRlc2lyYWJsZSB0byBoYXZlCj4gPiA+ IGl0Cj4gPiA+IGF2YWlsYWJsZSBpbiBhIG1vY3Mgc2V0dGluZy4gSWYgaXQgaXMgYm9ndXMgYW5k IHRoZSBiaXQgaXMKPiA+ID4gdW5kZWZpbmVkLAo+ID4gPiB0aGVuIGJ5IGFsbCBtZWFucyByZW1v dmUgaXQuCj4gPiAKPiA+IE5vbmUgb2YgdGhlc2UgZW50cmllcyBhcmUgdXNlZCBhbG9uZSBmb3Ig Y29oZXJlbnQgc3VyZmFjZXMuIEZvcgo+ID4gdGhhdAo+ID4gdGhlIGFwcGxpY2F0aW9uIHdvdWxk IGhhdmUgdG8gdXNlIGVudHJ5IGluZGV4IzEgb3IgIzIgX2FuZF8gY2FsbAo+ID4gdGhlCj4gPiBz ZXQgY2FjaGluZyBJT0NUTCB0byBzZXQgdGhlIGNvcnJlc3BvbmRpbmcgYnVmZmVyIHRvIGJlIGNh Y2hlZC4KPiAKPiBObywgdGhlIGFwcGxpY2F0aW9uIGRvZXNuJ3QuIFRoZXJlIGFyZSBzdWZmaWNl bnQgaW50ZXJmYWNlcyBleHBvc2VkCj4gdGhhdAo+IHVzZXJzcGFjZSBjYW4gYnlwYXNzIHRoZSBr ZXJuZWwgaWYgaXQgc28gZGVzaXJlZC4KPiAKPiA+IFRoZQo+ID4gcHJvYmxlbSBpcyB0aGF0IHdp dGhvdXQgc2V0dGluZyB0aGUgYnVmZmVyIHRvIGJlIGNhY2hlYWJsZSB0aGUKPiA+IGV4cGVjdGF0 aW9uIGlzIHRoYXQgd2Ugd29uJ3QgYmUgc25vb3BpbmcgYW5kIGluY3VyIHRoZQo+ID4gY29ycmVz cG9uZGluZwo+ID4gb3ZlcmhlYWQuIFRoaXMgaXMgd2hhdCB0aGlzIHBhdGNoIGFkZHJlc3Nlcy4K PiAKPiBOb3QgdHJ1ZS4KClRoaXMgaXMgd2hhdCB3ZSBnZXQgcnVubmluZyBiYXNpYyB0ZXN0cyB3 aXRoIGN1cnJlbnQgTWVzYSBhbmQgVUZPCmRyaXZlcnMuIFRoZXkgdXNlIGVudHJ5ICMyIGFuZCBk byBub3QgZXhwZWN0IHNub29waW5nIGFuZCB0aGUgaW5jdXJyZWQKb3ZlcmhlYWQuIElmIHRoZXkg d2FudGVkIGEgY29oZXJlbnQgc3VyZmFjZSB0aGV5IHdvdWxkIGhhdmUgdG8gY2FsbCB0aGUKc2V0 IGNhY2hpbmcgSU9DVEwgYXQgbGVhc3Qgb24gVkxWL0NIViBzaW5jZSBvbiB0aG9zZSBwbGF0Zm9y bXMgeW91CmRvbid0IGhhdmUgYSBzbm9vcGluZyBmbGFnIGluIHRoZSBNT0NTLCB5b3UgaGF2ZSB0 byBzZXQgdXAgdGhlIFBURQphY2NvcmRpbmdseS4KCj4gPiBUaGUgYml0IGlzIGFsc28gYm9ndXMs IGlmIHdlIHdhbnRlZCBzbm9vcGluZyB2aWEgTU9DUyB3ZSdkIHVzZSB0aGUKPiA+IGRlZGljYXRl ZCBIVyBmbGFnIGZvciB0aGF0Lgo+IAo+IEJ1dCB5b3Uga2VlcCBzYXlpbmcgdGhpcyBiaXQgKmVu YWJsZXMqIHNub29waW5nLiBTbyBlaXRoZXIgaXQgZG9lcyBvcgo+IGl0IGRvZXNuJ3QuCgpJdCBl bmFibGVzIHNub29waW5nIGJ1dCB0aGF0J3MganVzdCBhIHNpZGUgZWZmZWN0LiBXQiBjZXJ0YWlu bHkgZG9lc24ndAptYWtlIHNlbnNlIGZvciBCWFQgc2luY2UgdGhpcyBXQiBmbGFnIGNvbnRyb2xz IHRoZSBjYWNoZWFiaWxpdHkgaW4KKGUpTExDIHdoaWNoIGRvZXNuJ3QgZXhpc3Qgb24gQlhULiBX ZSdkIHVzZSB0aGUgJ3Nub29waW5nJyBIVyBNT0NTIGZsYWcKZm9yIHRoaXMgcHVycG9zZS4KCj4g PiBJZiB3ZSB3YW50ZWQgdG8gaGF2ZSBhIHNub29waW5nIE1PQ1MgZW50cnkgd2Ugc2hvdWxkIGFk ZCB0aGF0Cj4gPiBzZXBhcmF0ZWx5IChhcyBhIGZvcnRoIGVudHJ5KSwgYnV0IHdlJ2QgbmVlZCB0 aGlzIGNoYW5nZSBhcyBhIGZpeAo+ID4gZm9yCj4gPiBjdXJyZW50IHVzZXJzLgo+IAo+IFRoZSBj dXJyZW50IHVzZXJzIHdobyBhcmUgZ2V0dGluZyB3aGF0IHRoZXkgcmVxdWVzdCBidXQgZG9uJ3Qg a25vdwo+IHdoYXQgdGhleSB3ZXJlIHJlcXVlc3Rpbmc/CgpUaGV5IHdlcmUgcmVxdWVzdGluZyBh IG5vbi1jb2hlcmVudCBzdXJmYWNlIHZpYSBNT0NTIGVudHJ5ICMyLgoKLS1JbXJlCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5n IGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVk ZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo=