From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ingo Molnar Subject: Re: [PATCH 1/8] x86/early-quirks: Extend Intel graphics stolen memory placement to 64bit Date: Mon, 11 Dec 2017 15:38:45 +0100 Message-ID: <20171211143845.sq3riyeffl3l5f52@gmail.com> References: <20171211121427.26205-1-matthew.auld@intel.com> <20171211121427.26205-2-matthew.auld@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wm0-x22b.google.com (mail-wm0-x22b.google.com [IPv6:2a00:1450:400c:c09::22b]) by gabe.freedesktop.org (Postfix) with ESMTPS id B994889F69 for ; Mon, 11 Dec 2017 14:38:50 +0000 (UTC) Received: by mail-wm0-x22b.google.com with SMTP id t8so14865112wmc.3 for ; Mon, 11 Dec 2017 06:38:50 -0800 (PST) Content-Disposition: inline In-Reply-To: <20171211121427.26205-2-matthew.auld@intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Matthew Auld Cc: x86@kernel.org, Paulo Zanoni , intel-gfx@lists.freedesktop.org, linux-kernel@vger.kernel.org, "H . Peter Anvin" , Thomas Gleixner List-Id: intel-gfx@lists.freedesktop.org CiogTWF0dGhldyBBdWxkIDxtYXR0aGV3LmF1bGRAaW50ZWwuY29tPiB3cm90ZToKCj4gRnJvbTog Sm9vbmFzIExhaHRpbmVuIDxqb29uYXMubGFodGluZW5AbGludXguaW50ZWwuY29tPgo+IAo+IFRv IGdpdmUgdXBjb21pbmcgU0tVIEJJT1NlcyBtb3JlIGZsZXhpYmlsaXR5IGluIHBsYWNpbmcgdGhl IEludGVsCj4gZ3JhcGhpY3Mgc3RvbGVuIG1lbW9yeSwgbWFrZSBhbGwgdmFyaWFibGVzIHN0b3Jp bmcgdGhlIHBsYWNlbWVudCBvciBzaXplCj4gY29tcGF0aWJsZSB3aXRoIGZ1bGwgNjQgYml0IHJh bmdlLiBBbHNvIGJ5IGV4cG9ydGluZyB0aGUgc3RvbGVuIHJlZ2lvbgo+IGFzIGEgcmVzb3VyY2Us IHdlIGNhbiB0aGVuIG51a2UgdGhlIGR1cGxpY2F0ZWQgc3RvbGVuIGRpc2NvdmVyeSBpbiBpOTE1 LgoKSSdkIHN1Z2dlc3Qgc3BsaXR0aW5nIHRoaXMgaW50byB0d28gcGFydHM6IHRoZSBmaXJzdCBv bmUgZG9lcyB0aGUgcmVzb3VyY2Vfc2l6ZV90IApleHRlbnNpb24sIHRoZSBzZWNvbmQgb25lIHRo ZSBvdGhlciBjaGFuZ2UuCgpUaGFua3MsCgoJSW5nbwpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpJbnRlbC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1h bi9saXN0aW5mby9pbnRlbC1nZngK From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752599AbdLKOiw (ORCPT ); Mon, 11 Dec 2017 09:38:52 -0500 Received: from mail-wm0-f45.google.com ([74.125.82.45]:42579 "EHLO mail-wm0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751584AbdLKOit (ORCPT ); Mon, 11 Dec 2017 09:38:49 -0500 X-Google-Smtp-Source: ACJfBosIRenasF5EN8jTUKqzCcZoAledvjLDtFct1bXjykOGHN6ZRq49s6onHi1KUS3OyFht3c5Xcg== Date: Mon, 11 Dec 2017 15:38:45 +0100 From: Ingo Molnar To: Matthew Auld Cc: intel-gfx@lists.freedesktop.org, Joonas Lahtinen , Ville =?iso-8859-1?Q?Syrj=E4l=E4?= , Chris Wilson , Paulo Zanoni , Thomas Gleixner , "H . Peter Anvin" , x86@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/8] x86/early-quirks: Extend Intel graphics stolen memory placement to 64bit Message-ID: <20171211143845.sq3riyeffl3l5f52@gmail.com> References: <20171211121427.26205-1-matthew.auld@intel.com> <20171211121427.26205-2-matthew.auld@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20171211121427.26205-2-matthew.auld@intel.com> User-Agent: NeoMutt/20170609 (1.8.3) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Matthew Auld wrote: > From: Joonas Lahtinen > > To give upcoming SKU BIOSes more flexibility in placing the Intel > graphics stolen memory, make all variables storing the placement or size > compatible with full 64 bit range. Also by exporting the stolen region > as a resource, we can then nuke the duplicated stolen discovery in i915. I'd suggest splitting this into two parts: the first one does the resource_size_t extension, the second one the other change. Thanks, Ingo