From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755961AbbDUT1j (ORCPT ); Tue, 21 Apr 2015 15:27:39 -0400 Received: from mail-ig0-f176.google.com ([209.85.213.176]:38230 "EHLO mail-ig0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752916AbbDUT1g (ORCPT ); Tue, 21 Apr 2015 15:27:36 -0400 MIME-Version: 1.0 In-Reply-To: <20150421211557-mutt-send-email-mst@redhat.com> References: <1426893517-2511-1-git-send-email-mcgrof@do-not-panic.com> <1426893517-2511-6-git-send-email-mcgrof@do-not-panic.com> <20150421211557-mutt-send-email-mst@redhat.com> From: "Luis R. Rodriguez" Date: Tue, 21 Apr 2015 12:27:15 -0700 X-Google-Sender-Auth: alGqzW45eL0NOyYu3wo0nQhpnWM Message-ID: Subject: Re: [PATCH v1 05/47] pci: add pci_iomap_wc() variants To: "Michael S. Tsirkin" Cc: Bjorn Helgaas , Andy Lutomirski , Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , Juergen Gross , Jan Beulich , Borislav Petkov , Suresh Siddha , venkatesh.pallipadi@intel.com, Dave Airlie , "linux-kernel@vger.kernel.org" , linux-fbdev , "x86@kernel.org" , "xen-devel@lists.xenproject.org" , Ingo Molnar , Daniel Vetter , Antonino Daplas , Jean-Christophe Plagniol-Villard , Tomi Valkeinen , Dave Hansen , Arnd Bergmann , Stefan Bader , Konrad Rzeszutek Wilk , =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= , David Vrabel , Toshi Kani , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= , xen-devel Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Apr 21, 2015 at 12:25 PM, Michael S. Tsirkin wrote: > To summarise, driver needs to know what it's doing, > we can't set WC in the pci core automatically. Thanks, I'll document this and proceed with device driver helpers to aid with this. Luis From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Luis R. Rodriguez" Date: Tue, 21 Apr 2015 19:27:15 +0000 Subject: Re: [PATCH v1 05/47] pci: add pci_iomap_wc() variants Message-Id: List-Id: References: <1426893517-2511-1-git-send-email-mcgrof@do-not-panic.com> <1426893517-2511-6-git-send-email-mcgrof@do-not-panic.com> <20150421211557-mutt-send-email-mst@redhat.com> In-Reply-To: <20150421211557-mutt-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: "Michael S. Tsirkin" Cc: Bjorn Helgaas , Andy Lutomirski , Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , Juergen Gross , Jan Beulich , Borislav Petkov , Suresh Siddha , venkatesh.pallipadi@intel.com, Dave Airlie , "linux-kernel@vger.kernel.org" , linux-fbdev , "x86@kernel.org" , "xen-devel@lists.xenproject.org" , Ingo Molnar , Daniel Vetter , Antonino Daplas , Jean-Christophe Plagniol-Villard , Tomi Valkeinen , Dave Hansen , Arnd Bergmann , Stefan Bader , Konrad Rzeszutek Wilk , =?UTF-8?B?VmlsbGUgU3lyasOkbMOk?= , David Vrabel , Toshi Kani , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= , xen-devel On Tue, Apr 21, 2015 at 12:25 PM, Michael S. Tsirkin wrote: > To summarise, driver needs to know what it's doing, > we can't set WC in the pci core automatically. Thanks, I'll document this and proceed with device driver helpers to aid with this. Luis From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Luis R. Rodriguez" Subject: Re: [PATCH v1 05/47] pci: add pci_iomap_wc() variants Date: Tue, 21 Apr 2015 12:27:15 -0700 Message-ID: References: <1426893517-2511-1-git-send-email-mcgrof@do-not-panic.com> <1426893517-2511-6-git-send-email-mcgrof@do-not-panic.com> <20150421211557-mutt-send-email-mst@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <20150421211557-mutt-send-email-mst@redhat.com> Sender: linux-kernel-owner@vger.kernel.org To: "Michael S. Tsirkin" Cc: Bjorn Helgaas , Andy Lutomirski , Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , Juergen Gross , Jan Beulich , Borislav Petkov , Suresh Siddha , venkatesh.pallipadi@intel.com, Dave Airlie , "linux-kernel@vger.kernel.org" , linux-fbdev , "x86@kernel.org" , "xen-devel@lists.xenproject.org" , Ingo Molnar , Daniel Vetter , Antonino Daplas , Jean-Christophe Plagniol-Villard , Tomi Valkeinen , Dave Hansen , Arnd Bergmann , Stefan List-Id: xen-devel@lists.xenproject.org On Tue, Apr 21, 2015 at 12:25 PM, Michael S. Tsirkin wrote: > To summarise, driver needs to know what it's doing, > we can't set WC in the pci core automatically. Thanks, I'll document this and proceed with device driver helpers to aid with this. Luis