From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joonas Lahtinen Subject: Re: [PATCH] io-mapping.h: s/PAGE_KERNEL_IO/PAGE_KERNEL/ Date: Tue, 23 Aug 2016 11:04:03 +0300 Message-ID: <1471939443.3696.2.camel@linux.intel.com> References: <20160823072253.26977-1-chris@chris-wilson.co.uk> 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 ESMTPS id 2A6746E5AD for ; Tue, 23 Aug 2016 08:04:07 +0000 (UTC) In-Reply-To: <20160823072253.26977-1-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Chris Wilson , intel-gfx@lists.freedesktop.org Cc: Daniel Vetter , linux-mm@kvack.org List-Id: intel-gfx@lists.freedesktop.org T24gdGksIDIwMTYtMDgtMjMgYXQgMDg6MjIgKzAxMDAsIENocmlzIFdpbHNvbiB3cm90ZToKPiBQ QUdFX0tFUk5FTF9JTyBpcyBhbiB4ODYtaXNtLiBUaG91Z2ggaXQgaXMgdXNlZCB0byBkZWZpbmUg dGhlIHBncHJvdF90Cj4gdXNlZCBmb3IgdGhlIGlvbWFwcGVkIHJlZ2lvbiwgaXQgaXRzZWxmIGlz IGp1c3QgUEFHRV9LRVJORUwuIE9uIGFsbAo+IG90aGVyIGFyY2hlcywgUEFHRV9LRVJORUxfSU8g aXMgdW5kZWZpbmVkIHNvIGluIGEgZ2VuZXJhbCBoZWFkZXIgd2UgbXVzdAo+IHJlZnJhaW4gZnJv bSB1c2luZyBpdC4KPiAKClRoZXJlIGlzOwoKI2RlZmluZSBfX1BBR0VfS0VSTkVMX0lPwqDCoMKg wqDCoMKgwqDCoMKgwqDCoChfX1BBR0VfS0VSTkVMKQoKU28gbm8gZnVuY3Rpb25hbCBjaGFuZ2Us IGJ1dCB3aWxsIGNvbXBpbGUgb24gYWxsIGFyY2hzLgoKUmV2aWV3ZWQtYnk6IEpvb25hcyBMYWh0 aW5lbiA8am9vbmFzLmxhaHRpbmVuQGxpbnV4LmludGVsLmNvbT4KClJlZ2FyZHMsIEpvb25hcwot LSAKSm9vbmFzIExhaHRpbmVuCk9wZW4gU291cmNlIFRlY2hub2xvZ3kgQ2VudGVyCkludGVsIENv cnBvcmF0aW9uCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f CkludGVsLWdmeCBtYWlsaW5nIGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpo dHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f198.google.com (mail-pf0-f198.google.com [209.85.192.198]) by kanga.kvack.org (Postfix) with ESMTP id B45166B0069 for ; Tue, 23 Aug 2016 04:04:07 -0400 (EDT) Received: by mail-pf0-f198.google.com with SMTP id 63so244265508pfx.0 for ; Tue, 23 Aug 2016 01:04:07 -0700 (PDT) Received: from mga07.intel.com (mga07.intel.com. [134.134.136.100]) by mx.google.com with ESMTPS id 19si2744649pft.165.2016.08.23.01.04.06 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 23 Aug 2016 01:04:06 -0700 (PDT) Message-ID: <1471939443.3696.2.camel@linux.intel.com> Subject: Re: [PATCH] io-mapping.h: s/PAGE_KERNEL_IO/PAGE_KERNEL/ From: Joonas Lahtinen Date: Tue, 23 Aug 2016 11:04:03 +0300 In-Reply-To: <20160823072253.26977-1-chris@chris-wilson.co.uk> References: <20160823072253.26977-1-chris@chris-wilson.co.uk> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: owner-linux-mm@kvack.org List-ID: To: Chris Wilson , intel-gfx@lists.freedesktop.org Cc: Daniel Vetter , linux-mm@kvack.org On ti, 2016-08-23 at 08:22 +0100, Chris Wilson wrote: > PAGE_KERNEL_IO is an x86-ism. Though it is used to define the pgprot_t > used for the iomapped region, it itself is just PAGE_KERNEL. On all > other arches, PAGE_KERNEL_IO is undefined so in a general header we must > refrain from using it. > There is; #define __PAGE_KERNEL_IOA A A A A A A A A A A (__PAGE_KERNEL) So no functional change, but will compile on all archs. Reviewed-by: Joonas Lahtinen Regards, Joonas -- Joonas Lahtinen Open Source Technology Center Intel Corporation -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org