Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753588AbbLNT45 (ORCPT ); Mon, 14 Dec 2015 14:56:57 -0500 Received: from www.linutronix.de ([62.245.132.108]:36574 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751317AbbLNT44 (ORCPT ); Mon, 14 Dec 2015 14:56:56 -0500 Date: Mon, 14 Dec 2015 20:56:07 +0100 (CET) From: Thomas Gleixner To: Dave Hansen cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org, dave.hansen@linux.intel.com Subject: Re: [PATCH 16/32] x86, mm: simplify get_user_pages() PTE bit handling In-Reply-To: <20151214190610.FBAB486D@viggo.jf.intel.com> Message-ID: References: <20151214190542.39C4886D@viggo.jf.intel.com> <20151214190610.FBAB486D@viggo.jf.intel.com> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001,URIBL_BLOCKED=0.001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 698 Lines: 16 On Mon, 14 Dec 2015, Dave Hansen wrote: > The current get_user_pages() code is a wee bit more complicated > than it needs to be for pte bit checking. Currently, it establishes > a mask of required pte _PAGE_* bits and ensures that the pte it > goes after has all those bits. > > This consolidates the three identical copies of this code. > > Signed-off-by: Dave Hansen Reviewed-by: Thomas Gleixner -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/