Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753841Ab0HZOQ2 (ORCPT ); Thu, 26 Aug 2010 10:16:28 -0400 Received: from smtp102.prem.mail.ac4.yahoo.com ([76.13.13.41]:47611 "HELO smtp102.prem.mail.ac4.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1753534Ab0HZOQZ (ORCPT ); Thu, 26 Aug 2010 10:16:25 -0400 X-Yahoo-SMTP: _Dag8S.swBC1p4FJKLCXbs8NQzyse1SYSgnAbY0- X-YMail-OSG: ecYiekYVM1kkUVxhm_0QloPfLCvTM39EC1LhcybP4CX5eZb gKgoy.GlGdv6UC.jUf2uN90DfeSocDSqLzrIe4UTKNaqt9iTRv9Iju184wU9 NdypK_oug6ND1C7YbQnCa9JmZpRNBriB5oJlPJPG2R_GKBWgLoyGwKpAUk5Z r0hyA2IMWRcw37Iq7o5DaWM.8t3uS3GYlRAW9UkaVqw4CWPYRZyuxLfNdp66 .PGHF57s7h6uWkTzc30BRl9upWcVv X-Yahoo-Newman-Property: ymail-3 Date: Thu, 26 Aug 2010 09:16:19 -0500 (CDT) From: Christoph Lameter X-X-Sender: cl@router.home To: David Rientjes cc: Peter Zijlstra , Dave Chinner , "Ted Ts'o" , Jens Axboe , Andrew Morton , Neil Brown , Alasdair G Kergon , Chris Mason , Steven Whitehouse , Jan Kara , Frederic Weisbecker , "linux-raid@vger.kernel.org" , "linux-btrfs@vger.kernel.org" , "cluster-devel@redhat.com" , "linux-ext4@vger.kernel.org" , "reiserfs-devel@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [patch 1/5] mm: add nofail variants of kmalloc kcalloc and kzalloc In-Reply-To: Message-ID: References: <1282656558.2605.2742.camel@laptop> <4C73CA24.3060707@fusionio.com> <20100825112433.GB4453@thunk.org> <1282736132.2605.3563.camel@laptop> <20100825115709.GD4453@thunk.org> <1282740516.2605.3644.camel@laptop> <20100825132417.GQ31488@dastard> <1282743342.2605.3707.camel@laptop> User-Agent: Alpine 2.00 (DEB 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 603 Lines: 14 On Wed, 25 Aug 2010, David Rientjes wrote: > Because we can remove the flag, remove branches from the page allocator > slowpath, and none of these allocations actually are dependent on > __GFP_NOFAIL since they are all under PAGE_ALLOC_COSTLY_ORDER. Then we can simply remove __GFP_NOFAIL? Functions are only needed for higher order allocs that can fail? -- 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/