Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936739AbZLQUOu (ORCPT ); Thu, 17 Dec 2009 15:14:50 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S935856AbZLQUOr (ORCPT ); Thu, 17 Dec 2009 15:14:47 -0500 Received: from casper.infradead.org ([85.118.1.10]:58529 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935849AbZLQUOr (ORCPT ); Thu, 17 Dec 2009 15:14:47 -0500 Subject: Re: [mm][RFC][PATCH 0/11] mm accessor updates. From: Peter Zijlstra To: Christoph Lameter Cc: Andi Kleen , "Paul E. McKenney" , KAMEZAWA Hiroyuki , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , "akpm@linux-foundation.org" , "mingo@elte.hu" , minchan.kim@gmail.com In-Reply-To: References: <20091216191312.f4655dac.kamezawa.hiroyu@jp.fujitsu.com> <20091216102806.GC15031@basil.fritz.box> <20091216193109.778b881b.kamezawa.hiroyu@jp.fujitsu.com> <1261004224.21028.500.camel@laptop> <20091217084046.GA9804@basil.fritz.box> <1261039534.27920.67.camel@laptop> <20091217085430.GG9804@basil.fritz.box> <20091217144551.GA6819@linux.vnet.ibm.com> <20091217175338.GL9804@basil.fritz.box> <20091217190804.GB6788@linux.vnet.ibm.com> <20091217195530.GM9804@basil.fritz.box> Content-Type: text/plain; charset="UTF-8" Date: Thu, 17 Dec 2009 21:14:15 +0100 Message-ID: <1261080855.27920.807.camel@laptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 640 Lines: 16 On Thu, 2009-12-17 at 13:56 -0600, Christoph Lameter wrote: > On Thu, 17 Dec 2009, Andi Kleen wrote: > > > mmap_sem is a nasty lock, handlings lots of different things. > > That is why I think that the accessors are a good first step. They're not, they're daft, they operate on a global resource mm_struct, that's the whole problem, giving it a different name isn't going to solve anything. -- 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/