Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763410AbXEPXlS (ORCPT ); Wed, 16 May 2007 19:41:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757812AbXEPXlA (ORCPT ); Wed, 16 May 2007 19:41:00 -0400 Received: from netops-testserver-4-out.sgi.com ([192.48.171.29]:53540 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757511AbXEPXlA (ORCPT ); Wed, 16 May 2007 19:41:00 -0400 Date: Wed, 16 May 2007 16:40:59 -0700 (PDT) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Andrew Morton cc: Andi Kleen , Peter Zijlstra , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Oleg Nesterov , Ingo Molnar , Thomas Gleixner , Nick Piggin Subject: Re: [PATCH 1/2] scalable rw_mutex In-Reply-To: <20070516162829.23f9b1c4.akpm@linux-foundation.org> Message-ID: References: <20070511131541.992688403@chello.nl> <20070511132321.895740140@chello.nl> <20070511093108.495feb70.akpm@linux-foundation.org> <20070511110522.ed459635.akpm@linux-foundation.org> <20070512110624.9ac3aa44.akpm@linux-foundation.org> <20070516162829.23f9b1c4.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 451 Lines: 11 On Wed, 16 May 2007, Andrew Morton wrote: > (I hope. Might have race windows in which the percpu_counter_sum() count is > inaccurate?) The question is how do these race windows affect the locking scheme? - 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/