Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762410AbXEKRH2 (ORCPT ); Fri, 11 May 2007 13:07:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1759079AbXEKRHV (ORCPT ); Fri, 11 May 2007 13:07:21 -0400 Received: from netops-testserver-3-out.sgi.com ([192.48.171.28]:55314 "EHLO relay.sgi.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1757977AbXEKRHT (ORCPT ); Fri, 11 May 2007 13:07:19 -0400 Date: Fri, 11 May 2007 10:07:17 -0700 (PDT) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Andrew Morton cc: 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: <20070511093108.495feb70.akpm@linux-foundation.org> Message-ID: References: <20070511131541.992688403@chello.nl> <20070511132321.895740140@chello.nl> <20070511093108.495feb70.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: 390 Lines: 11 On Fri, 11 May 2007, Andrew Morton wrote: > yipes. percpu_counter_sum() is expensive. Capable of triggering NMI watchdog on 4096+ processors? - 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/