From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757486Ab0JRRNK (ORCPT ); Mon, 18 Oct 2010 13:13:10 -0400 Received: from smtp106.prem.mail.ac4.yahoo.com ([76.13.13.45]:20989 "HELO smtp106.prem.mail.ac4.yahoo.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1757445Ab0JRRNI (ORCPT ); Mon, 18 Oct 2010 13:13:08 -0400 X-Yahoo-SMTP: _Dag8S.swBC1p4FJKLCXbs8NQzyse1SYSgnAbY0- X-YMail-OSG: wpqy52oVM1nATBOsKxpPFJrGtyuNWCKS.9Rdu0BvXDUp70O hdnw- X-Yahoo-Newman-Property: ymail-3 Date: Mon, 18 Oct 2010 11:12:31 -0500 (CDT) From: Christoph Lameter X-X-Sender: cl@router.home To: Eric Dumazet cc: Andrew Morton , Nick Piggin , Dave Chinner , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] percpu_counter : add percpu_counter_add_fast() In-Reply-To: <1287416380.2409.13.camel@edumazet-laptop> Message-ID: References: <1285762729-17928-1-git-send-email-david@fromorbit.com> <1285762729-17928-17-git-send-email-david@fromorbit.com> <20100929215322.ff635d3e.akpm@linux-foundation.org> <20100930061039.GX5665@dastard> <20101016075510.GH19147@amd> <1287217748.2799.68.camel@edumazet-laptop> <20101016020744.366bd9c6.akpm@linux-foundation.org> <1287221475.2799.123.camel@edumazet-laptop> <1287238754.2799.376.camel@edumazet-laptop> <1287416380.2409.13.camel@edumazet-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 On Mon, 18 Oct 2010, Eric Dumazet wrote: > Nope, on UP, we dont use a per_cpu field, just a "s64 count". > > struct percpu_counter { > s64 count; > }; Ok that is percpu counter specific then.