Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755573Ab1ELJFl (ORCPT ); Thu, 12 May 2011 05:05:41 -0400 Received: from mail-bw0-f46.google.com ([209.85.214.46]:52801 "EHLO mail-bw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752174Ab1ELJFk (ORCPT ); Thu, 12 May 2011 05:05:40 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=aKY59aFH4w405EO5D2yu1jI44tbCxsyMZWZYuerPbRiG4AXkaWYncFEInp/LaOcztz 3oMirF2LhH0QmqmDM55d3aviiBugxZ8w64fTZFHF8F23leIixG1TF0eNo7akmB61Ltvb 8YD7ji7Zkkf4y8ccv5lDzT9JTKMUvfc7g2eWg= Date: Thu, 12 May 2011 11:05:34 +0200 From: Tejun Heo To: Eric Dumazet Cc: Shaohua Li , "linux-kernel@vger.kernel.org" , "akpm@linux-foundation.org" , "cl@linux.com" , "npiggin@kernel.dk" Subject: Re: [patch v2 0/5] percpu_counter: bug fix and enhancement Message-ID: <20110512090534.GE1030@htj.dyndns.org> References: <20110511081012.903869567@sli10-conroe.sh.intel.com> <20110511092848.GE1661@htj.dyndns.org> <1305168493.2373.15.camel@sli10-conroe> <20110512082159.GB1030@htj.dyndns.org> <1305190520.2373.18.camel@sli10-conroe> <20110512085922.GD1030@htj.dyndns.org> <1305190936.3795.1.camel@edumazet-laptop> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1305190936.3795.1.camel@edumazet-laptop> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 945 Lines: 27 Hello, On Thu, May 12, 2011 at 11:02:15AM +0200, Eric Dumazet wrote: > > I don't think @maxfuzzy is necessary there. I wrote this before but > > why can't we track the actual deviation instead of the number of > > deviation events? > > Thats roughly same thing (BATCH multiplicator factor apart) > > Most percpu_counter users for a given percpu_counter object use a given > BATCH, dont they ? Well, @maxfuzzy is much harder than @batch. It's way less intuitive. Although I haven't really thought about it that much, I think it might be possible to eliminate it. Maybe I'm confused. I'll take another look later but if someone can think of something, please jump right in. Thanks. -- tejun -- 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/