From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754954AbYIQTOy (ORCPT ); Wed, 17 Sep 2008 15:14:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752726AbYIQTOq (ORCPT ); Wed, 17 Sep 2008 15:14:46 -0400 Received: from mx1.redhat.com ([66.187.233.31]:51920 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752489AbYIQTOq (ORCPT ); Wed, 17 Sep 2008 15:14:46 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit From: Roland McGrath To: Frank Mayhar X-Fcc: ~/Mail/linus Cc: Ingo Molnar , linux-kernel , Thomas Gleixner , Alexey Dobriyan , Andrew Morton , Oleg Nesterov Subject: Re: [PATCH 2.6.27-rc5 resubmit] Fix itimer/many thread hang. In-Reply-To: Frank Mayhar's message of Wednesday, 17 September 2008 12:03:07 -0700 <1221678187.13420.17.camel@bobble.smo.corp.google.com> References: <1221238479.30136.2.camel@bobble.smo.corp.google.com> <20080914150651.GK12522@elte.hu> <20080914150923.GB26984@elte.hu> <1221502142.19012.35.camel@bobble.smo.corp.google.com> <20080916084143.GC17287@elte.hu> <1221678187.13420.17.camel@bobble.smo.corp.google.com> X-Zippy-Says: I will invent "TIDY BOWL"... Message-Id: <20080917191333.6FA7E640A5@pipsqueak.localdomain> Date: Wed, 17 Sep 2008 12:13:33 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I had been thinking not so much about code size, but about the unnecessary indirection and allocation for the UP case. I'm happy to defer to Ingo on whether to worry about that. Thanks, Roland