Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030339AbWCUL7R (ORCPT ); Tue, 21 Mar 2006 06:59:17 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1030369AbWCUL7R (ORCPT ); Tue, 21 Mar 2006 06:59:17 -0500 Received: from mail05.syd.optusnet.com.au ([211.29.132.186]:44204 "EHLO mail05.syd.optusnet.com.au") by vger.kernel.org with ESMTP id S1030339AbWCUL7Q (ORCPT ); Tue, 21 Mar 2006 06:59:16 -0500 From: Con Kolivas To: Andreas Mohr Subject: Re: gettimeofday order of magnitude slower with pmtimer, which is default Date: Tue, 21 Mar 2006 22:58:45 +1100 User-Agent: KMail/1.9.1 Cc: OGAWA Hirofumi , bert hubert , linux-kernel@vger.kernel.org, george@mvista.com References: <20060320122449.GA29718@outpost.ds9a.nl> <200603211409.50331.kernel@kolivas.org> <20060321085352.GA17642@rhlx01.fht-esslingen.de> In-Reply-To: <20060321085352.GA17642@rhlx01.fht-esslingen.de> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200603212258.46265.kernel@kolivas.org> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 560 Lines: 22 On Tuesday 21 March 2006 19:53, Andreas Mohr wrote: > (and the fact that invoking a function pointer should be similarly > expensive to a conditional) I don't think it's useful. Is *blah(); as expensive as if (conditional) blah(); I don't know the answer. I just know cmp is expensive. Comments? Cheers, Con - 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/