Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751554AbVJSGqp (ORCPT ); Wed, 19 Oct 2005 02:46:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751552AbVJSGqp (ORCPT ); Wed, 19 Oct 2005 02:46:45 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:31623 "EHLO mx3.mail.elte.hu") by vger.kernel.org with ESMTP id S1751553AbVJSGqo (ORCPT ); Wed, 19 Oct 2005 02:46:44 -0400 Date: Wed, 19 Oct 2005 08:46:43 +0200 From: Ingo Molnar To: Roman Zippel Cc: Tim Bird , Andrew Morton , tglx@linutronix.de, george@mvista.com, linux-kernel@vger.kernel.org, johnstul@us.ibm.com, paulmck@us.ibm.com, hch@infradead.org, oleg@tv-sign.ru Subject: Re: [PATCH] ktimers subsystem 2.6.14-rc2-kt5 Message-ID: <20051019064643.GA24482@elte.hu> References: <4353F936.3090406@am.sony.com> <20051017201330.GB8590@elte.hu> <20051018084655.GA28933@elte.hu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.1i X-ELTE-SpamScore: 0.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=0.0 required=5.9 tests=AWL autolearn=disabled SpamAssassin version=3.0.3 0.0 AWL AWL: From: address is in the auto white-list X-ELTE-VirusStatus: clean Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 974 Lines: 28 * Roman Zippel wrote: > > and no, ktimers are not "optimized for process usage" (or tied to > > whatever other process notion, as i said before), they are optimized > > for: > > > > - the delivery of time related events > > > > as contrasted to the timeout-API (a'ka "timer wheel") code in > > kernel/timers.c that is optimized towards: > > > > - the fast adding/removal of timers > > > > without too much focus on robust and deterministic delivery of events. > > You forgot the main property of high resolution, which implies a > higher maintainance cost. what did i forget? I did not mention "high resolution" anywhere. And what precisely do you mean by "higher maintainance cost"? Ingo - 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/