Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263140AbVBCW3B (ORCPT ); Thu, 3 Feb 2005 17:29:01 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261602AbVBCW3A (ORCPT ); Thu, 3 Feb 2005 17:29:00 -0500 Received: from mx2.elte.hu ([157.181.151.9]:38620 "EHLO mx2.elte.hu") by vger.kernel.org with ESMTP id S262645AbVBCW1M (ORCPT ); Thu, 3 Feb 2005 17:27:12 -0500 Date: Thu, 3 Feb 2005 23:26:56 +0100 From: Ingo Molnar To: Paul Davis Cc: Con Kolivas , "Bill Huey (hui)" , "Jack O'Quin" , Nick Piggin , linux , rlrevell@joe-job.com, CK Kernel , utz , Andrew Morton , alexn@dsv.su.se, Rui Nuno Capela , Chris Wright , Arjan van de Ven Subject: Re: [patch, 2.6.11-rc2] sched: RLIMIT_RT_CPU_RATIO feature Message-ID: <20050203222656.GA30573@elte.hu> References: <20050203215927.GA28634@elte.hu> <200502032224.j13MOExF013592@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200502032224.j13MOExF013592@localhost.localdomain> User-Agent: Mutt/1.4.1i X-ELTE-SpamVersion: MailScanner 4.31.6-itk1 (ELTE 1.2) SpamAssassin 2.63 ClamAV 0.73 X-ELTE-VirusStatus: clean X-ELTE-SpamCheck: no X-ELTE-SpamCheck-Details: score=-4.9, required 5.9, autolearn=not spam, BAYES_00 -4.90 X-ELTE-SpamLevel: X-ELTE-SpamScore: -4 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 779 Lines: 22 * Paul Davis wrote: > >having this API on 2.4 kernels. But it would have one big advantage: it > >would be evidently and trivially RT-safe :-) > > no small advantage. > > it has another big advantage from the user space perspective: no other > information is required apart from . no state needs to be > maintained by the system that uses this. thats a huge win over the > baroque collection of FIFOs (or futexes) that we have to look after > now. ok, i'll whip up something after 2.6.11. 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/