From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S267589AbUHEIXG (ORCPT ); Thu, 5 Aug 2004 04:23:06 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S267593AbUHEIXG (ORCPT ); Thu, 5 Aug 2004 04:23:06 -0400 Received: from mx1.redhat.com ([66.187.233.31]:17619 "EHLO mx1.redhat.com") by vger.kernel.org with ESMTP id S267589AbUHEIXD (ORCPT ); Thu, 5 Aug 2004 04:23:03 -0400 Message-ID: <4111EE31.1090105@redhat.com> Date: Thu, 05 Aug 2004 01:22:09 -0700 From: Ulrich Drepper Organization: Red Hat, Inc. User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8a3) Gecko/20040804 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Andrew Morton CC: inaky.perez-gonzalez@intel.com, linux-kernel@vger.kernel.org, robustmutexes@lists.osdl.org, rusty@rustcorp.com.au, mingo@elte.hu, jamie@shareable.org Subject: Re: [RFC/PATCH] FUSYN Realtime & robust mutexes for Linux, v2.3.1 References: <20040804232123.3906dab6.akpm@osdl.org> <4111DC8C.7050504@redhat.com> <20040805001737.78afb0d6.akpm@osdl.org> <4111E3B5.1070608@redhat.com> <20040805004023.65463e88.akpm@osdl.org> In-Reply-To: <20040805004023.65463e88.akpm@osdl.org> X-Enigmail-Version: 0.85.0.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Andrew Morton wrote: > But doesn't the current futex code continue to work unchanged? If the patches don't touch the existing futex code there is no risk of breaking anything. Futexes and these new objects have nothing to do with each other. > I was referring to "scheduling-policy based unlock/wakeup", actually. We don't have anything like this for futexes. It's not impossible to do, we just didn't do it because it was of not much interest to us at that time. -- ➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖