From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261789AbVADSRJ (ORCPT ); Tue, 4 Jan 2005 13:17:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261767AbVADSRJ (ORCPT ); Tue, 4 Jan 2005 13:17:09 -0500 Received: from mustang.oldcity.dca.net ([216.158.38.3]:34461 "HELO mustang.oldcity.dca.net") by vger.kernel.org with SMTP id S261756AbVADSQz (ORCPT ); Tue, 4 Jan 2005 13:16:55 -0500 Subject: Re: [PATCH] [request for inclusion] Realtime LSM From: Lee Revell To: Christoph Hellwig Cc: linux-kernel , Andrew Morton , Ingo Molnar , "Jack O'Quin" In-Reply-To: <20050103140359.GA19976@infradead.org> References: <1104374603.9732.32.camel@krustophenia.net> <20050103140359.GA19976@infradead.org> Content-Type: text/plain Date: Tue, 04 Jan 2005 13:16:54 -0500 Message-Id: <1104862614.8255.1.camel@krustophenia.net> Mime-Version: 1.0 X-Mailer: Evolution 2.0.3 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2005-01-03 at 14:03 +0000, Christoph Hellwig wrote: > On Wed, Dec 29, 2004 at 09:43:22PM -0500, Lee Revell wrote: > > The realtime LSM has been previously explained on this list. Its > > function is to allow selected nonroot users to run RT tasks. The most > > common application is low latency audio with JACK, http://jackit.sf.net. > > > > Several people have reported that 2.6.10 is the best kernel yet for > > audio latency, see > > http://ccrma-mail.stanford.edu/pipermail/planetccrma/2004-December/007341.html. If the realtime LSM were merged, then this would be the last step to making low latency audio work well with the stock kernel. > > > > We (the authors and the Linux audio community) would like to request its > > inclusion in the next -mm release, with the eventual goal of having it > > in mainline. > > > > This is identical to the last version Jack O'Quin posted (but didn't cc: > > Andrew, or make clear that we would like this added to -mm), so I > > preserved his Signed-Off-By. > > This is far too specialized. And option to the capability LSM to grant > capabilities to certain uids/gids sounds like the better choise - and > would also allow to get rid of the magic hugetlb uid horrors. > Got a patch? Code talks, BS walks. This is working perfectly, right now, and is being used by thousands of Linux ausio users. Lee