Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932868AbcKGQzk (ORCPT ); Mon, 7 Nov 2016 11:55:40 -0500 Received: from resqmta-po-12v.sys.comcast.net ([96.114.154.171]:54786 "EHLO resqmta-po-12v.sys.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932671AbcKGQzi (ORCPT ); Mon, 7 Nov 2016 11:55:38 -0500 Date: Mon, 7 Nov 2016 10:55:38 -0600 (CST) From: Christoph Lameter X-X-Sender: cl@east.gentwo.org To: Daniel Bristot de Oliveira cc: Ingo Molnar , Peter Zijlstra , Steven Rostedt , linux-rt-users , LKML Subject: Re: [PATCH] sched/rt: RT_RUNTIME_GREED sched feature In-Reply-To: Message-ID: References: Content-Type: text/plain; charset=US-ASCII X-CMAE-Envelope: MS4wfK69eQr+JR0G91voWfFE7SGSIEw36SdAn3CqI0Uj0KHpb6ffT/Q/I+gHcFozNESomnc1BVA2/O+JWGl3pLq6BCH4GF/G+V+V+jpViN7mDqLXekDUmlEL WvR/MTPBbcyiAVPLWwfsPFe9R+GuZOM7MroQ5BqLLtWLaY7YCcSBJ5vISprsf8tIe2ej8no7SfFAfPjc25EEQyWtuD4796Vv9LtRAJlReAVWuDoOQgBCUy/x G7seoJ4Ber4MHFArUhZgVv/jfFwBZ0UMj78ZGmxuOdPpDtQ/eTM5mMs05e1zXCMNgd11/coqJzFS0ZT2cchpVr5IOsK6ns8f66arAFFo6Rg= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 358 Lines: 8 On Mon, 7 Nov 2016, Daniel Bristot de Oliveira wrote: > With these two options set, the user will guarantee some runtime > for non-rt-tasks on all CPUs, while keeping real-time tasks running > as much as possible. Excellent this would improve the situation with deadlocks as a result of cgroup_locks not being released due to lack of workqueue processing.