From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752588AbbJUA4R (ORCPT ); Tue, 20 Oct 2015 20:56:17 -0400 Received: from cdptpa-outbound-snat.email.rr.com ([107.14.166.225]:61655 "EHLO cdptpa-oedge-vip.email.rr.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751658AbbJUA4Q (ORCPT ); Tue, 20 Oct 2015 20:56:16 -0400 Date: Tue, 20 Oct 2015 20:56:10 -0400 From: Steven Rostedt To: Chris Metcalf Cc: Gilad Ben Yossef , Ingo Molnar , Peter Zijlstra , Andrew Morton , "Rik van Riel" , Tejun Heo , Frederic Weisbecker , Thomas Gleixner , "Paul E. McKenney" , Christoph Lameter , Viresh Kumar , Catalin Marinas , Will Deacon , Andy Lutomirski , , , Subject: Re: [PATCH v8 06/14] task_isolation: provide strict mode configurable signal Message-ID: <20151020205610.51b3d742@grimm.local.home> In-Reply-To: <1445373372-6567-7-git-send-email-cmetcalf@ezchip.com> References: <1445373372-6567-1-git-send-email-cmetcalf@ezchip.com> <1445373372-6567-7-git-send-email-cmetcalf@ezchip.com> X-Mailer: Claws Mail 3.12.0 (GTK+ 2.24.28; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-RR-Connecting-IP: 107.14.168.142:25 X-Cloudmark-Score: 0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 20 Oct 2015 16:36:04 -0400 Chris Metcalf wrote: > Allow userspace to override the default SIGKILL delivered > when a task_isolation process in STRICT mode does a syscall > or otherwise synchronously enters the kernel. > Is this really a good idea? This means that there's no way to terminate a task in this mode, even if it goes astray. -- Steve