From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761959Ab2COOBN (ORCPT ); Thu, 15 Mar 2012 10:01:13 -0400 Received: from merlin.infradead.org ([205.233.59.134]:45825 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759313Ab2COOBG convert rfc822-to-8bit (ORCPT ); Thu, 15 Mar 2012 10:01:06 -0400 Message-ID: <1331820051.18960.187.camel@twins> Subject: Re: [PATCH] watchdog: Make sure the watchdog thread gets CPU on loaded system From: Peter Zijlstra To: Ingo Molnar Cc: Mandeep Singh Baines , Andrew Morton , Don Zickus , LKML , Michal Hocko Date: Thu, 15 Mar 2012 15:00:51 +0100 In-Reply-To: <20120315124228.GA5318@elte.hu> References: <1331757525-5755-1-git-send-email-dzickus@redhat.com> <20120314161906.e53359d3.akpm@linux-foundation.org> <20120315014511.GT27051@google.com> <1331809239.18960.168.camel@twins> <1331809597.18960.171.camel@twins> <20120315124228.GA5318@elte.hu> Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Mailer: Evolution 3.2.2- Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 2012-03-15 at 13:42 +0100, Ingo Molnar wrote: > So unless there's concensus to remove everything but the hard > lockup detection facilities, lets solve the technical problem at > hand, ok? Well, at least make it possible to disable the silly soft thing. And I really wouldn't know how the soft thing could possible help, except when not actually having a NMI watchdog. What case does it trigger where the NMI one doesn't?