Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755123AbbDGN60 (ORCPT ); Tue, 7 Apr 2015 09:58:26 -0400 Received: from smtprelay0076.hostedemail.com ([216.40.44.76]:33693 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755091AbbDGN6X (ORCPT ); Tue, 7 Apr 2015 09:58:23 -0400 X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Spam-Summary: 2,0,0,,d41d8cd98f00b204,rostedt@goodmis.org,:::::::::::::,RULES_HIT:41:355:379:541:599:800:960:973:988:989:1260:1277:1311:1313:1314:1345:1359:1437:1515:1516:1518:1534:1537:1567:1593:1594:1711:1714:1730:1747:1777:1792:2393:2553:2559:2562:2904:3138:3139:3140:3141:3142:3622:3865:3867:3870:3871:3872:5007:6261:7875:10004:10400:10848:10967:11232:11658:11914:12517:12519:12740:13069:13255:13311:13357:21080,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0 X-HE-Tag: hot77_ec6302a43915 X-Filterd-Recvd-Size: 1791 Date: Tue, 7 Apr 2015 09:58:20 -0400 From: Steven Rostedt To: Peter Zijlstra Cc: Mike Galbraith , Thomas Gleixner , Thavatchai Makphaibulchoke , LKML , mingo@redhat.com, linux-rt-users Subject: Re: [PATCH v2 1/2] rtmutex Real-Time Linux: Fixing kernel BUG at kernel/locking/rtmutex.c:997! Message-ID: <20150407095820.5730d85b@gandalf.local.home> In-Reply-To: <20150407125416.GO21418@twins.programming.kicks-ass.net> References: <1424395866-81589-1-git-send-email-tmac@hp.com> <1428369962-74723-1-git-send-email-tmac@hp.com> <1428369962-74723-2-git-send-email-tmac@hp.com> <1428407236.3152.81.camel@gmail.com> <20150407120403.GN21418@twins.programming.kicks-ass.net> <20150407084154.74c01a6c@gandalf.local.home> <20150407125416.GO21418@twins.programming.kicks-ass.net> X-Mailer: Claws Mail 3.11.1 (GTK+ 2.24.25; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 629 Lines: 18 On Tue, 7 Apr 2015 14:54:16 +0200 Peter Zijlstra wrote: > On Tue, Apr 07, 2015 at 08:41:54AM -0400, Steven Rostedt wrote: > > Ideally, we don't want to take mutexes in hard interrupt context. > > Nothing ideal about it. Hard requirement, anything else is plain > insanity. Um, we're talking about the -rt folks. Everything we do is plain insanity. -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/