From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750994AbdFSOlg (ORCPT ); Mon, 19 Jun 2017 10:41:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:47102 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750733AbdFSOle (ORCPT ); Mon, 19 Jun 2017 10:41:34 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4935523986 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=goodmis.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=rostedt@goodmis.org Date: Mon, 19 Jun 2017 10:41:31 -0400 From: Steven Rostedt To: Sebastian Andrzej Siewior Cc: Mike Galbraith , Thomas Gleixner , LKML , linux-rt-users Subject: Re: [ANNOUNCE] v4.11.5-rt1 Message-ID: <20170619104131.05fdc76f@gandalf.local.home> In-Reply-To: <20170619141341.m243ivutmwlzyhc4@linutronix.de> References: <20170616105610.rbc6itylcrsla56l@linutronix.de> <1497687277.6908.31.camel@gmx.de> <20170619085206.n2n22lpdfsoqbp5m@linutronix.de> <1497867291.19618.52.camel@gmx.de> <20170619100838.343faaee@gandalf.local.home> <20170619141341.m243ivutmwlzyhc4@linutronix.de> X-Mailer: Claws Mail 3.14.0 (GTK+ 2.24.31; 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 On Mon, 19 Jun 2017 16:13:41 +0200 Sebastian Andrzej Siewior wrote: > > Hmm, it shouldn't affect futexes, as it's only called by rtmutex when > > waiter->savestate is true. And that should always be false for futex. > > you still have sleeping locks like the hb-lock (which might matter in > case the task blocks on the lock and does not continue for some reason). But then I'd expect this to be an issue with any spinlock in the kernel. -- Steve