From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754001AbbDQNM2 (ORCPT ); Fri, 17 Apr 2015 09:12:28 -0400 Received: from out4-smtp.messagingengine.com ([66.111.4.28]:39438 "EHLO out4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753252AbbDQNMZ (ORCPT ); Fri, 17 Apr 2015 09:12:25 -0400 X-Sasl-enc: 607r2oLBNoZPH7V2fklU+KaVFEzVa2uJePdbdOzNLFu1 1429276345 Date: Fri, 17 Apr 2015 15:12:23 +0200 From: Greg KH To: Ingo Molnar Cc: Preeti U Murthy , stable kernel team , peterz@infradead.org, paulmck@linux.vnet.ibm.com, hpa@zytor.com, linux-kernel@vger.kernel.org, tglx@linutronix.de, linux-tip-commits@vger.kernel.org Subject: Re: [tip:timers/urgent] timers/tick/broadcast-hrtimer: Fix suspicious RCU usage in idle loop Message-ID: <20150417131223.GA17241@kroah.com> References: <20150318104705.17763.56668.stgit@preeti.in.ibm.com> <55138184.3000801@linux.vnet.ibm.com> <20150329070447.GC18007@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150329070447.GC18007@gmail.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Mar 29, 2015 at 09:04:47AM +0200, Ingo Molnar wrote: > > * Preeti U Murthy wrote: > > > Hi, > > > > Can you please add stable@vger.kernel.org to the Cc? > > Without the patch, we get RCU warnings during bootup. > > Hence the patch is important for the stable kernels as well. > > This fix is now upstream. > > Greg, please back-port the following upstream commit to -stable: > > a127d2bcf1fb ("timers/tick/broadcast-hrtimer: Fix suspicious RCU usage in idle loop") > > this bug was introduced in v3.15 and will cleanly apply to v3.15 and > all later stable kernels. Now applied, thanks. greg k-h