From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Paul E. McKenney" Subject: Re: RCU splat on boot from an idle CPU Date: Thu, 3 Sep 2015 14:39:40 -0700 Message-ID: <20150903213940.GN4029@linux.vnet.ibm.com> References: <20150902153823.749a9f73@gandalf.local.home> <20150902230729.GZ4029@linux.vnet.ibm.com> <20150903125345.6343e76b@gandalf.local.home> Reply-To: paulmck@linux.vnet.ibm.com Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: Philipp Schrader , Thomas Gleixner , linux-rt-users@vger.kernel.org To: Steven Rostedt Return-path: Received: from e35.co.us.ibm.com ([32.97.110.153]:42432 "EHLO e35.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756741AbbICVjp (ORCPT ); Thu, 3 Sep 2015 17:39:45 -0400 Received: from /spool/local by e35.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 3 Sep 2015 15:39:44 -0600 Received: from b03cxnp08027.gho.boulder.ibm.com (b03cxnp08027.gho.boulder.ibm.com [9.17.130.19]) by d03dlp02.boulder.ibm.com (Postfix) with ESMTP id D17753E4003B for ; Thu, 3 Sep 2015 15:39:42 -0600 (MDT) Received: from d03av04.boulder.ibm.com (d03av04.boulder.ibm.com [9.17.195.170]) by b03cxnp08027.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id t83LdgYo40697942 for ; Thu, 3 Sep 2015 14:39:42 -0700 Received: from d03av04.boulder.ibm.com (loopback [127.0.0.1]) by d03av04.boulder.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id t83Ldfxg028583 for ; Thu, 3 Sep 2015 15:39:42 -0600 Content-Disposition: inline In-Reply-To: <20150903125345.6343e76b@gandalf.local.home> Sender: linux-rt-users-owner@vger.kernel.org List-ID: On Thu, Sep 03, 2015 at 12:53:45PM -0400, Steven Rostedt wrote: > On Wed, 2 Sep 2015 16:07:29 -0700 > "Paul E. McKenney" wrote: > > > > > Does that look reasonable? > > > Or could this cause a problem down the road? > > > > Looks good to me! > > If it looks good to Paul, it looks good to me :-) > > > > > > Still reading up on RCUs and how they work. > > > > Me too. ;-) > > Who are you reading up on RCUs from? Splats, oopses, and hangs when I try modifying it. And bug reports from people using it. ;-) Thanx, Paul