From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e37.co.us.ibm.com (e37.co.us.ibm.com [32.97.110.158]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client CN "e37.co.us.ibm.com", Issuer "GeoTrust SSL CA" (not verified)) by ozlabs.org (Postfix) with ESMTPS id BEF222C009C for ; Sat, 15 Jun 2013 12:51:46 +1000 (EST) Received: from /spool/local by e37.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Fri, 14 Jun 2013 20:51:43 -0600 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by d03dlp02.boulder.ibm.com (Postfix) with ESMTP id 28A533E40030 for ; Fri, 14 Jun 2013 20:51:22 -0600 (MDT) Received: from d03av06.boulder.ibm.com (d03av06.boulder.ibm.com [9.17.195.245]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id r5F2pejv380230 for ; Fri, 14 Jun 2013 20:51:40 -0600 Received: from d03av06.boulder.ibm.com (loopback [127.0.0.1]) by d03av06.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id r5F2s3d7005625 for ; Fri, 14 Jun 2013 20:54:04 -0600 Date: Fri, 14 Jun 2013 19:51:39 -0700 From: "Paul E. McKenney" To: Steven Rostedt Subject: Re: Regression in RCU subsystem in latest mainline kernel Message-ID: <20130615025139.GU5146@linux.vnet.ibm.com> References: <1626500.7WAVXjfS9F@pcimr> <20130614122800.GL5146@linux.vnet.ibm.com> <1645938.As0LR1yeVd@pcimr> <1371243967.9844.338.camel@gandalf.local.home> <1371261741.21896.20.camel@pasglop> <1371262654.9844.340.camel@gandalf.local.home> <1371262867.21896.27.camel@pasglop> <1371263472.9844.341.camel@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: <1371263472.9844.341.camel@gandalf.local.home> Cc: linuxppc-dev , Rojhalat Ibrahim , linux-kernel@vger.kernel.org Reply-To: paulmck@linux.vnet.ibm.com List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Fri, Jun 14, 2013 at 10:31:12PM -0400, Steven Rostedt wrote: > On Sat, 2013-06-15 at 12:21 +1000, Benjamin Herrenschmidt wrote: > > On Fri, 2013-06-14 at 22:17 -0400, Steven Rostedt wrote: > > > On Sat, 2013-06-15 at 12:02 +1000, Benjamin Herrenschmidt wrote: > > > > On Fri, 2013-06-14 at 17:06 -0400, Steven Rostedt wrote: > > > > > I was pretty much able to reproduce this on my PA Semi PPC box. Funny > > > > > thing is, when I type on the console, it makes progress. Anyway, it > > > > > seems that powerpc has an issue with irq_work(). I'll try to get some > > > > > time either tonight or next week to figure it out. > > > > > > > > Does this help ? > > > > > > It did for me. Rojhalat, did this fix your issue too? > > > > Ok, adding that to what I'm about to send to Linus. > > Feel free to add: Tested-by: Steven Rostedt Thank you both!!! Thanx, Paul