From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail191.messagelabs.com (mail191.messagelabs.com [216.82.242.19]) by kanga.kvack.org (Postfix) with ESMTP id B32876B004D for ; Mon, 21 Sep 2009 19:56:14 -0400 (EDT) Subject: Re: [PATCH 1/3] slqb: Do not use DEFINE_PER_CPU for per-node data From: Benjamin Herrenschmidt In-Reply-To: <20090921135733.GP12726@csn.ul.ie> References: <1253302451-27740-1-git-send-email-mel@csn.ul.ie> <1253302451-27740-2-git-send-email-mel@csn.ul.ie> <84144f020909200145w74037ab9vb66dae65d3b8a048@mail.gmail.com> <4AB5FD4D.3070005@kernel.org> <4AB5FFF8.7000602@cs.helsinki.fi> <4AB6508C.4070602@kernel.org> <4AB739A6.5060807@in.ibm.com> <20090921084248.GC12726@csn.ul.ie> <20090921130440.GN12726@csn.ul.ie> <4AB78385.6020900@kernel.org> <20090921135733.GP12726@csn.ul.ie> Content-Type: text/plain Date: Tue, 22 Sep 2009 09:54:21 +1000 Message-Id: <1253577261.7103.169.camel@pasglop> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Mel Gorman Cc: Tejun Heo , Sachin Sant , Pekka Enberg , Nick Piggin , Christoph Lameter , heiko.carstens@de.ibm.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Andrew Morton List-ID: On Mon, 2009-09-21 at 14:57 +0100, Mel Gorman wrote: > Sachin should be enjoying his holiday and I'm hogging his machine at > the > moment. However, I can report that with this patch applied as well as > the > remote-free patch that the machine locks up after a random amount of > time > has passed and doesn't respond to sysrq. Setting > CONFIG_RCU_CPU_STALL_DETECTOR=y didn't help throw up an error. Will > enable a few other debug options related to stall detection and see > does > it pop out. You can also throw it into xmon (provided you have it enabled) using the "dump restart" command from the HMC. This does the equivalent of an NMI. Cheers, Ben. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org