From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail172.messagelabs.com (mail172.messagelabs.com [216.82.254.3]) by kanga.kvack.org (Postfix) with SMTP id 607056B0047 for ; Thu, 25 Feb 2010 13:34:13 -0500 (EST) Date: Thu, 25 Feb 2010 12:30:26 -0600 (CST) From: Christoph Lameter Subject: Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap In-Reply-To: Message-ID: References: <20100211953.850854588@firstfloor.org> <20100211205404.085FEB1978@basil.firstfloor.org> <20100215061535.GI5723@laptop> <20100215103250.GD21783@one.firstfloor.org> <20100215104135.GM5723@laptop> <20100215105253.GE21783@one.firstfloor.org> <20100215110135.GN5723@laptop> <20100220090154.GB11287@basil.fritz.box> <4B862623.5090608@cs.helsinki.fi> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: David Rientjes Cc: Pekka Enberg , Andi Kleen , Nick Piggin , linux-kernel@vger.kernel.org, linux-mm@kvack.org, haicheng.li@intel.com, KAMEZAWA Hiroyuki List-ID: On Thu, 25 Feb 2010, David Rientjes wrote: > I don't see how memory hotadd with a new node being onlined could have > worked fine before since slab lacked any memory hotplug notifier until > Andi just added it. AFAICR The cpu notifier took on that role in the past. If what you say is true then memory hotplug has never worked before. Kamesan? -- 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