From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966628Ab0B0ABU (ORCPT ); Fri, 26 Feb 2010 19:01:20 -0500 Received: from smtp-out.google.com ([216.239.33.17]:29521 "EHLO smtp-out.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966604Ab0B0ABT (ORCPT ); Fri, 26 Feb 2010 19:01:19 -0500 DomainKey-Signature: a=rsa-sha1; s=beta; d=google.com; c=nofws; q=dns; h=date:from:x-x-sender:to:cc:subject:in-reply-to:message-id: references:user-agent:mime-version:content-type:x-system-of-record; b=jHSWCDzDXrL7rwOHeuP3z22uBDds6EgQ6Y0Ks/lA144FPHL4oIN+UjwZz3qK+zpUY jzs6lVrhNAOLDbRGehrnA== Date: Fri, 26 Feb 2010 16:01:08 -0800 (PST) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Christoph Lameter cc: Andi Kleen , Pekka Enberg , Nick Piggin , linux-kernel@vger.kernel.org, linux-mm@kvack.org, haicheng.li@intel.com, KAMEZAWA Hiroyuki Subject: Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap In-Reply-To: Message-ID: References: <20100215105253.GE21783@one.firstfloor.org> <20100215110135.GN5723@laptop> <20100220090154.GB11287@basil.fritz.box> <4B862623.5090608@cs.helsinki.fi> <20100226114136.GA16335@basil.fritz.box> <20100226155755.GE16335@basil.fritz.box> User-Agent: Alpine 2.00 (DEB 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-System-Of-Record: true Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 26 Feb 2010, Christoph Lameter wrote: > > 1) numa memory hotadd never worked > > Well Kamesan indicated that this worked if a cpu became online. > That may be true, but it doesn't address hotpluggable ACPI_SRAT_MEM_HOT_PLUGGABLE entries for CONFIG_MEMORY_HOTPLUG_SPARSE where no cpus are being onlined or writing to /sys/devices/system/memory/probe for CONFIG_ARCH_MEMORY_PROBE. > > 2) the rest just bitrotted because nobody tested it. > > Yep. David: Can you revise the relevant portions of the patchset and > repost it? > Ok. From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail202.messagelabs.com (mail202.messagelabs.com [216.82.254.227]) by kanga.kvack.org (Postfix) with ESMTP id 62F136B0047 for ; Fri, 26 Feb 2010 19:01:18 -0500 (EST) Received: from wpaz37.hot.corp.google.com (wpaz37.hot.corp.google.com [172.24.198.101]) by smtp-out.google.com with ESMTP id o1R01E8T012378 for ; Fri, 26 Feb 2010 16:01:14 -0800 Received: from pvc21 (pvc21.prod.google.com [10.241.209.149]) by wpaz37.hot.corp.google.com with ESMTP id o1R01DUQ005966 for ; Fri, 26 Feb 2010 16:01:13 -0800 Received: by pvc21 with SMTP id 21so192295pvc.19 for ; Fri, 26 Feb 2010 16:01:13 -0800 (PST) Date: Fri, 26 Feb 2010 16:01:08 -0800 (PST) From: David Rientjes Subject: Re: [PATCH] [4/4] SLAB: Fix node add timer race in cache_reap In-Reply-To: Message-ID: References: <20100215105253.GE21783@one.firstfloor.org> <20100215110135.GN5723@laptop> <20100220090154.GB11287@basil.fritz.box> <4B862623.5090608@cs.helsinki.fi> <20100226114136.GA16335@basil.fritz.box> <20100226155755.GE16335@basil.fritz.box> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Christoph Lameter Cc: Andi Kleen , Pekka Enberg , Nick Piggin , linux-kernel@vger.kernel.org, linux-mm@kvack.org, haicheng.li@intel.com, KAMEZAWA Hiroyuki List-ID: On Fri, 26 Feb 2010, Christoph Lameter wrote: > > 1) numa memory hotadd never worked > > Well Kamesan indicated that this worked if a cpu became online. > That may be true, but it doesn't address hotpluggable ACPI_SRAT_MEM_HOT_PLUGGABLE entries for CONFIG_MEMORY_HOTPLUG_SPARSE where no cpus are being onlined or writing to /sys/devices/system/memory/probe for CONFIG_ARCH_MEMORY_PROBE. > > 2) the rest just bitrotted because nobody tested it. > > Yep. David: Can you revise the relevant portions of the patchset and > repost it? > Ok. -- 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