From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qa0-f49.google.com (mail-qa0-f49.google.com [209.85.216.49]) by kanga.kvack.org (Postfix) with ESMTP id 98CE56B0036 for ; Thu, 6 Feb 2014 18:13:58 -0500 (EST) Received: by mail-qa0-f49.google.com with SMTP id w8so3941030qac.36 for ; Thu, 06 Feb 2014 15:13:58 -0800 (PST) Received: from qmta07.emeryville.ca.mail.comcast.net (qmta07.emeryville.ca.mail.comcast.net. [2001:558:fe2d:43:76:96:30:64]) by mx.google.com with ESMTP id i33si1100085qgf.180.2014.02.06.09.26.17 for ; Thu, 06 Feb 2014 09:26:48 -0800 (PST) Date: Thu, 6 Feb 2014 11:26:15 -0600 (CST) From: Christoph Lameter Subject: Re: [RFC PATCH 1/3] slub: search partial list on numa_mem_id(), instead of numa_node_id() In-Reply-To: <1391674026-20092-1-git-send-email-iamjoonsoo.kim@lge.com> Message-ID: References: <20140206020757.GC5433@linux.vnet.ibm.com> <1391674026-20092-1-git-send-email-iamjoonsoo.kim@lge.com> Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Joonsoo Kim Cc: Nishanth Aravamudan , David Rientjes , Han Pingtian , penberg@kernel.org, linux-mm@kvack.org, paulus@samba.org, Anton Blanchard , mpm@selenic.com, linuxppc-dev@lists.ozlabs.org, Wanpeng Li On Thu, 6 Feb 2014, Joonsoo Kim wrote: > Currently, if allocation constraint to node is NUMA_NO_NODE, we search > a partial slab on numa_node_id() node. This doesn't work properly on the > system having memoryless node, since it can have no memory on that node and > there must be no partial slab on that node. > > On that node, page allocation always fallback to numa_mem_id() first. So > searching a partial slab on numa_node_id() in that case is proper solution > for memoryless node case. Acked-by: Christoph Lameter -- 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