From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262447AbTEFHUA (ORCPT ); Tue, 6 May 2003 03:20:00 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262445AbTEFHUA (ORCPT ); Tue, 6 May 2003 03:20:00 -0400 Received: from [12.47.58.20] ([12.47.58.20]:37908 "EHLO pao-ex01.pao.digeo.com") by vger.kernel.org with ESMTP id S262447AbTEFHT7 (ORCPT ); Tue, 6 May 2003 03:19:59 -0400 Date: Tue, 6 May 2003 00:34:12 -0700 From: Andrew Morton To: "David S. Miller" Cc: rusty@rustcorp.com.au, dipankar@in.ibm.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] kmalloc_percpu Message-Id: <20030506003412.45e0949b.akpm@digeo.com> In-Reply-To: <20030505.231553.68055974.davem@redhat.com> References: <20030505235549.5df75866.akpm@digeo.com> <20030505.225748.35026531.davem@redhat.com> <20030506002229.631a642a.akpm@digeo.com> <20030505.231553.68055974.davem@redhat.com> X-Mailer: Sylpheed version 0.8.11 (GTK+ 1.2.10; i586-pc-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 06 May 2003 07:32:26.0234 (UTC) FILETIME=[A43895A0:01C313A1] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org "David S. Miller" wrote: > > As just pointed out by dipankar the only issue is NUMA... > so it has to be something more sophisticated than simply > kmalloc()[smp_processor_id]; The proposed patch doesn't do anything about that either. + ptr = alloc_bootmem(PERCPU_POOL_SIZE * NR_CPUS); So yes, we need an api which could be extended to use node-affine memory at some time in the future. I think we have that.