Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752422Ab3GQHDJ (ORCPT ); Wed, 17 Jul 2013 03:03:09 -0400 Received: from mail-wg0-f46.google.com ([74.125.82.46]:34223 "EHLO mail-wg0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752389Ab3GQHDE convert rfc822-to-8bit (ORCPT ); Wed, 17 Jul 2013 03:03:04 -0400 MIME-Version: 1.0 In-Reply-To: <20130716191030.GA31335@pengutronix.de> References: <20130716191030.GA31335@pengutronix.de> Date: Wed, 17 Jul 2013 10:03:02 +0300 X-Google-Sender-Auth: 6xfQBdsPPovx2fxeM2IHqagSkfw Message-ID: Subject: Re: configurable partial slab support on UP From: Pekka Enberg To: =?ISO-8859-1?Q?Uwe_Kleine=2DK=F6nig?= Cc: Joonsoo Kim , Christoph Lameter , LKML , kernel@pengutronix.de, Steven Rostedt Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1028 Lines: 25 On Tue, Jul 16, 2013 at 10:10 PM, Uwe Kleine-K?nig wrote: > Hello, > > (sorry for breaking the mail threading, but I failed to find the right > mail to reply to.) > > while doing make oldconfig on an !SMP config using 3.11-rc1 I was asked > if I want CONFIG_SLUB_CPU_PARTIAL. AFAICT this setting only affects SMP > machines? If so I suggest to make the choice depend on SMP and treat the > !SMP case as CONFIG_SLUB_CPU_PARTIAL=n. > > This was introduced in commit > 345c905 (slub: Make cpu partial slab support configurable) The per-CPU partial list is used on UP machines as well so the config option does affect them. Whether or not they should be used is another topic entirely. Christoph, Joonsoo? Pekka -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/