From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with ESMTP id 697CA8D0040 for ; Thu, 24 Mar 2011 15:04:17 -0400 (EDT) Received: by gxk23 with SMTP id 23so166003gxk.14 for ; Thu, 24 Mar 2011 12:04:11 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: <20110324142146.GA11682@elte.hu> <20110324172653.GA28507@elte.hu> <1300990853.3747.189.camel@edumazet-laptop> <1300992708.3747.211.camel@edumazet-laptop> Date: Thu, 24 Mar 2011 21:04:11 +0200 Message-ID: Subject: Re: [GIT PULL] SLAB changes for v2.6.39-rc1 From: Pekka Enberg Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org List-ID: To: Christoph Lameter Cc: Eric Dumazet , Ingo Molnar , torvalds@linux-foundation.org, akpm@linux-foundation.org, tj@kernel.org, npiggin@kernel.dk, rientjes@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org On Thu, Mar 24, 2011 at 9:02 PM, Christoph Lameter wrote: > On Thu, 24 Mar 2011, Eric Dumazet wrote: > >> Le jeudi 24 mars 2011 =E0 13:47 -0500, Christoph Lameter a =E9crit : >> >> > Hmmm.. Could be. KVM would not really disable interrupts so this may >> > explain that the test case works here. >> > >> > Simple fix would be to do a load before the cli I guess. >> > >> >> Hmm... >> >> If we have a preemption and migration right after this load... > > Cannot be the issue here since init_kmem_cache_cpus already > touches the per cpu data. At least if CONFIG_PREEMPT is on. > Is it on? It's not. -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org