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 SMTP id 41E1B6B0096 for ; Tue, 22 Nov 2011 14:20:18 -0500 (EST) Date: Tue, 22 Nov 2011 13:20:12 -0600 (CST) From: Christoph Lameter Subject: Re: slub: Lockout validation scans during freeing of object In-Reply-To: <20111122185540.GA1627@x4.trippels.de> Message-ID: References: <1321982484.18002.6.camel@edumazet-HP-Compaq-6005-Pro-SFF-PC> <20111122185540.GA1627@x4.trippels.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Markus Trippelsdorf Cc: Eric Dumazet , Christian Kujau , Benjamin Herrenschmidt , "Alex,Shi" , "linux-kernel@vger.kernel.org" , "linux-mm@kvack.org" , Pekka Enberg , Matt Mackall , "netdev@vger.kernel.org" , Tejun Heo On Tue, 22 Nov 2011, Markus Trippelsdorf wrote: > On 2011.11.22 at 11:40 -0600, Christoph Lameter wrote: > > On Tue, 22 Nov 2011, Eric Dumazet wrote: > > > > > This seems better, but I still have some warnings : > > > > Trying to reproduce with a kernel configured to do preempt. This is > > actually quite interesting since its always off by 1. > > BTW there are some obvious overflows in the "slabinfo -l" output on my machine: Could you get me the value of the "slabs" field for the slabs showing the wierd values. I.e. do cat /sys/kernel/slab/signal_cache/slabs > signal_cache 268 920 360.4K 18446744073709551614/7/24 17 2 31 68 A -- 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