From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with ESMTP id 81BFC6B0258 for ; Tue, 15 Jun 2010 17:41:15 -0400 (EDT) Received: from kpbe15.cbf.corp.google.com (kpbe15.cbf.corp.google.com [172.25.105.79]) by smtp-out.google.com with ESMTP id o5FLfClW005360 for ; Tue, 15 Jun 2010 14:41:12 -0700 Received: from pwj1 (pwj1.prod.google.com [10.241.219.65]) by kpbe15.cbf.corp.google.com with ESMTP id o5FLf9Aw014523 for ; Tue, 15 Jun 2010 14:41:10 -0700 Received: by pwj1 with SMTP id 1so2795297pwj.11 for ; Tue, 15 Jun 2010 14:41:09 -0700 (PDT) Date: Tue, 15 Jun 2010 14:41:06 -0700 (PDT) From: David Rientjes Subject: Re: slub: Use kmem_cache flags to detect if slab is in debugging mode. In-Reply-To: Message-ID: References: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Christoph Lameter Cc: Pekka Enberg , linux-mm@kvack.org List-ID: On Tue, 15 Jun 2010, Christoph Lameter wrote: > Subject: slub: Use kmem_cache flags to detect if slab is in debugging mode. > > The cacheline with the flags is reachable from the hot paths after the > percpu allocator changes went in. So there is no need anymore to put a > flag into each slab page. Get rid of the SlubDebug flag and use > the flags in kmem_cache instead. > > Signed-off-by: Christoph Lameter Acked-by: David Rientjes -- 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