From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail138.messagelabs.com (mail138.messagelabs.com [216.82.249.35]) by kanga.kvack.org (Postfix) with SMTP id 001B46B00EE for ; Fri, 29 Jul 2011 11:04:40 -0400 (EDT) Date: Fri, 29 Jul 2011 10:04:36 -0500 (CDT) From: Christoph Lameter Subject: Re: [GIT PULL] Lockless SLUB slowpaths for v3.1-rc1 In-Reply-To: Message-ID: References: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Pekka Enberg Cc: torvalds@linux-foundation.org, akpm@linux-foundation.org, rientjes@google.com, hughd@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org On Fri, 29 Jul 2011, Pekka Enberg wrote: > We haven't come up with a solution to keep struct page size the same but I > think it's a reasonable trade-off. The change requires the page struct to be aligned to a double word boundary. There is actually no variable added to the page struct. Its just the alignment requirement that causes padding to be added after each page struct. -- 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