From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 18 May 2007 00:19:05 -0700 From: Andrew Morton Subject: Re: [rfc] increase struct page size?! Message-Id: <20070518001905.54cafeeb.akpm@linux-foundation.org> In-Reply-To: <20070518040854.GA15654@wotan.suse.de> References: <20070518040854.GA15654@wotan.suse.de> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Nick Piggin Cc: Linux Kernel Mailing List , Linux Memory Management List , linux-arch@vger.kernel.org List-ID: On Fri, 18 May 2007 06:08:54 +0200 Nick Piggin wrote: > Many batch operations on struct page are completely random, But they shouldn't be: we should aim to place physically contiguous pages into logically contiguous pagecache slots, for all the reasons we discussed. If/when that happens, there will be a *lot* of locality of reference against the pageframes in a lot of important codepaths. -- 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