From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 10 Apr 2006 13:20:59 -0700 (PDT) From: Christoph Lameter Subject: Re: [RFC/PATCH] Shared Page Tables [0/2] In-Reply-To: <200ED4FEFEB8AA8427120DE7@[10.1.1.4]> Message-ID: References: <1144685588.570.35.camel@wildcat.int.mccr.org> <200ED4FEFEB8AA8427120DE7@[10.1.1.4]> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Dave McCracken Cc: Hugh Dickins , Linux Kernel Mailing List , Linux Memory Management , Adam Litke , wli@holomorphy.com List-ID: On Mon, 10 Apr 2006, Dave McCracken wrote: > The lock changes to hugetlb are only to support sharing of pmd pages when > they contain hugetlb pages. They just substitute the struct page lock for > the page_table_lock, and are only about 30 lines of code. Is this really > worth separating out? Ia64 does not use pmd pages for huge pages. It relies instead on a separate region. I wonder if this works on IA64. -- 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