From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail202.messagelabs.com (mail202.messagelabs.com [216.82.254.227]) by kanga.kvack.org (Postfix) with ESMTP id 934CB6B003D for ; Thu, 5 Feb 2009 15:15:19 -0500 (EST) Date: Thu, 5 Feb 2009 20:14:42 +0000 (GMT) From: Hugh Dickins Subject: Re: pud_bad vs pud_bad In-Reply-To: <20090205195817.GF10229@movementarian.org> Message-ID: References: <498B2EBC.60700@goop.org> <20090205184355.GF5661@elte.hu> <498B35F9.601@goop.org> <20090205191017.GF20470@elte.hu> <20090205194932.GB3129@elte.hu> <20090205195817.GF10229@movementarian.org> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: wli@movementarian.org Cc: Ingo Molnar , Jeremy Fitzhardinge , Linux Kernel Mailing List , Linux Memory Management List List-ID: On Thu, 5 Feb 2009, wli@movementarian.org wrote: > > The RW bit needs to be allowed to become read-only for hugetlb COW. > Changing it over to the 32-bit method is a bugfix by that token. If there's a bugfix to be made there, of course I'm in favour: but how come we've never seen such a bug? hugetlb COW has been around for a year or two by now, hasn't it? Hugh -- 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