From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx143.postini.com [74.125.245.143]) by kanga.kvack.org (Postfix) with SMTP id 2FABD6B0002 for ; Wed, 13 Feb 2013 15:11:51 -0500 (EST) Date: Wed, 13 Feb 2013 12:11:49 -0800 From: Andrew Morton Subject: Re: [PATCH] mm: export mmu notifier invalidates Message-Id: <20130213121149.25a0e3bd.akpm@linux-foundation.org> In-Reply-To: <20130213150340.GJ3460@sgi.com> References: <20130212213534.GA5052@sgi.com> <20130212135726.a40ff76f.akpm@linux-foundation.org> <20130213150340.GJ3460@sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Robin Holt Cc: Cliff Wickman , linux-mm@kvack.org, aarcange@redhat.com, mgorman@suse.de On Wed, 13 Feb 2013 09:03:40 -0600 Robin Holt wrote: > > But in a better world, the core kernel would support your machines > > adequately and you wouldn't need to maintain that out-of-tree MM code. > > What are the prospects of this? > > We can put it on our todo list. Getting a user of this infrastructure > will require changes by Dimitri for the GRU driver (drivers/misc/sgi-gru). > He is currently focused on getting the design of some upcoming hardware > finalized and design changes tested in our simulation environment so he > will be consumed for the next several months. > > If you would like, I can clean up the driver in my spare time and submit > it for review. Would you consider allowing its inclusion without the > GRU driver as a user? >>From Cliff's description it sounded like that driver is duplicating/augmenting core MM functions. I was more wondering whether core MM could be enhanced so that driver becomes obsolete? > In the transition period, could we allow this change in and then remove > the exports as part of that driver being accepted? That would help us > with an upcoming distro release. I'm OK with this patch for 3.9-rc1. -- 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