From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail203.messagelabs.com (mail203.messagelabs.com [216.82.254.243]) by kanga.kvack.org (Postfix) with ESMTP id D96206B005A for ; Thu, 25 Jun 2009 14:12:29 -0400 (EDT) Date: Thu, 25 Jun 2009 11:12:33 -0700 From: Andrew Morton Subject: Re: [PATCH] video: arch specific page protection support for deferred io Message-Id: <20090625111233.f6f26050.akpm@linux-foundation.org> In-Reply-To: <20090625173806.GB25320@linux-sh.org> References: <20090624105413.13925.65192.sendpatchset@rx1.opensource.se> <20090624195647.9d0064c7.akpm@linux-foundation.org> <20090625000359.7e201c58.akpm@linux-foundation.org> <20090625173806.GB25320@linux-sh.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Paul Mundt Cc: magnus.damm@gmail.com, linux-fbdev-devel@lists.sourceforge.net, adaplas@gmail.com, arnd@arndb.de, linux-mm@kvack.org, jayakumar.lkml@gmail.com List-ID: On Fri, 26 Jun 2009 02:38:06 +0900 Paul Mundt wrote: > On Thu, Jun 25, 2009 at 12:03:59AM -0700, Andrew Morton wrote: > > On Thu, 25 Jun 2009 15:06:24 +0900 Magnus Damm wrote: > > > There are 3 levels of dependencies: > > > 1: pgprot_noncached() patches from Arnd > > > 2: mm: uncached vma support with writenotify > > > 3: video: arch specfic page protection support for deferred io > > > > > > 2 depends on 1 to compile, but 3 (this one) is disconnected from 2 and > > > 1. So this patch can be merged independently. > > > > OIC. I didn't like the idea of improper runtime operation ;) > > > > Still, it's messy. If only because various trees might be running > > untested combinations of patches. Can we get these all into the same > > tree? Paul's? > > > #1 is a bit tricky. cris has already merged the pgprot_noncached() patch, > which means only m32r and xtensa are outstanding, and unfortunately > neither one of those is very fast to pick up changes. OTOH, both of those > do include asm-generic/pgtable.h, so the build shouldn't break in -next > for those two if I merge #2 and #3, even if the behaviour won't be > correct for those platforms until they merge their pgprot_noncached() > patches (I think this is ok, since it's not changing any behaviour they > experience today anyways). > > It would be nice to have an ack from someone for #2 before merging it, > but it's been out there long enough that people have had ample time to > raise objections. > > So I'll make this the last call for acks or nacks on #2 and #3, if none > show up in the next couple of days, I'll fold them in to my tree and > they'll show up in -next starting next week. Well my head span off ages ago. Could someone please resend all three patches? I don't really understand that one. Have we heard fro Jaya recently? -- 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