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 8301F6B005A for ; Wed, 30 Sep 2009 08:58:44 -0400 (EDT) Date: Wed, 30 Sep 2009 15:08:15 +0200 From: Johannes Weiner Subject: swsusp on nommu, was 'Re: No more bits in vm_area_struct's vm_flags.' Message-ID: <20090930130815.GA4134@cmpxchg.org> References: <4AB9A0D6.1090004@crca.org.au> <4ABC7FBC.4050409@crca.org.au> <20090930120202.GB1412@ucw.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090930120202.GB1412@ucw.cz> Sender: owner-linux-mm@kvack.org To: Pavel Machek Cc: Nigel Cunningham , Hugh Dickins , linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: On Wed, Sep 30, 2009 at 02:02:03PM +0200, Pavel Machek wrote: > Hi! > > > > Does TuxOnIce rely on CONFIG_MMU? If so, then the TuxOnIce patch > > > could presumably reuse VM_MAPPED_COPY for now - but don't be > > > surprised if that's one we clean away later on. > > > > Hmm. I'm not sure. The requirements are the same as for swsusp and > > uswsusp. Is there some tool to graph config dependencies? > > I don't think swsusp was ported on any -nommu architecture, so config > dependency on MMU should be ok. OTOH such port should be doable... I am sitting on some dusty patches to split swapfile handling from actual paging and implement swsusp on blackfin. They are incomplete and I only occasionally find the time to continue working on them. If somebody is interested or also working on it, please let me know. Hannes -- 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