linux-kernel - Re: [PATCH, RFD]: Unbreak no-mmu mmap

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Message-ID: <8bd0f97a0706111509s161c6287pdce612946194d87@mail.gmail.com>
Date:	Mon, 11 Jun 2007 18:09:32 -0400
From:	"Mike Frysinger" <vapier.adi@...il.com>
To:	"Matt Mackall" <mpm@...enic.com>
Cc:	"Bernd Schmidt" <bernds_cb1@...nline.de>,
	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
	"David Howells" <dhowells@...hat.com>,
	"Wu, Bryan" <Bryan.Wu@...log.com>
Subject: Re: [PATCH, RFD]: Unbreak no-mmu mmap

On 6/9/07, Matt Mackall <mpm@...enic.com> wrote:
> On Fri, Jun 08, 2007 at 03:53:49PM +0200, Bernd Schmidt wrote:
> > 2. It is no longer possible to get blocks smaller than a page through
> >    mmap.  This behaviour was used by simplemalloc, which is an insane
> >    way of implementing malloc on nommu systems and hopefully not used
> >    by anyone anymore.
>
> That's worrisome. Breaking existing apps/libraries seems like a bad
> idea.

it isnt breaking anything ... simplemalloc() will continue to execute
in newer kernels
-mike
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