From: Alan Cox <alan@lxorguk.ukuu.org.uk>
To: Andrea Arcangeli <andrea@novell.com>
Cc: Arjan van de Ven <arjanv@redhat.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>
Subject: Re: heap-stack-gap for 2.6
Date: Wed, 29 Sep 2004 15:24:46 +0100 [thread overview]
Message-ID: <1096467886.15905.33.camel@localhost.localdomain> (raw)
In-Reply-To: <20040929141151.GJ4084@dualathlon.random>
On Mer, 2004-09-29 at 15:11, Andrea Arcangeli wrote:
> > MAP_FIXED is to be used only on things YOU mmaped before.
>
> where is that written?
MAP_FIXED is for very very special cases only. You can't combine
MAP_FIXED with glibc for example because the memory allocators may clash
with it. You can use it to map over an existing object but that is about
it.
As the man page says
"Use of this option is discouraged."
next prev parent reply other threads:[~2004-09-29 15:27 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-25 16:22 Andrea Arcangeli
2004-09-25 23:57 ` Rik van Riel
2004-09-26 0:40 ` Andrea Arcangeli
2004-09-27 8:09 ` Arjan van de Ven
2004-09-27 13:09 ` Andrea Arcangeli
2004-09-28 19:43 ` Arjan van de Ven
2004-09-28 22:19 ` Andrea Arcangeli
2004-09-29 6:05 ` Arjan van de Ven
2004-09-29 14:11 ` Andrea Arcangeli
2004-09-29 14:24 ` Alan Cox [this message]
2004-09-29 15:44 ` Andrea Arcangeli
2004-09-29 14:25 ` Arjan van de Ven
2004-09-29 14:53 ` Andrea Arcangeli
2004-09-29 15:01 ` Arjan van de Ven
2004-09-29 15:40 ` Andrea Arcangeli
2004-09-28 6:25 ` Hui Huang
2004-09-28 14:19 ` Andrea Arcangeli
2004-09-29 8:42 ` Hui Huang
2004-09-29 14:23 ` Andrea Arcangeli
2004-09-29 22:01 ` Hui Huang
2004-10-12 0:51 ` Andrea Arcangeli
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