From: Arjan van de Ven <arjan@infradead.org>
To: Rik van Riel <riel@redhat.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH] prevent NULL mmap in topdown model
Date: Wed, 18 May 2005 22:38:02 +0200 [thread overview]
Message-ID: <1116448683.6572.43.camel@laptopd505.fenrus.org> (raw)
In-Reply-To: <Pine.LNX.4.61.0505181556190.3645@chimarrao.boston.redhat.com>
On Wed, 2005-05-18 at 15:57 -0400, Rik van Riel wrote:
> This (trivial) patch prevents the topdown allocator from allocating
> mmap areas all the way down to address zero. It's not the prettiest
> patch, so suggestions for improvement are welcome ;)
it looks like you stop at brk() time.. isn't it better to just stop just
above NULL instead?? Gives you more space and is less of an artificial
barrier..
next prev parent reply other threads:[~2005-05-18 20:38 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-18 19:57 Rik van Riel
2005-05-18 20:38 ` Arjan van de Ven [this message]
2005-05-18 21:16 ` Rik van Riel
2005-05-18 22:41 ` Linus Torvalds
2005-05-18 22:39 ` Linus Torvalds
2005-05-19 2:25 ` Rik van Riel
2005-05-19 2:47 ` Linus Torvalds
2005-05-19 6:46 ` Chris Wright
2005-05-19 8:15 ` Arjan van de Ven
2005-05-19 8:23 ` Chris Wright
2005-05-29 21:16 ` Greg Stark
2005-05-31 16:56 ` Chris Wright
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