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..
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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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