From: Ingo Molnar <mingo@elte.hu>
To: Reto Baettig <baettig@scs.ch>
Cc: MM Linux <linux-mm@kvack.org>,
Kernel Linux <linux-kernel@vger.kernel.org>,
Martin Frey <frey@scs.ch>
Subject: Re: RFC: vmalloc improvements
Date: Sat, 24 Feb 2001 01:32:05 +0100 (CET) [thread overview]
Message-ID: <Pine.LNX.4.30.0102240129200.5327-100000@elte.hu> (raw)
In-Reply-To: <200102240026.QAA09446@k2.llnl.gov>
On Fri, 23 Feb 2001, Reto Baettig wrote:
> We have an application that makes extensive use of vmalloc (we need
> lots of large virtual contiguous buffers. The buffers don't have to be
> physically contiguous).
question: what is this application, and why does it need so much virtual
memory? vmalloc()-able memory is maximized to 128 MB right now, and
increasing it conflicts with directly mapping RAM, so generally it's a
good idea to avoid vmalloc() as much as possible.
Ingo
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next prev parent reply other threads:[~2001-02-24 0:32 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-24 0:26 Reto Baettig
2001-02-24 0:32 ` Ingo Molnar [this message]
2001-02-27 0:50 ` Reto Baettig
2001-02-27 0:56 ` David S. Miller
2001-02-24 1:09 ` Alan Cox
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