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Re: MIPS 64?

To: Jun Sun <>
Subject: Re: MIPS 64?
From: Ralf Baechle <>
Date: Sun, 19 May 2002 12:44:35 -0700
Cc: "Kevin D. Kissell" <>, Daniel Jacobowitz <>, Matthew Dharm <>, Linux-MIPS <>
In-reply-to: <>; from on Thu, May 16, 2002 at 10:13:30AM -0700
References: <> <> <> <007a01c1fca9$86e14f70$10eca8c0@grendel> <>
User-agent: Mutt/
On Thu, May 16, 2002 at 10:13:30AM -0700, Jun Sun wrote:

> BTW, I have been under the impression that demand for larger system RAM
> mainly comes from large router/switches to store routing table.  Does
> anybody know on such systems whether the routing code runs in kernel or
> user space and whether it requires all the memory space accessible at
> the same time or can live with dynamically managed memory space?

Kernel routing is more for the lower end systems; the highend systems use
hardware assisted routing / switching where software only handles the
boundary cases; such software might either live in user or in kernel space.


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