Subject: Re: SMP re-entrancy in kernel drivers/"bottom half?"
To: Jonathan Stone <jonathan@dsg.stanford.edu>
From: Kentaro A. Kurahone <kurahone@sigusr1.org>
List: tech-kern
Date: 02/22/2005 21:46:58
On Tue, Feb 22, 2005 at 01:28:11PM -0800, Jonathan Stone wrote:
[snip]
> If I had my 'druthers, I'd like to see our TCP restructured along the
> same lines as the TCP in IRIX. Ten years ago, I understand IRIX could
> handle 10 gigabits (GSN, basically HIPPI on steroids) with one CPU
> handling interrupts and packet demux , a second running the IP/TCP
> code, and a third doing the bcopy()s to userspace.

I was sort of eyeing LRP (http://www.cs.rice.edu/CS/Systems/LRP/)
as something to look into.  After other code I have in progress
stabilises though.

-- 
Kentaro A. Kurahone
SIGUSR1 Research and Development