From: Olivier Galibert <galibert@pobox.com>
To: linux-kernel@vger.rutgers.edu
Subject: Re: Idea to make a kickass TCP read!
Date: Fri, 7 Aug 1998 21:15:50 +0200 [thread overview]
Message-ID: <19980807211550.A18048@loria.fr> (raw)
In-Reply-To: <m0z4m0H-000aNFC@the-village.bc.nu>; from Alan Cox on Fri, Aug 07, 1998 at 01:52:16PM +0100
On Fri, Aug 07, 1998 at 01:52:16PM +0100, Alan Cox wrote:
> > Why couldn't we at least mmap the skbuffs?
>
> By the time you've done the required TLB flushes on an SMP box at least
> a copy would have been cheaper. You can do ring buffers mapped into user
> space stuff - U-Net does exactly that. Its a recognition that sometimes
> ultralow latencies require specialist interfaces
Virtual Interface Architecture seems to be a nice one. At least the
spec is promising.
http://www.viarch.org/
I wonder if such an interface can be implemented with the current
driver structure. Probably, but alignment problems will suck.
OG.
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parent reply other threads:[~1998-08-07 22:43 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <m0z4m0H-000aNFC@the-village.bc.nu>]
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