Re: Zero Copy Sockets?
From: Bosko Milekic (bmilekic_at_technokratis.com)
Date: 06/23/03
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Date: Sun, 22 Jun 2003 18:32:31 -0400 To: "George V. Neville-Neil" <gnn@neville-neil.com>
On Sun, Jun 22, 2003 at 12:46:26PM -0700, George V. Neville-Neil wrote:
> Hi,
>
> I'm reading over the internals of the network stack in
> -CURRENT and I'm wondering if the Zero Copy stuff is actually
> in use yet.
>
> Thanks,
> George
Yes. But your driver needs to support it. Currently, the only driver
that does is if_ti in src/sys/pci/if_ti*.[ch]
sendfile(2) is also zero-copy for the most part (for the file part).
That's been in use for a long time. src/sys/kern/uipc_syscalls.c
Regards,
-- Bosko Milekic * bmilekic@technokratis.com * bmilekic@FreeBSD.org TECHNOkRATIS Consulting Services * http://www.technokratis.com/ _______________________________________________ freebsd-net@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-net To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"
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