options TI_JUMBO_HDRSPLIT and TI_PRIVATE_JUMBOS are mutually exclusive

[binto]

...seem like i just need for Tx side [ smtp /outgoing mail server ] by
enable kern.ipc.zero_copy.send & disable kern.ipc.zero_copy.receive

thx
binto

> On Fri, Nov 02, 2007 at 11:00:26AM +0700, binto wrote:
>  > another question.....
>  > in my 'dmesg' i have NIC - em0 <Intel(R) PRO/1000 Network Connection
>  > Version - 6.6.6>...is it support Tigon driver that need to set
>  > ZERO_COPY_SOCKETS ?
>  >
>
> em(4) supports zero copy for Tx side. zero copy for receiver side
> requires header splitting assistance from hardware which is not
> available in em(4). I guess ti(4) on Tigon II would be the only
> driver that supports header splitting.
>
> However it seems newer Intel NICs and Sun Cassini+ seems to have
> header splitting feature. Jack Vogel, maintainer of em(4), may have
> more information for header splitting support on em(4).(CCed)
>
>  > thx
>  >
>  > > On Fri, Nov 02, 2007 at 09:39:19AM +0700, binto wrote:
>  > >  > I try to compile MYKERNEL to set zero_copy & tigon driver in my
> machine
>  > >  > with:
>  > >  >
>  > >  > device ti
>  > >  > options TI_PRIVATE_JUMBOS
>  > >  > options TI_JUMBO_HDRSPLIT
>  > >  >
>  > >  > but got:
>  > >  > #error "options TI_JUMBO_HDRSPLIT and TI_PRIVATE_JUMBOS are
> mutually
>  > >  > exclusive"
>  > >  >
>  > >  > what's up....?
>  > >  >
>  > >
>  > > %vi +/TI_JUMBO_HDRSPLIT /usr/src/sys/conf/NOTES
>  > >
>  > > --
>  > > Regards,
>  > > Pyun YongHyeon
>  > >
>  >
>  >
>
> --
> Regards,
> Pyun YongHyeon
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