Re: sk: jumbo buffer

["Sepherosa Ziehau" <sepherosa@xxxxxxxxx>]

On 12/1/06, Matthew Dillon <dillon@apollo.backplane.com> wrote:
> :Please test following patch:
> :http://leaf.dragonflybsd.org/~sephe/sk.diff
> :
> :I have done some preliminary netperf testing of above patch, so it
> :should be safe to be used.  However, I will wait another two weeks for
> :the testing result in your enviroment before committing it.
> :
> :Best Regards,
> :sephe
>
>     I didn't run through the entire patch but will it do the right
>     thing if you ifconfig the mtu to a jumbo size after the interface
>     is up?

Sure, it will reinit the NIC and configure various regs that have
something to do with Jumbo buffer support, since IFF_RUNNING is
cleared in sk_ioctl() :-).  sk_stop() in sk_init() will do the correct
thing too, since sk_if_softc.sk_use_jumbo is changed after it is
called.

Best Regards,
sephe

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