RE: [PATCH net-next 5/5] r8152: change rx_frag_head_sz and rx_max_agg_num dynamically

[Hayes Wang]

Jakub Kicinski [mailto:jakub.kicinski@xxxxxxxxxxxxx]
> Sent: Wednesday, August 07, 2019 6:10 AM
[...]
> On Tue, 6 Aug 2019 19:18:04 +0800, Hayes Wang wrote:
> > Let rx_frag_head_sz and rx_max_agg_num could be modified dynamically
> > through the sysfs.
> >
> > Signed-off-by: Hayes Wang <hayeswang@xxxxxxxxxxx>
> 
> Please don't expose those via sysfs. Ethtool's copybreak and descriptor
> count should be applicable here, I think.

Excuse me again.
I find the kernel supports the copybreak of Ethtool.
However, I couldn't find a command of Ethtool to use it.
Do I miss something?

Best Regards,
Hayes