Bug#565404: linux-image-2.6.26-2-amd64: atl1e: TSO is broken

["Huang, Xiong" <xiong@qca.qualcomm.com>]

> > Hannes,  Thanks for your testing !
> >
> >  simply revising MAX_TX_BUF_LEN to 0x4000 will cause incorrect TX
> configuration...
> > I mean you can try to put a gso size limit of 0x4000 (or 0x5000)....
> 
> I tested both values with multi-gigabyte nfsv4 traffic and both values are ok.
> If I understand you correctly 0x4000 is a safe limit?

Since Win7 driver uses 15000 bytes as its max packet length for TSO, I think 0x3C00 is more safer than 0x4000. :)

Thanks
Xiong