On Tue, Feb 23, 2016 at 10:26 AM, David Miller <da...@davemloft.net> wrote: > From: Tom Herbert <t...@herbertland.com> > Date: Tue, 23 Feb 2016 09:42:00 -0800 > >> Why not just fix the stack to conform to RFC6864? As Edward pointed >> out we lose the actual IP ID's in GRO anyway, so attempts to set them >> in GSO may be wildly incorrect from the source point of view-- even in >> that case were probably better off changing the IP identifier to zero >> (okay since we're already breaking the E2E model anyway :-) ). > > Tom, you can't, you'll break TCP header compression schemes which > expect a monotonically increasing IP ID value. > > We tried setting the IP ID to zero for frames with DF set, it broke > things.
All the more reason to move to IPv6 ;-)
