On Mon, Feb 1, 2016 at 3:52 AM, John Fastabend <john.fastab...@gmail.com> wrote: > This adds an ixgbe data structure that is used to determine what > headers:fields can be matched and in what order they are supported. > > For hardware devices this can be a bit tricky because typically > only pre-programmed (firmware, ucode, rtl) parse graphs will be > supported and we don't yet have an interface to change these from > the OS. So its sort of a you get whatever your friendly vendor > provides affair at the moment. > > In the future we can add the get routines and set routines to > update this data structure. One interesting thing to note here > is the data structure here identifies ethernet, ip, and tcp > fields without having to hardcode them as enumerations or use > other identifiers.
Maybe for the current state this patch (or the most of it) can be made generic and provided in a way that multiple HW drivers can use it?