Re: [PATCH net-next 0/2] net: core: Two Helper function about socket information

On Thu, Feb 02, 2017 at 12:59:48PM -0800, Chenbo Feng wrote:

Introduce two eBpf helper function to get the socket cookie and
socket uid for each packet. The helper function is useful when
the *sk field inside sk_buff is not empty.

Looks nice.
I'd like to see a sample code/test for it though.
I think sk_uid is self explanatory, but cookie is less so.
Please explain how you plan to use it.

Thanks