docs: net: add an explanation of VF (and other) Representors

2022-09-21T14:31:38Z

There's no clear explanation of what VF Representors are for, their semantics, etc., outside of vendor docs and random conference slides. Add a document explaining Representors and defining what drivers that implement them are expected to do. Signed-off-by: Edward Cree Reviewed-by: Bagas Sanjaya Link: https://lore.kernel.org/r/20220905135557.39233-1-ecree@xilinx.com Signed-off-by: Jakub Kicinski

kernel.git/Documentation/networking/representors.rst, branch linux-6.4.y

docs: net: add an explanation of VF (and other) Representors