README

   1 WARNING:
   2 If you change "iterators.bpf.c" do "make -j" in this directory to
   3 rebuild "iterators.lskel-little-endian.h". Then, on a big-endian
   4 machine, do "make -j big" in this directory to rebuild
   5 "iterators.lskel-big-endian.h". Commit both resulting headers.
   6 Make sure to have clang 10 installed.
   7 See Documentation/bpf/bpf_devel_QA.rst