add more precise bpf levels am: 8a09a5ad1c am: ac44c08361 am: 4793eb581f

Change-Id: Ib9ab37f04d5a01319982a5cd311182d9331574ec
tree: 58ee642a89221ca26b72651f7a1e74b6af46a47f
  1. bpfloader/
  2. libbpf_android/
  3. progs/
  4. Android.bp
  5. MODULE_LICENSE_APACHE2
  6. NOTICE
  7. OWNERS
  8. PREUPLOAD.cfg