only set 'bpf.progs_loaded' property on eBPF capable devices...

... which also means waitForProgsLoaded() has to be a no-op on pre-bpf devices.

This is more consistent: it's weird to have bpf.progs_loaded set on a 4.4 device.

Test: builds, atest
Bug: 150040815
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Original-Change: https://android-review.googlesource.com/1335517
Merged-In: Iddabcf56c187ea518dd2e4d8db451b2f6902aa8e
Change-Id: Iddabcf56c187ea518dd2e4d8db451b2f6902aa8e
2 files changed
tree: 0732d7bdc74a6d5531dd34f36454eb5ec5a83b6f
  1. bpfloader/
  2. libbpf_android/
  3. progs/
  4. Android.bp
  5. MODULE_LICENSE_APACHE2
  6. NOTICE
  7. OWNERS
  8. PREUPLOAD.cfg