bpfloader - add writeProcSysFile failure mode comment

as discovered on some sunfish 4.14 kernels

Note that CONFIG_BPF_JIT=y is required for 4.14-r,
but sunfish was 4.14-q and thus missed VINTF enforcement of this
(it was enabled for b1c1[blueline/crosshatch]/bonito & floral[flame/coral]).

Bug: 262115216
Test: N/A, comment only
Signed-off-by: Maciej Żenczykowski <maze@google.com>
Change-Id: If6ee9f7f9e449526602fd0e5cffd49f132e681a2
1 file changed
tree: 775dfb7527b345d07ad6da7f912453f25e18973c
  1. bpfloader/
  2. libbpf_android/
  3. progs/
  4. Android.bp
  5. NOTICE
  6. OWNERS
  7. OWNERS_bpf
  8. PREUPLOAD.cfg
  9. TEST_MAPPING