libbpf: Preliminary support for fd_idx

Prep libbpf to use FD_IDX kernel feature when generating loader program.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Andrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20210514003623.28033-14-alexei.starovoitov@gmail.com
This commit is contained in:
Alexei Starovoitov 2021-05-13 17:36:15 -07:00 • committed by Daniel Borkmann
commit e2fa0156a4