tree 05a71e3613a83246d0a2f4b549b7cd10d78f3f94
parent 0e545dbaa2797133f57bf8387e8f74cd245cedea
author Jie Meng <jmeng@fb.com> 1633549295 -0700
committer Daniel Borkmann <daniel@iogearbox.net> 1633635906 +0200

bpf, x64: Factor out emission of REX byte in more cases

Introduce a single reg version of maybe_emit_mod() and factor out
common code in more cases.

Signed-off-by: Jie Meng <jmeng@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Song Liu <songliubraving@fb.com>
Link: https://lore.kernel.org/bpf/20211006194135.608932-1-jmeng@fb.com