On Mon, Feb 22, 2021 at 07:58:46PM +0000, grantseltzer wrote:

This adds both the CONFIG_DEBUG_INFO_BTF and CONFIG_DEBUG_INFO_BTF_MODULES
kernel compile option to output of the bpftool feature command.
This is relevant for developers that want to account for data structure
definition differences between kernels.

Acked-by: Martin KaFai Lau <redacted>

[ Acked-by and Reviewed-by can be carried over to
  the following revisions if the change is obvious.

  Also, it is useful to comment on what has
  changed between revisions.  There is no need
  to resend this patch just for this though. ]