On 3/23/20 9:44 AM, KP Singh wrote:

From: KP Singh <redacted>

Introduce types and configs for bpf programs that can be attached to
LSM hooks. The programs can be enabled by the config option
CONFIG_BPF_LSM.

Signed-off-by: KP Singh <redacted>
Reviewed-by: Brendan Jackman <jackmanb@google.com>
Reviewed-by: Florent Revest <redacted>
Reviewed-by: Thomas Garnier <redacted>

Acked-by: Yonghong Song <redacted>

---
  MAINTAINERS                    |  1 +
  include/linux/bpf.h            |  3 +++
  include/linux/bpf_types.h      |  4 ++++
  include/uapi/linux/bpf.h       |  2 ++
  init/Kconfig                   | 10 ++++++++++
  kernel/bpf/Makefile            |  1 +
  kernel/bpf/bpf_lsm.c           | 17 +++++++++++++++++
  kernel/trace/bpf_trace.c       | 12 ++++++------
  tools/include/uapi/linux/bpf.h |  2 ++
  tools/lib/bpf/libbpf_probes.c  |  1 +

You may want to check bpftool support for new prog types
for proper output. It should be a simple change.

  10 files changed, 47 insertions(+), 6 deletions(-)
  create mode 100644 kernel/bpf/bpf_lsm.c

[...]