Re: [PATCH bpf-next v5 1/7] bpf: Introduce BPF_PROG_TYPE_LSM

Yonghong Song
2020-03-23T19:03:27Z

On 3/23/20 9:44 AM, KP Singh wrote:
> From: KP Singh <kpsingh@google.com>
>
> 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 <kpsingh@google.com>
> Reviewed-by: Brendan Jackman <jackmanb@google.com>
> Reviewed-by: Florent Revest <revest@google.com>
> Reviewed-by: Thomas Garnier <thgarnie@google.com>

Acked-by: Yonghong Song <yhs@fb.com>

> ---
> 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 …