netdev - Re: [PATCH bpf-next v8 07/11] libbpf: add lsm_cgoup

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Date:   Fri, 3 Jun 2022 14:30:45 -0700
From:   Andrii Nakryiko <andrii.nakryiko@...il.com>
To:     Stanislav Fomichev <sdf@...gle.com>
Cc:     Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>
Subject: Re: [PATCH bpf-next v8 07/11] libbpf: add lsm_cgoup_sock type

On Wed, Jun 1, 2022 at 12:02 PM Stanislav Fomichev <sdf@...gle.com> wrote:
>
> lsm_cgroup/ is the prefix for BPF_LSM_CGROUP.
>
> Signed-off-by: Stanislav Fomichev <sdf@...gle.com>
> ---

Acked-by: Andrii Nakryiko <andrii@...nel.org>

>  tools/lib/bpf/libbpf.c | 3 +++
>  1 file changed, 3 insertions(+)
>
> diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c
> index 5afe4cbd684f..a4209a1ad02f 100644
> --- a/tools/lib/bpf/libbpf.c
> +++ b/tools/lib/bpf/libbpf.c
> @@ -107,6 +107,7 @@ static const char * const attach_type_name[] = {
>         [BPF_TRACE_FEXIT]               = "trace_fexit",
>         [BPF_MODIFY_RETURN]             = "modify_return",
>         [BPF_LSM_MAC]                   = "lsm_mac",
> +       [BPF_LSM_CGROUP]                = "lsm_cgroup",
>         [BPF_SK_LOOKUP]                 = "sk_lookup",
>         [BPF_TRACE_ITER]                = "trace_iter",
>         [BPF_XDP_DEVMAP]                = "xdp_devmap",
> @@ -9157,6 +9158,7 @@ static const struct bpf_sec_def section_defs[] = {
>         SEC_DEF("freplace+",            EXT, 0, SEC_ATTACH_BTF, attach_trace),
>         SEC_DEF("lsm+",                 LSM, BPF_LSM_MAC, SEC_ATTACH_BTF, attach_lsm),
>         SEC_DEF("lsm.s+",               LSM, BPF_LSM_MAC, SEC_ATTACH_BTF | SEC_SLEEPABLE, attach_lsm),
> +       SEC_DEF("lsm_cgroup+",          LSM, BPF_LSM_CGROUP, SEC_ATTACH_BTF),
>         SEC_DEF("iter+",                TRACING, BPF_TRACE_ITER, SEC_ATTACH_BTF, attach_iter),
>         SEC_DEF("iter.s+",              TRACING, BPF_TRACE_ITER, SEC_ATTACH_BTF | SEC_SLEEPABLE, attach_iter),
>         SEC_DEF("syscall",              SYSCALL, 0, SEC_SLEEPABLE),
> @@ -9610,6 +9612,7 @@ void btf_get_kernel_prefix_kind(enum bpf_attach_type attach_type,
>                 *kind = BTF_KIND_TYPEDEF;
>                 break;
>         case BPF_LSM_MAC:
> +       case BPF_LSM_CGROUP:
>                 *prefix = BTF_LSM_PREFIX;
>                 *kind = BTF_KIND_FUNC;
>                 break;
> --
> 2.36.1.255.ge46751e96f-goog
>