libbpf: add lsm_cgoup_sock type

lsm_cgroup/ is the prefix for BPF_LSM_CGROUP.

Signed-off-by: Stanislav Fomichev <[email protected]>

tools/lib/bpf/libbpf.c

@@ -8691,6 +8691,7 @@ 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),
@@ -9112,6 +9113,7 @@ 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;