1 files changed, 6 insertions, 0 deletions

diff --git a/tools/lib/bpf/libbpf.h b/tools/lib/bpf/libbpf.h
index 6e20003109e0..f85906533cdd 100644
--- a/tools/lib/bpf/libbpf.h
+++ b/tools/lib/bpf/libbpf.h
@@ -1,3 +1,5 @@
+/* SPDX-License-Identifier: LGPL-2.1 */
+
 /*
  * Common eBPF ELF object loading operations.
  *
@@ -42,6 +44,8 @@ enum libbpf_errno {
         LIBBPF_ERRNO__PROG2BIG, /* Program too big */
         LIBBPF_ERRNO__KVER,     /* Incorrect kernel version */
         LIBBPF_ERRNO__PROGTYPE, /* Kernel doesn't support this program type */
+        LIBBPF_ERRNO__WRNGPID,  /* Wrong pid in netlink message */
+        LIBBPF_ERRNO__INVSEQ,   /* Invalid netlink sequence */
         __LIBBPF_ERRNO__END,
 };
 
@@ -246,4 +250,6 @@ long libbpf_get_error(const void *ptr);
 
 int bpf_prog_load(const char *file, enum bpf_prog_type type,
                   struct bpf_object **pobj, int *prog_fd);
+
+int bpf_set_link_xdp_fd(int ifindex, int fd, __u32 flags);
 #endif