1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index 4816e283c316..01c01d79484e 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -138,6 +138,13 @@ enum bpf_reg_type {
 	 */
 	PTR_TO_PACKET,
 	PTR_TO_PACKET_END,	 /* skb->data + headlen */
+
+	/* PTR_TO_MAP_VALUE_ADJ is used for doing pointer math inside of a map
+	 * elem value.  We only allow this if we can statically verify that
+	 * access from this register are going to fall within the size of the
+	 * map element.
+	 */
+	PTR_TO_MAP_VALUE_ADJ,
 };
 
 struct bpf_prog;