Update to v3.14 kernel headers.

Change-Id: I4353cbc4ac56c173f6ddca0ea9361825fa53f04a
diff --git a/original/uapi/asm-generic/socket.h b/original/uapi/asm-generic/socket.h
index c5d2e3a..ea0796b 100644
--- a/original/uapi/asm-generic/socket.h
+++ b/original/uapi/asm-generic/socket.h
@@ -76,4 +76,10 @@
 
 #define SO_SELECT_ERR_QUEUE	45
 
+#define SO_BUSY_POLL		46
+
+#define SO_MAX_PACING_RATE	47
+
+#define SO_BPF_EXTENSIONS	48
+
 #endif /* __ASM_GENERIC_SOCKET_H */