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-rw-r--r--arch/s390/include/asm/socket.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/s390/include/asm/socket.h b/arch/s390/include/asm/socket.h
index c786ab623b2..02330c50241 100644
--- a/arch/s390/include/asm/socket.h
+++ b/arch/s390/include/asm/socket.h
@@ -62,4 +62,7 @@
#define SO_MARK 36
+#define SO_TIMESTAMPING 37
+#define SCM_TIMESTAMPING SO_TIMESTAMPING
+
#endif /* _ASM_SOCKET_H */