New getsockopt option to get socket cookie
Introduce a new getsockopt operation to retrieve the socket cookie
for a specific socket based on the socket fd. It returns a unique
non-decreasing cookie for each socket.
Tested: https://android-review.googlesource.com/#/c/358163/
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Chenbo Feng <fengc@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h
index f754c79..5147018 100644
--- a/arch/parisc/include/uapi/asm/socket.h
+++ b/arch/parisc/include/uapi/asm/socket.h
@@ -95,4 +95,6 @@
#define SO_INCOMING_NAPI_ID 0x4031
+#define SO_COOKIE 0x4032
+
#endif /* _UAPI_ASM_SOCKET_H */