sparc: add SO_RESERVE_MEM definition.

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc/include/uapi/asm/socket.h

@@ -124,6 +124,9 @@
 
 #define SO_BUF_LOCK              0x0051
 
+#define SO_RESEVE_MEM            0x0052
+
+
 #if !defined(__KERNEL__)