Blackfin: hook up new perf_counter_open syscall

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
diff --git a/arch/blackfin/include/asm/unistd.h b/arch/blackfin/include/asm/unistd.h
index da35133..c8e7ee4 100644
--- a/arch/blackfin/include/asm/unistd.h
+++ b/arch/blackfin/include/asm/unistd.h
@@ -381,8 +381,9 @@
 #define __NR_preadv		366
 #define __NR_pwritev		367
 #define __NR_rt_tgsigqueueinfo	368
+#define __NR_perf_counter_open	369
 
-#define __NR_syscall		369
+#define __NR_syscall		370
 #define NR_syscalls		__NR_syscall
 
 /* Old optional stuff no one actually uses */