switch spu_create(2) to use of SYSCALL_DEFINE4, make it use umode_t

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index d86e525..b256214 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -753,7 +753,7 @@
 asmlinkage long sys_spu_run(int fd, __u32 __user *unpc,
 				 __u32 __user *ustatus);
 asmlinkage long sys_spu_create(const char __user *name,
-		unsigned int flags, mode_t mode, int fd);
+		unsigned int flags, umode_t mode, int fd);
 
 asmlinkage long sys_mknodat(int dfd, const char __user * filename, umode_t mode,
 			    unsigned dev);