Remove osf_swapon; fall back to sys_swapon immediately.

arch/alpha/kernel/osf_sys.c

@@ -417,18 +417,6 @@ osf_utsname(char *name)
 	return error;
 }
 
-asmlinkage int
-osf_swapon(const char *path, int flags, int lowat, int hiwat)
-{
-	int ret;
-
-	/* for now, simply ignore lowat and hiwat... */
-	lock_kernel();
-	ret = sys_swapon(path, flags);
-	unlock_kernel();
-	return ret;
-}
-
 asmlinkage unsigned long
 sys_getpagesize(void)
 {

arch/alpha/kernel/systbls.S

@@ -216,7 +216,8 @@ sys_call_table:
 	.quad alpha_ni_syscall
 	.quad alpha_ni_syscall
 	.quad alpha_ni_syscall
-	.quad osf_swapon
+	/* The OSF swapon has two extra arguments, but we ignore them.  */
+	.quad sys_swapon
 	.quad sys_msgctl			/* 200 */
 	.quad sys_msgget
 	.quad sys_msgrcv