Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / arm / mm / l2c-common.c

diff --git a/kernel/arch/arm/mm/l2c-common.c b/kernel/arch/arm/mm/l2c-common.c
new file mode 100644 (file)
index 0000000..10a3cf2
--- /dev/null
+++ b/kernel/arch/arm/mm/l2c-common.c
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2010 ARM Ltd.
+ * Written by Catalin Marinas <catalin.marinas@arm.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <linux/bug.h>
+#include <linux/smp.h>
+#include <asm/outercache.h>
+
+void outer_disable(void)
+{
+       WARN_ON(!irqs_disabled());
+       WARN_ON(num_online_cpus() > 1);
+
+       if (outer_cache.disable)
+               outer_cache.disable();
+}