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-rw-r--r--arch/arm/mm/l2c-common.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/mm/l2c-common.c b/arch/arm/mm/l2c-common.c
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+++ b/arch/arm/mm/l2c-common.c
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+/*
+ * 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();
+}
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