kernel_optimize_test/arch/arm/mm/l2c-common.c
Russell King 1f1d5b745a ARM: outer cache: add WARN_ON() to outer_disable()
Add WARN_ON() conditions to outer_disable() to ensure that its
requirements aren't violated.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
2014-05-30 00:47:23 +01:00

21 lines
501 B
C

/*
* 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();
}