xref: /OK3568_Linux_fs/kernel/arch/arm/mm/l2c-common.c (revision 4882a59341e53eb6f0b4789bf948001014eff981) 
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (C) 2010 ARM Ltd.
4*4882a593Smuzhiyun  * Written by Catalin Marinas <catalin.marinas@arm.com>
5*4882a593Smuzhiyun  */
6*4882a593Smuzhiyun #include <linux/bug.h>
7*4882a593Smuzhiyun #include <linux/smp.h>
8*4882a593Smuzhiyun #include <asm/outercache.h>
9*4882a593Smuzhiyun 
outer_disable(void)10*4882a593Smuzhiyun void outer_disable(void)
11*4882a593Smuzhiyun {
12*4882a593Smuzhiyun 	WARN_ON(!irqs_disabled());
13*4882a593Smuzhiyun 	WARN_ON(num_online_cpus() > 1);
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun 	if (outer_cache.disable)
16*4882a593Smuzhiyun 		outer_cache.disable();
17*4882a593Smuzhiyun }
18