xref: /OK3568_Linux_fs/kernel/lib/irq_regs.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-or-later
2*4882a593Smuzhiyun /* saved per-CPU IRQ register pointer
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
5*4882a593Smuzhiyun  * Written by David Howells (dhowells@redhat.com)
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun #include <linux/export.h>
8*4882a593Smuzhiyun #include <linux/percpu.h>
9*4882a593Smuzhiyun #include <asm/irq_regs.h>
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #ifndef ARCH_HAS_OWN_IRQ_REGS
12*4882a593Smuzhiyun DEFINE_PER_CPU(struct pt_regs *, __irq_regs);
13*4882a593Smuzhiyun EXPORT_PER_CPU_SYMBOL(__irq_regs);
14*4882a593Smuzhiyun #endif
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