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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __irq_cpustat_h
3#define __irq_cpustat_h
4
5/*
6 * Contains default mappings for irq_cpustat_t, used by almost every
7 * architecture. Some arch (like s390) have per cpu hardware pages and
8 * they define their own mappings for irq_stat.
9 *
10 * Keith Owens <kaos@ocs.com.au> July 2000.
11 */
12
13
14/*
15 * Simple wrappers reducing source bloat. Define all irq_stat fields
16 * here, even ones that are arch dependent. That way we get common
17 * definitions instead of differing sets for each arch.
18 */
19
20#ifndef __ARCH_IRQ_STAT
21DECLARE_PER_CPU_ALIGNED(irq_cpustat_t, irq_stat); /* defined in asm/hardirq.h */
22#define __IRQ_STAT(cpu, member) (per_cpu(irq_stat.member, cpu))
23#endif
24
25/* arch dependent irq_stat fields */
26#define nmi_count(cpu) __IRQ_STAT((cpu), __nmi_count) /* i386 */
27
28#endif /* __irq_cpustat_h */
29

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