mirror of https://gitee.com/openkylin/linux.git
29 lines
845 B
C
29 lines
845 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __irq_cpustat_h
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#define __irq_cpustat_h
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/*
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* Contains default mappings for irq_cpustat_t, used by almost every
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* architecture. Some arch (like s390) have per cpu hardware pages and
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* they define their own mappings for irq_stat.
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*
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* Keith Owens <kaos@ocs.com.au> July 2000.
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*/
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/*
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* Simple wrappers reducing source bloat. Define all irq_stat fields
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* here, even ones that are arch dependent. That way we get common
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* definitions instead of differing sets for each arch.
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*/
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#ifndef __ARCH_IRQ_STAT
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DECLARE_PER_CPU_ALIGNED(irq_cpustat_t, irq_stat); /* defined in asm/hardirq.h */
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#define __IRQ_STAT(cpu, member) (per_cpu(irq_stat.member, cpu))
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#endif
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/* arch dependent irq_stat fields */
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#define nmi_count(cpu) __IRQ_STAT((cpu), __nmi_count) /* i386 */
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#endif /* __irq_cpustat_h */
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