linux-sg2042/include/linux/irq_cpustat.h

29 lines
845 B
C

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