| Greg Kroah-Hartman | b244131 | 2017-11-01 15:07:57 +0100 | [diff] [blame] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |
| Frederic Weisbecker | 0f6f47b | 2018-05-08 15:38:19 +0200 | [diff] [blame] | 21 | DECLARE_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)) |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 23 | #endif |
| 24 | |
| Frederic Weisbecker | 0fd7d86 | 2018-05-08 15:38:20 +0200 | [diff] [blame] | 25 | /* arch dependent irq_stat fields */ |
| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | #define nmi_count(cpu) __IRQ_STAT((cpu), __nmi_count) /* i386 */ |
| 27 | |
| 28 | #endif /* __irq_cpustat_h */ |