hardirq.h 1.0 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /* hardirq.h: PA-RISC hard IRQ support.
  3. *
  4. * Copyright (C) 2001 Matthew Wilcox <matthew@wil.cx>
  5. * Copyright (C) 2013 Helge Deller <deller@gmx.de>
  6. */
  7. #ifndef _PARISC_HARDIRQ_H
  8. #define _PARISC_HARDIRQ_H
  9. #include <linux/cache.h>
  10. #include <linux/threads.h>
  11. #include <linux/irq.h>
  12. #ifdef CONFIG_IRQSTACKS
  13. #define __ARCH_HAS_DO_SOFTIRQ
  14. #endif
  15. typedef struct {
  16. unsigned int __softirq_pending;
  17. unsigned int kernel_stack_usage;
  18. unsigned int irq_stack_usage;
  19. #ifdef CONFIG_SMP
  20. unsigned int irq_resched_count;
  21. #endif
  22. unsigned int irq_unaligned_count;
  23. unsigned int irq_fpassist_count;
  24. unsigned int irq_tlb_count;
  25. } ____cacheline_aligned irq_cpustat_t;
  26. DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
  27. #define __ARCH_IRQ_STAT
  28. #define __IRQ_STAT(cpu, member) (irq_stat[cpu].member)
  29. #define inc_irq_stat(member) this_cpu_inc(irq_stat.member)
  30. #define __inc_irq_stat(member) __this_cpu_inc(irq_stat.member)
  31. #define ack_bad_irq(irq) WARN(1, "unexpected IRQ trap at vector %02x\n", irq)
  32. #endif /* _PARISC_HARDIRQ_H */