arch/x86/include/asm/hardirq.h

   1 #ifndef _ASM_X86_HARDIRQ_H
   2 #define _ASM_X86_HARDIRQ_H
   3
   4 #include <linux/threads.h>
   5 #include <linux/irq.h>
   6
   7 typedef struct {
   8         unsigned int __softirq_pending;
   9         unsigned int __nmi_count;       /* arch dependent */
  10 #ifdef CONFIG_X86_LOCAL_APIC
  11         unsigned int apic_timer_irqs;   /* arch dependent */
  12         unsigned int irq_spurious_count;
  13         unsigned int icr_read_retry_count;
  14 #endif
  15 #ifdef CONFIG_HAVE_KVM
  16         unsigned int kvm_posted_intr_ipis;
  17 #endif
  18         unsigned int x86_platform_ipis; /* arch dependent */
  19         unsigned int apic_perf_irqs;
  20         unsigned int apic_irq_work_irqs;
  21 #ifdef CONFIG_SMP
  22         unsigned int irq_resched_count;
  23         unsigned int irq_call_count;
  24         /*
  25          * irq_tlb_count is double-counted in irq_call_count, so it must be
  26          * subtracted from irq_call_count when displaying irq_call_count
  27          */
  28         unsigned int irq_tlb_count;
  29 #endif
  30 #ifdef CONFIG_X86_THERMAL_VECTOR
  31         unsigned int irq_thermal_count;
  32 #endif
  33 #ifdef CONFIG_X86_MCE_THRESHOLD
  34         unsigned int irq_threshold_count;
  35 #endif
  36 } ____cacheline_aligned irq_cpustat_t;
  37
  38 DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
  39
  40 /* We can have at most NR_VECTORS irqs routed to a cpu at a time */
  41 #define MAX_HARDIRQS_PER_CPU NR_VECTORS
  42
  43 #define __ARCH_IRQ_STAT
  44
  45 #define inc_irq_stat(member)    this_cpu_inc(irq_stat.member)
  46
  47 #define local_softirq_pending() this_cpu_read(irq_stat.__softirq_pending)
  48
  49 #define __ARCH_SET_SOFTIRQ_PENDING
  50
  51 #define set_softirq_pending(x)  \
  52                 this_cpu_write(irq_stat.__softirq_pending, (x))
  53 #define or_softirq_pending(x)   this_cpu_or(irq_stat.__softirq_pending, (x))
  54
  55 extern void ack_bad_irq(unsigned int irq);
  56
  57 extern u64 arch_irq_stat_cpu(unsigned int cpu);
  58 #define arch_irq_stat_cpu       arch_irq_stat_cpu
  59
  60 extern u64 arch_irq_stat(void);
  61 #define arch_irq_stat           arch_irq_stat
  62
  63 #endif /* _ASM_X86_HARDIRQ_H */