arch/x86/include/asm/hardirq.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _ASM_X86_HARDIRQ_H
   3 #define _ASM_X86_HARDIRQ_H
   4
   5 #include <linux/threads.h>
   6 #include <linux/irq.h>
   7
   8 typedef struct {
   9         unsigned int __softirq_pending;
  10         unsigned int __nmi_count;       /* arch dependent */
  11 #ifdef CONFIG_X86_LOCAL_APIC
  12         unsigned int apic_timer_irqs;   /* arch dependent */
  13         unsigned int irq_spurious_count;
  14         unsigned int icr_read_retry_count;
  15 #endif
  16 #ifdef CONFIG_HAVE_KVM
  17         unsigned int kvm_posted_intr_ipis;
  18         unsigned int kvm_posted_intr_wakeup_ipis;
  19         unsigned int kvm_posted_intr_nested_ipis;
  20 #endif
  21         unsigned int x86_platform_ipis; /* arch dependent */
  22         unsigned int apic_perf_irqs;
  23         unsigned int apic_irq_work_irqs;
  24 #ifdef CONFIG_SMP
  25         unsigned int irq_resched_count;
  26         unsigned int irq_call_count;
  27 #endif
  28         unsigned int irq_tlb_count;
  29 #ifdef CONFIG_X86_THERMAL_VECTOR
  30         unsigned int irq_thermal_count;
  31 #endif
  32 #ifdef CONFIG_X86_MCE_THRESHOLD
  33         unsigned int irq_threshold_count;
  34 #endif
  35 #ifdef CONFIG_X86_MCE_AMD
  36         unsigned int irq_deferred_error_count;
  37 #endif
  38 #if IS_ENABLED(CONFIG_HYPERV) || defined(CONFIG_XEN)
  39         unsigned int irq_hv_callback_count;
  40 #endif
  41 #if IS_ENABLED(CONFIG_HYPERV)
  42         unsigned int irq_hv_reenlightenment_count;
  43 #endif
  44 } ____cacheline_aligned irq_cpustat_t;
  45
  46 DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t, irq_stat);
  47
  48 #define __ARCH_IRQ_STAT
  49
  50 #define inc_irq_stat(member)    this_cpu_inc(irq_stat.member)
  51
  52 #define local_softirq_pending() this_cpu_read(irq_stat.__softirq_pending)
  53
  54 #define __ARCH_SET_SOFTIRQ_PENDING
  55
  56 #define set_softirq_pending(x)  \
  57                 this_cpu_write(irq_stat.__softirq_pending, (x))
  58 #define or_softirq_pending(x)   this_cpu_or(irq_stat.__softirq_pending, (x))
  59
  60 extern void ack_bad_irq(unsigned int irq);
  61
  62 extern u64 arch_irq_stat_cpu(unsigned int cpu);
  63 #define arch_irq_stat_cpu       arch_irq_stat_cpu
  64
  65 extern u64 arch_irq_stat(void);
  66 #define arch_irq_stat           arch_irq_stat
  67
  68 #endif /* _ASM_X86_HARDIRQ_H */