arch/x86/include/asm/trace/irq_vectors.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM irq_vectors
   3
   4 #if !defined(_TRACE_IRQ_VECTORS_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_IRQ_VECTORS_H
   6
   7 #include <linux/tracepoint.h>
   8 #include <asm/trace/common.h>
   9
  10 #ifdef CONFIG_X86_LOCAL_APIC
  11
  12 extern int trace_resched_ipi_reg(void);
  13 extern void trace_resched_ipi_unreg(void);
  14
  15 DECLARE_EVENT_CLASS(x86_irq_vector,
  16
  17         TP_PROTO(int vector),
  18
  19         TP_ARGS(vector),
  20
  21         TP_STRUCT__entry(
  22                 __field(                int,    vector  )
  23         ),
  24
  25         TP_fast_assign(
  26                 __entry->vector = vector;
  27         ),
  28
  29         TP_printk("vector=%d", __entry->vector) );
  30
  31 #define DEFINE_IRQ_VECTOR_EVENT(name)           \
  32 DEFINE_EVENT_FN(x86_irq_vector, name##_entry,   \
  33         TP_PROTO(int vector),                   \
  34         TP_ARGS(vector), NULL, NULL);           \
  35 DEFINE_EVENT_FN(x86_irq_vector, name##_exit,    \
  36         TP_PROTO(int vector),                   \
  37         TP_ARGS(vector), NULL, NULL);
  38
  39 #define DEFINE_RESCHED_IPI_EVENT(name)          \
  40 DEFINE_EVENT_FN(x86_irq_vector, name##_entry,   \
  41         TP_PROTO(int vector),                   \
  42         TP_ARGS(vector),                        \
  43         trace_resched_ipi_reg,                  \
  44         trace_resched_ipi_unreg);               \
  45 DEFINE_EVENT_FN(x86_irq_vector, name##_exit,    \
  46         TP_PROTO(int vector),                   \
  47         TP_ARGS(vector),                        \
  48         trace_resched_ipi_reg,                  \
  49         trace_resched_ipi_unreg);
  50
  51 /*
  52  * local_timer - called when entering/exiting a local timer interrupt
  53  * vector handler
  54  */
  55 DEFINE_IRQ_VECTOR_EVENT(local_timer);
  56
  57 /*
  58  * spurious_apic - called when entering/exiting a spurious apic vector handler
  59  */
  60 DEFINE_IRQ_VECTOR_EVENT(spurious_apic);
  61
  62 /*
  63  * error_apic - called when entering/exiting an error apic vector handler
  64  */
  65 DEFINE_IRQ_VECTOR_EVENT(error_apic);
  66
  67 /*
  68  * x86_platform_ipi - called when entering/exiting a x86 platform ipi interrupt
  69  * vector handler
  70  */
  71 DEFINE_IRQ_VECTOR_EVENT(x86_platform_ipi);
  72
  73 #ifdef CONFIG_IRQ_WORK
  74 /*
  75  * irq_work - called when entering/exiting a irq work interrupt
  76  * vector handler
  77  */
  78 DEFINE_IRQ_VECTOR_EVENT(irq_work);
  79
  80 /*
  81  * We must dis-allow sampling irq_work_exit() because perf event sampling
  82  * itself can cause irq_work, which would lead to an infinite loop;
  83  *
  84  *  1) irq_work_exit happens
  85  *  2) generates perf sample
  86  *  3) generates irq_work
  87  *  4) goto 1
  88  */
  89 TRACE_EVENT_PERF_PERM(irq_work_exit, is_sampling_event(p_event) ? -EPERM : 0);
  90 #endif
  91
  92 /*
  93  * The ifdef is required because that tracepoint macro hell emits tracepoint
  94  * code in files which include this header even if the tracepoint is not
  95  * enabled. Brilliant stuff that.
  96  */
  97 #ifdef CONFIG_SMP
  98 /*
  99  * reschedule - called when entering/exiting a reschedule vector handler
 100  */
 101 DEFINE_RESCHED_IPI_EVENT(reschedule);
 102
 103 /*
 104  * call_function - called when entering/exiting a call function interrupt
 105  * vector handler
 106  */
 107 DEFINE_IRQ_VECTOR_EVENT(call_function);
 108
 109 /*
 110  * call_function_single - called when entering/exiting a call function
 111  * single interrupt vector handler
 112  */
 113 DEFINE_IRQ_VECTOR_EVENT(call_function_single);
 114 #endif
 115
 116 #ifdef CONFIG_X86_MCE_THRESHOLD
 117 /*
 118  * threshold_apic - called when entering/exiting a threshold apic interrupt
 119  * vector handler
 120  */
 121 DEFINE_IRQ_VECTOR_EVENT(threshold_apic);
 122 #endif
 123
 124 #ifdef CONFIG_X86_MCE_AMD
 125 /*
 126  * deferred_error_apic - called when entering/exiting a deferred apic interrupt
 127  * vector handler
 128  */
 129 DEFINE_IRQ_VECTOR_EVENT(deferred_error_apic);
 130 #endif
 131
 132 #ifdef CONFIG_X86_THERMAL_VECTOR
 133 /*
 134  * thermal_apic - called when entering/exiting a thermal apic interrupt
 135  * vector handler
 136  */
 137 DEFINE_IRQ_VECTOR_EVENT(thermal_apic);
 138 #endif
 139
 140 #endif /* CONFIG_X86_LOCAL_APIC */
 141
 142 #undef TRACE_INCLUDE_PATH
 143 #define TRACE_INCLUDE_PATH .
 144 #define TRACE_INCLUDE_FILE irq_vectors
 145 #endif /*  _TRACE_IRQ_VECTORS_H */
 146
 147 /* This part must be outside protection */
 148 #include <trace/define_trace.h>