Release 4.14 arch/x86/include/asm/trace/irq_vectors.h
/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM irq_vectors
#if !defined(_TRACE_IRQ_VECTORS_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_IRQ_VECTORS_H
#include <linux/tracepoint.h>
#include <asm/trace/common.h>
#ifdef CONFIG_X86_LOCAL_APIC
extern int trace_resched_ipi_reg(void);
extern void trace_resched_ipi_unreg(void);
DECLARE_EVENT_CLASS(x86_irq_vector,
TP_PROTO(int vector),
TP_ARGS(vector),
TP_STRUCT__entry(
__field( int, vector )
),
TP_fast_assign(
__entry->vector = vector;
),
TP_printk("vector=%d", __entry->vector) );
#define DEFINE_IRQ_VECTOR_EVENT(name) \
DEFINE_EVENT_FN(x86_irq_vector, name##_entry, \
TP_PROTO(int vector), \
TP_ARGS(vector), NULL, NULL); \
DEFINE_EVENT_FN(x86_irq_vector, name##_exit, \
TP_PROTO(int vector), \
TP_ARGS(vector), NULL, NULL);
#define DEFINE_RESCHED_IPI_EVENT(name) \
DEFINE_EVENT_FN(x86_irq_vector, name##_entry, \
TP_PROTO(int vector), \
TP_ARGS(vector), \
trace_resched_ipi_reg, \
trace_resched_ipi_unreg); \
DEFINE_EVENT_FN(x86_irq_vector, name##_exit, \
TP_PROTO(int vector), \
TP_ARGS(vector), \
trace_resched_ipi_reg, \
trace_resched_ipi_unreg);
/*
* local_timer - called when entering/exiting a local timer interrupt
* vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(local_timer);
/*
* spurious_apic - called when entering/exiting a spurious apic vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(spurious_apic);
/*
* error_apic - called when entering/exiting an error apic vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(error_apic);
/*
* x86_platform_ipi - called when entering/exiting a x86 platform ipi interrupt
* vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(x86_platform_ipi);
#ifdef CONFIG_IRQ_WORK
/*
* irq_work - called when entering/exiting a irq work interrupt
* vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(irq_work);
/*
* We must dis-allow sampling irq_work_exit() because perf event sampling
* itself can cause irq_work, which would lead to an infinite loop;
*
* 1) irq_work_exit happens
* 2) generates perf sample
* 3) generates irq_work
* 4) goto 1
*/
TRACE_EVENT_PERF_PERM(irq_work_exit, is_sampling_event(p_event) ? -EPERM : 0);
#endif
/*
* The ifdef is required because that tracepoint macro hell emits tracepoint
* code in files which include this header even if the tracepoint is not
* enabled. Brilliant stuff that.
*/
#ifdef CONFIG_SMP
/*
* reschedule - called when entering/exiting a reschedule vector handler
*/
DEFINE_RESCHED_IPI_EVENT(reschedule);
/*
* call_function - called when entering/exiting a call function interrupt
* vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(call_function);
/*
* call_function_single - called when entering/exiting a call function
* single interrupt vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(call_function_single);
#endif
#ifdef CONFIG_X86_MCE_THRESHOLD
/*
* threshold_apic - called when entering/exiting a threshold apic interrupt
* vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(threshold_apic);
#endif
#ifdef CONFIG_X86_MCE_AMD
/*
* deferred_error_apic - called when entering/exiting a deferred apic interrupt
* vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(deferred_error_apic);
#endif
#ifdef CONFIG_X86_THERMAL_VECTOR
/*
* thermal_apic - called when entering/exiting a thermal apic interrupt
* vector handler
*/
DEFINE_IRQ_VECTOR_EVENT(thermal_apic);
#endif
#endif /* CONFIG_X86_LOCAL_APIC */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#define TRACE_INCLUDE_FILE irq_vectors
#endif /* _TRACE_IRQ_VECTORS_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Seiji Aguchi | 121 | 58.17% | 1 | 14.29% |
| Thomas Gleixner | 64 | 30.77% | 3 | 42.86% |
| Peter Zijlstra | 16 | 7.69% | 1 | 14.29% |
| Aravind Gopalakrishnan | 6 | 2.88% | 1 | 14.29% |
| Greg Kroah-Hartman | 1 | 0.48% | 1 | 14.29% |
| Total | 208 | 100.00% | 7 | 100.00% |
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