Release 4.15 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
TRACE_EVENT(vector_config,
TP_PROTO(unsigned int irq, unsigned int vector,
unsigned int cpu, unsigned int apicdest),
TP_ARGS(irq, vector, cpu, apicdest),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( unsigned int, vector )
__field( unsigned int, cpu )
__field( unsigned int, apicdest )
),
TP_fast_assign(
__entry->irq = irq;
__entry->vector = vector;
__entry->cpu = cpu;
__entry->apicdest = apicdest;
),
TP_printk("irq=%u vector=%u cpu=%u apicdest=0x%08x",
__entry->irq, __entry->vector, __entry->cpu,
__entry->apicdest)
);
DECLARE_EVENT_CLASS(vector_mod,
TP_PROTO(unsigned int irq, unsigned int vector,
unsigned int cpu, unsigned int prev_vector,
unsigned int prev_cpu),
TP_ARGS(irq, vector, cpu, prev_vector, prev_cpu),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( unsigned int, vector )
__field( unsigned int, cpu )
__field( unsigned int, prev_vector )
__field( unsigned int, prev_cpu )
),
TP_fast_assign(
__entry->irq = irq;
__entry->vector = vector;
__entry->cpu = cpu;
__entry->prev_vector = prev_vector;
__entry->prev_cpu = prev_cpu;
),
TP_printk("irq=%u vector=%u cpu=%u prev_vector=%u prev_cpu=%u",
__entry->irq, __entry->vector, __entry->cpu,
__entry->prev_vector, __entry->prev_cpu)
);
#define DEFINE_IRQ_VECTOR_MOD_EVENT(name) \
DEFINE_EVENT_FN(vector_mod, name, \
TP_PROTO(unsigned int irq, unsigned int vector, \
unsigned int cpu, unsigned int prev_vector, \
unsigned int prev_cpu), \
TP_ARGS(irq, vector, cpu, prev_vector, prev_cpu), NULL, NULL); \
DEFINE_IRQ_VECTOR_MOD_EVENT(vector_update);
DEFINE_IRQ_VECTOR_MOD_EVENT(vector_clear);
DECLARE_EVENT_CLASS(vector_reserve,
TP_PROTO(unsigned int irq, int ret),
TP_ARGS(irq, ret),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( int, ret )
),
TP_fast_assign(
__entry->irq = irq;
__entry->ret = ret;
),
TP_printk("irq=%u ret=%d", __entry->irq, __entry->ret)
);
#define DEFINE_IRQ_VECTOR_RESERVE_EVENT(name) \
DEFINE_EVENT_FN(vector_reserve, name, \
TP_PROTO(unsigned int irq, int ret), \
TP_ARGS(irq, ret), NULL, NULL); \
DEFINE_IRQ_VECTOR_RESERVE_EVENT(vector_reserve_managed);
DEFINE_IRQ_VECTOR_RESERVE_EVENT(vector_reserve);
TRACE_EVENT(vector_alloc,
TP_PROTO(unsigned int irq, unsigned int vector, bool reserved,
int ret),
TP_ARGS(irq, vector, ret, reserved),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( unsigned int, vector )
__field( bool, reserved )
__field( int, ret )
),
TP_fast_assign(
__entry->irq = irq;
__entry->vector = ret < 0 ? 0 : vector;
__entry->reserved = reserved;
__entry->ret = ret > 0 ? 0 : ret;
),
TP_printk("irq=%u vector=%u reserved=%d ret=%d",
__entry->irq, __entry->vector,
__entry->reserved, __entry->ret)
);
TRACE_EVENT(vector_alloc_managed,
TP_PROTO(unsigned int irq, unsigned int vector,
int ret),
TP_ARGS(irq, vector, ret),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( unsigned int, vector )
__field( int, ret )
),
TP_fast_assign(
__entry->irq = irq;
__entry->vector = ret < 0 ? 0 : vector;
__entry->ret = ret > 0 ? 0 : ret;
),
TP_printk("irq=%u vector=%u ret=%d",
__entry->irq, __entry->vector, __entry->ret)
);
DECLARE_EVENT_CLASS(vector_activate,
TP_PROTO(unsigned int irq, bool is_managed, bool can_reserve,
bool reserve),
TP_ARGS(irq, is_managed, can_reserve, reserve),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( bool, is_managed )
__field( bool, can_reserve )
__field( bool, reserve )
),
TP_fast_assign(
__entry->irq = irq;
__entry->is_managed = is_managed;
__entry->can_reserve = can_reserve;
__entry->reserve = reserve;
),
TP_printk("irq=%u is_managed=%d can_reserve=%d reserve=%d",
__entry->irq, __entry->is_managed, __entry->can_reserve,
__entry->reserve)
);
#define DEFINE_IRQ_VECTOR_ACTIVATE_EVENT(name) \
DEFINE_EVENT_FN(vector_activate, name, \
TP_PROTO(unsigned int irq, bool is_managed, \
bool can_reserve, bool reserve), \
TP_ARGS(irq, is_managed, can_reserve, reserve), NULL, NULL); \
DEFINE_IRQ_VECTOR_ACTIVATE_EVENT(vector_activate);
DEFINE_IRQ_VECTOR_ACTIVATE_EVENT(vector_deactivate);
TRACE_EVENT(vector_teardown,
TP_PROTO(unsigned int irq, bool is_managed, bool has_reserved),
TP_ARGS(irq, is_managed, has_reserved),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( bool, is_managed )
__field( bool, has_reserved )
),
TP_fast_assign(
__entry->irq = irq;
__entry->is_managed = is_managed;
__entry->has_reserved = has_reserved;
),
TP_printk("irq=%u is_managed=%d has_reserved=%d",
__entry->irq, __entry->is_managed, __entry->has_reserved)
);
TRACE_EVENT(vector_setup,
TP_PROTO(unsigned int irq, bool is_legacy, int ret),
TP_ARGS(irq, is_legacy, ret),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( bool, is_legacy )
__field( int, ret )
),
TP_fast_assign(
__entry->irq = irq;
__entry->is_legacy = is_legacy;
__entry->ret = ret;
),
TP_printk("irq=%u is_legacy=%d ret=%d",
__entry->irq, __entry->is_legacy, __entry->ret)
);
TRACE_EVENT(vector_free_moved,
TP_PROTO(unsigned int irq, unsigned int cpu, unsigned int vector,
bool is_managed),
TP_ARGS(irq, cpu, vector, is_managed),
TP_STRUCT__entry(
__field( unsigned int, irq )
__field( unsigned int, cpu )
__field( unsigned int, vector )
__field( bool, is_managed )
),
TP_fast_assign(
__entry->irq = irq;
__entry->cpu = cpu;
__entry->vector = vector;
__entry->is_managed = is_managed;
),
TP_printk("irq=%u cpu=%u vector=%u is_managed=%d",
__entry->irq, __entry->cpu, __entry->vector,
__entry->is_managed)
);
#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 |
| Thomas Gleixner | 272 | 65.38% | 6 | 60.00% |
| Seiji Aguchi | 121 | 29.09% | 1 | 10.00% |
| Peter Zijlstra | 16 | 3.85% | 1 | 10.00% |
| Aravind Gopalakrishnan | 6 | 1.44% | 1 | 10.00% |
| Greg Kroah-Hartman | 1 | 0.24% | 1 | 10.00% |
| Total | 416 | 100.00% | 10 | 100.00% |
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