398 lines
9.2 KiB
C
398 lines
9.2 KiB
C
/* 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>
|