Viewing file:  osnoise.h (2.94 KB) -rw-r--r--
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/* SPDX-License-Identifier: GPL-2.0 */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM osnoise
#if !defined(_OSNOISE_TRACE_H) || defined(TRACE_HEADER_MULTI_READ)
#define _OSNOISE_TRACE_H
#include <linux/tracepoint.h>
TRACE_EVENT(thread_noise,
TP_PROTO(struct task_struct *t, u64 start, u64 duration),
TP_ARGS(t, start, duration),
TP_STRUCT__entry(
__array( char, comm, TASK_COMM_LEN)
__field( u64, start )
__field( u64, duration)
__field( pid_t, pid )
),
TP_fast_assign(
memcpy(__entry->comm, t->comm, TASK_COMM_LEN);
__entry->pid = t->pid;
__entry->start = start;
__entry->duration = duration;
),
TP_printk("%8s:%d start %llu.%09u duration %llu ns",
__entry->comm,
__entry->pid,
__print_ns_to_secs(__entry->start),
__print_ns_without_secs(__entry->start),
__entry->duration)
);
TRACE_EVENT(softirq_noise,
TP_PROTO(int vector, u64 start, u64 duration),
TP_ARGS(vector, start, duration),
TP_STRUCT__entry(
__field( u64, start )
__field( u64, duration)
__field( int, vector )
),
TP_fast_assign(
__entry->vector = vector;
__entry->start = start;
__entry->duration = duration;
),
TP_printk("%8s:%d start %llu.%09u duration %llu ns",
show_softirq_name(__entry->vector),
__entry->vector,
__print_ns_to_secs(__entry->start),
__print_ns_without_secs(__entry->start),
__entry->duration)
);
TRACE_EVENT(irq_noise,
TP_PROTO(int vector, const char *desc, u64 start, u64 duration),
TP_ARGS(vector, desc, start, duration),
TP_STRUCT__entry(
__field( u64, start )
__field( u64, duration)
__string( desc, desc )
__field( int, vector )
),
TP_fast_assign(
__assign_str(desc, desc);
__entry->vector = vector;
__entry->start = start;
__entry->duration = duration;
),
TP_printk("%s:%d start %llu.%09u duration %llu ns",
__get_str(desc),
__entry->vector,
__print_ns_to_secs(__entry->start),
__print_ns_without_secs(__entry->start),
__entry->duration)
);
TRACE_EVENT(nmi_noise,
TP_PROTO(u64 start, u64 duration),
TP_ARGS(start, duration),
TP_STRUCT__entry(
__field( u64, start )
__field( u64, duration)
),
TP_fast_assign(
__entry->start = start;
__entry->duration = duration;
),
TP_printk("start %llu.%09u duration %llu ns",
__print_ns_to_secs(__entry->start),
__print_ns_without_secs(__entry->start),
__entry->duration)
);
TRACE_EVENT(sample_threshold,
TP_PROTO(u64 start, u64 duration, u64 interference),
TP_ARGS(start, duration, interference),
TP_STRUCT__entry(
__field( u64, start )
__field( u64, duration)
__field( u64, interference)
),
TP_fast_assign(
__entry->start = start;
__entry->duration = duration;
__entry->interference = interference;
),
TP_printk("start %llu.%09u duration %llu ns interference %llu",
__print_ns_to_secs(__entry->start),
__print_ns_without_secs(__entry->start),
__entry->duration,
__entry->interference)
);
#endif /* _TRACE_OSNOISE_H */
/* This part must be outside protection */
#include <trace/define_trace.h>
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