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