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142 lines
2.9 KiB
142 lines
2.9 KiB
/* 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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