tools/perf/util/events_stats.h

Source file repositories/reference/linux-study-clean/tools/perf/util/events_stats.h

File Facts

System
Linux kernel
Corpus path
tools/perf/util/events_stats.h
Extension
.h
Size
2754 bytes
Lines
73
Domain
Support Tooling And Documentation
Bucket
tools
Inferred role
Support Tooling And Documentation: implementation source
Status
source implementation candidate

Why This File Exists

Repository support layer: documentation, build tooling, samples, user-space helper tools, generated initramfs support, licenses, and validation utilities.

Dependency Surface

Detected Declarations

Annotated Snippet

struct events_stats {
	u64 total_lost;
	u64 total_lost_samples;
	u64 total_dropped_samples;
	u64 total_aux_lost;
	u64 total_aux_partial;
	u64 total_aux_collision;
	u64 total_invalid_chains;
	u32 nr_events[PERF_RECORD_HEADER_MAX];
	u32 nr_lost_warned;
	u32 nr_unknown_events;
	u32 nr_invalid_chains;
	u32 nr_unknown_id;
	u32 nr_unprocessable_samples;
	u32 nr_auxtrace_errors[PERF_AUXTRACE_ERROR_MAX];
	u32 nr_proc_map_timeout;
};

struct hists_stats {
	u64 total_period;
	u64 total_non_filtered_period;
	u64 total_latency;
	u64 total_non_filtered_latency;
	u32 nr_samples;
	u32 nr_non_filtered_samples;
	u32 nr_lost_samples;
	u32 nr_dropped_samples;
};

void events_stats__inc(struct events_stats *stats, u32 type);

size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);

#endif /* __PERF_EVENTS_STATS_ */

Annotation

Implementation Notes