Commit 4318bcb7 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf tools: Move events_stats struct to event.h 

This is the only bit of hist.h that session.[ch] will end up using, so
move it out of hist.h to make that abundantly clear.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jean Pihet <jean.pihet@linaro.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-l9ftsl21ggw0c1g2ig87otmd@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent c2329ade

tools/perf/util/event.h

+26 −0
Original line number Diff line number Diff line
@@ -190,6 +190,32 @@ enum perf_user_event_type { /* above any possible kernel type */ 
	PERF_RECORD_HEADER_MAX

};



/*

 * The kernel collects the number of events it couldn't send in a stretch and

 * when possible sends this number in a PERF_RECORD_LOST event. The number of

 * such "chunks" of lost events is stored in .nr_events[PERF_EVENT_LOST] while

 * total_lost tells exactly how many events the kernel in fact lost, i.e. it is

 * the sum of all struct lost_event.lost fields reported.

 *

 * The total_period is needed because by default auto-freq is used, so

 * multipling nr_events[PERF_EVENT_SAMPLE] by a frequency isn't possible to get

 * the total number of low level events, it is necessary to to sum all struct

 * sample_event.period and stash the result in total_period.

 */

struct events_stats {

	u64 total_period;

	u64 total_non_filtered_period;

	u64 total_lost;

	u64 total_invalid_chains;

	u32 nr_events[PERF_RECORD_HEADER_MAX];

	u32 nr_non_filtered_samples;

	u32 nr_lost_warned;

	u32 nr_unknown_events;

	u32 nr_invalid_chains;

	u32 nr_unknown_id;

	u32 nr_unprocessable_samples;

};



struct attr_event {

	struct perf_event_header header;

	struct perf_event_attr attr;

tools/perf/util/hist.h

+0 −26
Original line number Diff line number Diff line
@@ -23,32 +23,6 @@ enum hist_filter { 
	HIST_FILTER__HOST,

};



/*

 * The kernel collects the number of events it couldn't send in a stretch and

 * when possible sends this number in a PERF_RECORD_LOST event. The number of

 * such "chunks" of lost events is stored in .nr_events[PERF_EVENT_LOST] while

 * total_lost tells exactly how many events the kernel in fact lost, i.e. it is

 * the sum of all struct lost_event.lost fields reported.

 *

 * The total_period is needed because by default auto-freq is used, so

 * multipling nr_events[PERF_EVENT_SAMPLE] by a frequency isn't possible to get

 * the total number of low level events, it is necessary to to sum all struct

 * sample_event.period and stash the result in total_period.

 */

struct events_stats {

	u64 total_period;

	u64 total_non_filtered_period;

	u64 total_lost;

	u64 total_invalid_chains;

	u32 nr_events[PERF_RECORD_HEADER_MAX];

	u32 nr_non_filtered_samples;

	u32 nr_lost_warned;

	u32 nr_unknown_events;

	u32 nr_invalid_chains;

	u32 nr_unknown_id;

	u32 nr_unprocessable_samples;

};



enum hist_column {

	HISTC_SYMBOL,

	HISTC_DSO,

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