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perf report: Add --percent-limit option

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The --percent-limit option is for not showing small overhead entries in
the output.  Maybe we want to set a certain default value like 0.1.

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/1368497347-9628-7-git-send-email-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Namhyung Kim
2013-05-14 11:09:04 +09:00
committed by Arnaldo Carvalho de Melo
parent f3dd19817e
commit 064f19815c
8 changed files with 115 additions and 25 deletions
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10
tools/perf/util/hist.h
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@@ -115,7 +115,7 @@ void events_stats__inc(struct events_stats *stats, u32 type);
size_t events_stats__fprintf(struct events_stats *stats, FILE *fp);
size_t hists__fprintf(struct hists *self, bool show_header, int max_rows,
int max_cols, FILE *fp);
int max_cols, float min_pcnt, FILE *fp);
int hist_entry__inc_addr_samples(struct hist_entry *self, int evidx, u64 addr);
int hist_entry__annotate(struct hist_entry *self, size_t privsize);
@@ -195,6 +195,7 @@ int hist_entry__tui_annotate(struct hist_entry *he, struct perf_evsel *evsel,
int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
struct hist_browser_timer *hbt,
float min_pcnt,
struct perf_session_env *env);
int script_browse(const char *script_opt);
#else
@@ -202,6 +203,7 @@ static inline
int perf_evlist__tui_browse_hists(struct perf_evlist *evlist __maybe_unused,
const char *help __maybe_unused,
struct hist_browser_timer *hbt __maybe_unused,
float min_pcnt __maybe_unused,
struct perf_session_env *env __maybe_unused)
{
return 0;
@@ -229,12 +231,14 @@ static inline int script_browse(const char *script_opt __maybe_unused)
#ifdef GTK2_SUPPORT
int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist, const char *help,
struct hist_browser_timer *hbt __maybe_unused);
struct hist_browser_timer *hbt __maybe_unused,
float min_pcnt);
#else
static inline
int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist __maybe_unused,
const char *help __maybe_unused,
struct hist_browser_timer *hbt __maybe_unused)
struct hist_browser_timer *hbt __maybe_unused,
float min_pcnt __maybe_unused)
{
return 0;
}