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perf hist: Calculate max_sym name len and nr_entries

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Better done when we are adding entries, be it initially of when we're
re-sorting the histograms.

Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo
2010-05-10 13:57:51 -03:00
parent 1c02c4d2e9
commit fefb0b94bb
5 changed files with 30 additions and 13 deletions
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4
tools/perf/util/hist.h
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@ -19,10 +19,12 @@ struct events_stats {
struct hists {
struct rb_node rb_node;
struct rb_root entries;
u64 nr_entries;
struct events_stats stats;
u64 config;
u64 event_stream;
u32 type;
u32 max_sym_namelen;
};
struct hist_entry *__hists__add_entry(struct hists *self,
@ -38,7 +40,7 @@ int hist_entry__snprintf(struct hist_entry *self, char *bf, size_t size,
long displacement, bool color, u64 total);
void hist_entry__free(struct hist_entry *);
u64 hists__output_resort(struct hists *self);
void hists__output_resort(struct hists *self);
void hists__collapse_resort(struct hists *self);
size_t hists__fprintf(struct hists *self, struct hists *pair,
bool show_displacement, FILE *fp);