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perf annotate: Display total number of samples with --show-total-period

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To compare two records on an instruction base, with --show-total-period
option provided, display total number of samples that belong to a line
in assembly language.

New hot key 't' is introduced for 'perf annotate' TUI.

Signed-off-by: Martin Liska <mliska@suse.cz>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/5583E26D.1040407@suse.cz
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Martin Liška 2015-06-19 16:10:43 -03:00 • committed by Arnaldo Carvalho de Melo
parent a5499b3719
commit 0c4a5bcea4
4 changed files with 70 additions and 23 deletions
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3
tools/perf/util/annotate.h
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@ -72,7 +72,7 @@ struct disasm_line *disasm__get_next_ip_line(struct list_head *head, struct disa
int disasm_line__scnprintf(struct disasm_line *dl, char *bf, size_t size, bool raw);
size_t disasm__fprintf(struct list_head *head, FILE *fp);
double disasm__calc_percent(struct annotation *notes, int evidx, s64 offset,
s64 end, const char **path);
s64 end, const char **path, u64 *nr_samples);
struct sym_hist {
u64 sum;
@ -82,6 +82,7 @@ struct sym_hist {
struct source_line_percent {
double percent;
double percent_sum;
double samples;
};
struct source_line {