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Code Issues Releases Wiki Activity

perf annotate: No need to calculate notes->start twice 

Since we already set notes->start to map__rip_2objdump(map, sym->start)
in symbol__annotate2(), no need to calculate that address again in
symbol__calc_lines(), just use notes->start.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-ycxlg8mm5ueuj21w6gi62l7g@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2018-03-20 11:03:30 -03:00
parent d9bd766584
commit 425859ff0d
1 changed files with 4 additions and 5 deletions
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9
tools/perf/util/annotate.c
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@ -2230,7 +2230,7 @@ void annotation__update_column_widths(struct annotation *notes)
}
static void annotation__calc_lines(struct annotation *notes, struct map *map,
struct rb_root *root, u64 start)
struct rb_root *root)
{
struct annotation_line *al;
struct rb_root tmp_root = RB_ROOT;
@ -2251,8 +2251,8 @@ static void annotation__calc_lines(struct annotation *notes, struct map *map,
if (percent_max <= 0.5)
continue;
al->path = get_srcline(map->dso, start + al->offset, NULL,
false, true, start + al->offset);
al->path = get_srcline(map->dso, notes->start + al->offset, NULL,
false, true, notes->start + al->offset);
insert_source_line(&tmp_root, al);
}
@ -2263,9 +2263,8 @@ static void symbol__calc_lines(struct symbol *sym, struct map *map,
struct rb_root *root)
{
struct annotation *notes = symbol__annotation(sym);
u64 start = map__rip_2objdump(map, sym->start);
annotation__calc_lines(notes, map, root, start);
annotation__calc_lines(notes, map, root);
}
int symbol__tty_annotate2(struct symbol *sym, struct map *map,