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perf hists: Reset width of output fields with header length

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Some fields missed to set default column length so it broke align in
--stdio output.  Add perf_hpp__reset_width() to set it to a sane
default value.

Note that this change will ignore -w/--column-widths option for now.

Before:
  $ perf report -F cpu,comm,overhead --stdio
  ...
  # CPU          Command  Overhead
  #   ...............  ........
  #
    0          firefox     2.65%
    0      kworker/0:0     1.45%
    0          swapper     5.52%
    0         synergys     0.92%
    1          firefox     4.54%

After:
  # CPU          Command  Overhead
  # ...  ...............  ........
  #
      0          firefox     2.65%
      0      kworker/0:0     1.45%
      0          swapper     5.52%
      0         synergys     0.92%
      1          firefox     4.54%

Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/1400480762-22852-17-git-send-email-namhyung@kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
This commit is contained in:
Namhyung Kim 2014-03-20 11:18:54 +09:00 • committed by Jiri Olsa
parent e67d49a72d
commit 678a500d07
3 changed files with 16 additions and 18 deletions
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12
tools/perf/util/sort.c
View file

@ -1089,6 +1089,18 @@ bool perf_hpp__same_sort_entry(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b)
return hse_a->se == hse_b->se;
}
void perf_hpp__reset_width(struct perf_hpp_fmt *fmt, struct hists *hists)
{
struct hpp_sort_entry *hse;
if (!perf_hpp__is_sort_entry(fmt))
return;
hse = container_of(fmt, struct hpp_sort_entry, hpp);
hists__new_col_len(hists, hse->se->se_width_idx,
strlen(hse->se->se_header));
}
static int __sort__hpp_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,
struct perf_evsel *evsel)
{