diff options
| author | Namhyung Kim <[email protected]> | 2016-02-27 03:52:43 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2016-02-26 18:35:57 -0300 |
| commit | 84b6ee8ea36ff797afa13c297a86ed0144482bee (patch) | |
| tree | c8f898ba7c4ae42075dcb724addef55f5dfc5f0b | |
| parent | 2ddda792373065577eb9207370cb7a28395caffa (diff) | |
perf hists: Fix comparing of dynamic entries
When hist_entry__cmp() and hist_entry__collapse() are called, they
should check if the dynamic entry is comparing matching hists only.
Otherwise it might access different hists resulting in incorrect output.
Signed-off-by: Namhyung Kim <[email protected]>
Acked-by: Jiri Olsa <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Cc: Wang Nan <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
| -rw-r--r-- | tools/perf/util/hist.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/util/hist.c b/tools/perf/util/hist.c index 75dc41d2dca9..cc849d326211 100644 --- a/tools/perf/util/hist.c +++ b/tools/perf/util/hist.c @@ -1002,6 +1002,10 @@ hist_entry__cmp(struct hist_entry *left, struct hist_entry *right) int64_t cmp = 0; hists__for_each_sort_list(hists, fmt) { + if (perf_hpp__is_dynamic_entry(fmt) && + !perf_hpp__defined_dynamic_entry(fmt, hists)) + continue; + cmp = fmt->cmp(fmt, left, right); if (cmp) break; @@ -1018,6 +1022,10 @@ hist_entry__collapse(struct hist_entry *left, struct hist_entry *right) int64_t cmp = 0; hists__for_each_sort_list(hists, fmt) { + if (perf_hpp__is_dynamic_entry(fmt) && + !perf_hpp__defined_dynamic_entry(fmt, hists)) + continue; + cmp = fmt->collapse(fmt, left, right); if (cmp) break; |