diff options
Diffstat (limited to 'tools/perf/ui/hist.c')
| -rw-r--r-- | tools/perf/ui/hist.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tools/perf/ui/hist.c b/tools/perf/ui/hist.c index 0299385284fd..400437ee60b1 100644 --- a/tools/perf/ui/hist.c +++ b/tools/perf/ui/hist.c @@ -354,6 +354,14 @@ LIST_HEAD(perf_hpp__sort_list); void perf_hpp__init(void) { + struct list_head *list; + int i; + + for (i = 0; i < PERF_HPP__MAX_INDEX; i++) { + INIT_LIST_HEAD(&perf_hpp__format[i].list); + INIT_LIST_HEAD(&perf_hpp__format[i].sort_list); + } + perf_hpp__column_enable(PERF_HPP__OVERHEAD); if (symbol_conf.show_cpu_utilization) { @@ -371,6 +379,13 @@ void perf_hpp__init(void) if (symbol_conf.show_total_period) perf_hpp__column_enable(PERF_HPP__PERIOD); + + /* prepend overhead field for backward compatiblity. */ + list = &perf_hpp__format[PERF_HPP__OVERHEAD].sort_list; + if (list_empty(list)) + list_add(list, &perf_hpp__sort_list); + + perf_hpp__setup_output_field(); } void perf_hpp__column_register(struct perf_hpp_fmt *format) @@ -389,6 +404,17 @@ void perf_hpp__column_enable(unsigned col) perf_hpp__column_register(&perf_hpp__format[col]); } +void perf_hpp__setup_output_field(void) +{ + struct perf_hpp_fmt *fmt; + + /* append sort keys to output field */ + perf_hpp__for_each_sort_list(fmt) { + if (list_empty(&fmt->list)) + perf_hpp__column_register(fmt); + } +} + int hist_entry__sort_snprintf(struct hist_entry *he, char *s, size_t size, struct hists *hists) { |