We can now setup title callback for hist_browser, which will be useful in following changes to create customized hist_browsers.
This also separates struct perf_evsel dependency out of hist_browser basic code. Link: http://lkml.kernel.org/n/tip-5v3wd2r5njgnokbnz4nxf...@git.kernel.org Signed-off-by: Jiri Olsa <jo...@kernel.org> --- tools/perf/ui/browsers/hists.c | 21 +++++++++++++-------- tools/perf/ui/browsers/hists.h | 4 ++++ 2 files changed, 17 insertions(+), 8 deletions(-) diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c index 539b69065d9d..a74cbd381607 100644 --- a/tools/perf/ui/browsers/hists.c +++ b/tools/perf/ui/browsers/hists.c @@ -21,9 +21,8 @@ extern void hist_browser__init_hpp(void); -static int hists__browser_title(struct hists *hists, - struct hist_browser_timer *hbt, - char *bf, size_t size); +static int perf_evsel_browser_title(struct hist_browser *browser, + char *bf, size_t size); static void hist_browser__update_nr_entries(struct hist_browser *hb); static struct rb_node *hists__filter_entries(struct rb_node *nd, @@ -568,6 +567,11 @@ static void ui_browser__warn_lost_events(struct ui_browser *browser) "Or reduce the sampling frequency."); } +static int hist_browser__title(struct hist_browser *browser, char *bf, size_t size) +{ + return browser->title ? browser->title(browser, bf, size) : 0; +} + int hist_browser__run(struct hist_browser *browser, const char *help) { int key; @@ -578,7 +582,7 @@ int hist_browser__run(struct hist_browser *browser, const char *help) browser->b.entries = &browser->hists->entries; browser->b.nr_entries = hist_browser__nr_entries(browser); - hists__browser_title(browser->hists, hbt, title, sizeof(title)); + hist_browser__title(browser, title, sizeof(title)); if (ui_browser__show(&browser->b, title, "%s", help) < 0) return -1; @@ -604,8 +608,7 @@ int hist_browser__run(struct hist_browser *browser, const char *help) ui_browser__warn_lost_events(&browser->b); } - hists__browser_title(browser->hists, - hbt, title, sizeof(title)); + hist_browser__title(browser, title, sizeof(title)); ui_browser__show_title(&browser->b, title); continue; } @@ -2054,6 +2057,7 @@ struct hist_browser *hist_browser__new(struct hists *hists, browser->show_headers = symbol_conf.show_hist_headers; browser->hbt = hbt; browser->env = env; + browser->title = perf_evsel_browser_title; } return browser; @@ -2080,10 +2084,11 @@ static inline bool is_report_browser(void *timer) return timer == NULL; } -static int hists__browser_title(struct hists *hists, - struct hist_browser_timer *hbt, +static int perf_evsel_browser_title(struct hist_browser *browser, char *bf, size_t size) { + struct hist_browser_timer *hbt = browser->hbt; + struct hists *hists = browser->hists; char unit; int printed; const struct dso *dso = hists->dso_filter; diff --git a/tools/perf/ui/browsers/hists.h b/tools/perf/ui/browsers/hists.h index 57b7764800b7..cf9d04928ccc 100644 --- a/tools/perf/ui/browsers/hists.h +++ b/tools/perf/ui/browsers/hists.h @@ -18,6 +18,10 @@ struct hist_browser { u64 nr_non_filtered_entries; u64 nr_hierarchy_entries; u64 nr_callchain_rows; + + /* Get title string. */ + int (*title)(struct hist_browser *browser, + char *bf, size_t size); }; struct hist_browser *hist_browser__new(struct hists *hists, -- 2.4.11
