diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c index 2923c493fb6ad20c0ffa7e91a628c399544841a7..078ceaf5f8c108930398b87cfd2df72222adc22e 100644 --- a/tools/perf/util/ui/browser.c +++ b/tools/perf/util/ui/browser.c @@ -249,6 +249,7 @@ void ui_browser__update_nr_entries(struct ui_browser *browser, u32 nr_entries) browser->top_idx += offset; } + browser->top = NULL; browser->seek(browser, browser->top_idx, SEEK_SET); } diff --git a/tools/perf/util/ui/browsers/hists.c b/tools/perf/util/ui/browsers/hists.c index 4a3a7c96b9b630d9f52bcbe3c57502880cb1d738..b144b108029a120cd2388f85993370c1579c6526 100644 --- a/tools/perf/util/ui/browsers/hists.c +++ b/tools/perf/util/ui/browsers/hists.c @@ -600,14 +600,23 @@ static int hist_browser__show_entry(struct hist_browser *self, return printed; } +static void ui_browser__hists_init_top(struct ui_browser *browser) +{ + if (browser->top == NULL) { + struct hist_browser *hb; + + hb = container_of(browser, struct hist_browser, b); + browser->top = rb_first(&hb->hists->entries); + } +} + static unsigned int hist_browser__refresh(struct ui_browser *self) { unsigned row = 0; struct rb_node *nd; struct hist_browser *hb = container_of(self, struct hist_browser, b); - if (self->top == NULL) - self->top = rb_first(&hb->hists->entries); + ui_browser__hists_init_top(self); for (nd = self->top; nd; nd = rb_next(nd)) { struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); @@ -659,6 +668,8 @@ static void ui_browser__hists_seek(struct ui_browser *self, if (self->nr_entries == 0) return; + ui_browser__hists_init_top(self); + switch (whence) { case SEEK_SET: nd = hists__filter_entries(rb_first(self->entries));