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-rw-r--r--tools/perf/util/ui/browser.c1
-rw-r--r--tools/perf/util/ui/browsers/hists.c15
2 files changed, 14 insertions, 2 deletions
diff --git a/tools/perf/util/ui/browser.c b/tools/perf/util/ui/browser.c
index 2923c493fb6a..078ceaf5f8c1 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 4a3a7c96b9b6..b144b108029a 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));