diff options
Diffstat (limited to 'tools/perf/ui')
| -rw-r--r-- | tools/perf/ui/browser.c | 3 | ||||
| -rw-r--r-- | tools/perf/ui/browsers/annotate.c | 5 |
2 files changed, 7 insertions, 1 deletions
diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index dc88427b4ae5..321187b204d3 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -513,6 +513,9 @@ unsigned int ui_browser__list_head_refresh(struct ui_browser *browser) struct list_head *head = browser->entries; int row = 0; + if (browser->nr_entries == 0) + return 0; + if (browser->top == NULL || browser->top == browser->entries) browser->top = ui_browser__list_head_filter_entries(browser, head->next); diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c index 8fe699f98542..97f92512f136 100644 --- a/tools/perf/ui/browsers/annotate.c +++ b/tools/perf/ui/browsers/annotate.c @@ -449,6 +449,9 @@ static bool annotate_browser__toggle_source(struct annotate_browser *browser, struct annotation_line *al; off_t offset = browser->b.index - browser->b.top_idx; + if (browser->b.nr_entries == 0) + return false; + browser->b.seek(&browser->b, offset, SEEK_CUR); al = list_entry(browser->b.top, struct annotation_line, node); @@ -542,8 +545,8 @@ static void annotate_browser__show_full_location(struct ui_browser *browser) static void ui_browser__init_asm_mode(struct ui_browser *browser) { struct annotation *notes = browser__annotation(browser); - ui_browser__reset_index(browser); browser->nr_entries = notes->src->nr_asm_entries; + ui_browser__reset_index(browser); } static int sym_title(struct symbol *sym, struct map *map, char *title, |