diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/include/linux/list.h | 8 | ||||
| -rw-r--r-- | tools/perf/util/newt.c | 49 |
2 files changed, 32 insertions, 25 deletions
diff --git a/tools/perf/util/include/linux/list.h b/tools/perf/util/include/linux/list.h index dbe4b814382a..f5ca26e53fbb 100644 --- a/tools/perf/util/include/linux/list.h +++ b/tools/perf/util/include/linux/list.h @@ -15,4 +15,12 @@ static inline void list_del_range(struct list_head *begin, begin->prev->next = end->next; end->next->prev = begin->prev; } + +/** + * list_for_each_from - iterate over a list from one of its nodes + * @pos: the &struct list_head to use as a loop cursor, from where to start + * @head: the head for your list. + */ +#define list_for_each_from(pos, head) \ + for (; prefetch(pos->next), pos != (head); pos = pos->next) #endif diff --git a/tools/perf/util/newt.c b/tools/perf/util/newt.c index e2deae0704d7..37fe8eb811ca 100644 --- a/tools/perf/util/newt.c +++ b/tools/perf/util/newt.c @@ -456,20 +456,24 @@ static int ui_browser__show(struct ui_browser *self, const char *title) return 0; } -static int objdump_line__show(struct objdump_line *self, struct list_head *head, - int width, struct hist_entry *he, int len, - bool current_entry) +static void annotate_browser__write(struct ui_browser *self, void *entry, int row) { - if (self->offset != -1) { + struct objdump_line *ol = rb_entry(entry, struct objdump_line, node); + bool current_entry = ui_browser__is_current_entry(self, row); + int width = self->width; + + if (ol->offset != -1) { + struct hist_entry *he = self->priv; struct symbol *sym = he->ms.sym; + int len = he->ms.sym->end - he->ms.sym->start; unsigned int hits = 0; double percent = 0.0; int color; struct sym_priv *priv = symbol__priv(sym); struct sym_ext *sym_ext = priv->ext; struct sym_hist *h = priv->hist; - s64 offset = self->offset; - struct objdump_line *next = objdump__get_next_ip_line(head, self); + s64 offset = ol->offset; + struct objdump_line *next = objdump__get_next_ip_line(self->entries, ol); while (offset < (s64)len && (next == NULL || offset < next->offset)) { @@ -497,12 +501,10 @@ static int objdump_line__show(struct objdump_line *self, struct list_head *head, SLsmg_write_char(':'); slsmg_write_nstring(" ", 8); - if (!*self->line) + if (!*ol->line) slsmg_write_nstring(" ", width - 18); else - slsmg_write_nstring(self->line, width - 18); - - return 0; + slsmg_write_nstring(ol->line, width - 18); } static int ui_browser__refresh(struct ui_browser *self) @@ -607,24 +609,20 @@ static char *callchain_list__sym_name(struct callchain_list *self, return bf; } -static unsigned int hist_entry__annotate_browser_refresh(struct ui_browser *self) +static unsigned int ui_browser__list_head_refresh(struct ui_browser *self) { - struct objdump_line *pos; + struct list_head *pos; struct list_head *head = self->entries; - struct hist_entry *he = self->priv; int row = 0; - int len = he->ms.sym->end - he->ms.sym->start; if (self->first_visible_entry == NULL || self->first_visible_entry == self->entries) self->first_visible_entry = head->next; - pos = list_entry(self->first_visible_entry, struct objdump_line, node); + pos = self->first_visible_entry; - list_for_each_entry_from(pos, head, node) { - bool current_entry = ui_browser__is_current_entry(self, row); + list_for_each_from(pos, head) { SLsmg_gotorc(self->top + row, self->left); - objdump_line__show(pos, head, self->width, - he, len, current_entry); + self->write(self, pos, row); if (++row == self->height) break; } @@ -634,10 +632,16 @@ static unsigned int hist_entry__annotate_browser_refresh(struct ui_browser *self int hist_entry__tui_annotate(struct hist_entry *self) { - struct ui_browser browser; struct newtExitStruct es; struct objdump_line *pos, *n; LIST_HEAD(head); + struct ui_browser browser = { + .entries = &head, + .refresh = ui_browser__list_head_refresh, + .seek = ui_browser__list_head_seek, + .write = annotate_browser__write, + .priv = self, + }; int ret; if (self->ms.sym == NULL) @@ -653,11 +657,6 @@ int hist_entry__tui_annotate(struct hist_entry *self) ui_helpline__push("Press <- or ESC to exit"); - memset(&browser, 0, sizeof(browser)); - browser.entries = &head; - browser.refresh = hist_entry__annotate_browser_refresh; - browser.seek = ui_browser__list_head_seek; - browser.priv = self; list_for_each_entry(pos, &head, node) { size_t line_len = strlen(pos->line); if (browser.width < line_len) |