perf top: Ditch private annotation code, share perf annotate's

Next step: Live TUI annotation in perf top, just press enter on a symbol
line.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 8 insertions, 3 deletions

diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 53dd92de2615..b1253aadf340 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -42,6 +42,7 @@ struct source_line {
 struct annotation {
         struct source_line *src_line;
         struct sym_hist    *histograms;
+        int                nr_histograms;
         int                sizeof_sym_hist;
 };
 
@@ -64,12 +65,16 @@ static inline struct annotation *symbol__annotation(struct symbol *sym)
 int symbol__inc_addr_samples(struct symbol *sym, struct map *map,
                              int evidx, u64 addr);
 int symbol__alloc_hist(struct symbol *sym, int nevents);
+void symbol__annotate_zero_histograms(struct symbol *sym);
 
 int symbol__annotate(struct symbol *sym, struct map *map,
                      struct list_head *head, size_t privsize);
-void symbol__annotate_printf(struct symbol *sym, struct map *map,
-                             struct list_head *head, int evidx, bool full_paths,
-                             int min_pcnt, int max_lines);
+int symbol__annotate_printf(struct symbol *sym, struct map *map,
+                            struct list_head *head, int evidx, bool full_paths,
+                            int min_pcnt, int max_lines);
+void symbol__annotate_zero_histogram(struct symbol *sym, int evidx);
+void symbol__annotate_decay_histogram(struct symbol *sym,
+                                      struct list_head *head, int evidx);
 void objdump_line_list__purge(struct list_head *head);
 
 int symbol__tty_annotate(struct symbol *sym, struct map *map, int evidx,