perf tools: Add ->sort() member to struct sort_entry
Currently, what the sort_entry does is just identifying hist entries
so that they can be grouped properly. However, with -F option
support, it indeed needs to sort entries appropriately to be shown to
users. So add ->sort() member to do it.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ingo Molnar <mingo@kernel.org>
Link: http://lkml.kernel.org/r/1400480762-22852-13-git-send-email-namhyung@kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
diff --git a/tools/perf/util/sort.h b/tools/perf/util/sort.h
index 89e5057..f5a831c 100644
--- a/tools/perf/util/sort.h
+++ b/tools/perf/util/sort.h
@@ -182,6 +182,7 @@
int64_t (*se_cmp)(struct hist_entry *, struct hist_entry *);
int64_t (*se_collapse)(struct hist_entry *, struct hist_entry *);
+ int64_t (*se_sort)(struct hist_entry *, struct hist_entry *);
int (*se_snprintf)(struct hist_entry *he, char *bf, size_t size,
unsigned int width);
u8 se_width_idx;