perf hists: Introduce hists__for_each_sort_list macro

With the hist object having the perf_hpp_list we can now iterate sort
format entries based in the hists object. Adding
hists__for_each_sort_list macro to do that.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1453109064-1026-27-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/hist.c

@@ -958,10 +958,11 @@ out:
 int64_t
 hist_entry__cmp(struct hist_entry *left, struct hist_entry *right)
 {
+	struct hists *hists = left->hists;
 	struct perf_hpp_fmt *fmt;
 	int64_t cmp = 0;
 
-	perf_hpp_list__for_each_sort_list(&perf_hpp_list, fmt) {
+	hists__for_each_sort_list(hists, fmt) {
 		cmp = fmt->cmp(fmt, left, right);
 		if (cmp)
 			break;
@@ -973,10 +974,11 @@ hist_entry__cmp(struct hist_entry *left, struct hist_entry *right)
 int64_t
 hist_entry__collapse(struct hist_entry *left, struct hist_entry *right)
 {
+	struct hists *hists = left->hists;
 	struct perf_hpp_fmt *fmt;
 	int64_t cmp = 0;
 
-	perf_hpp_list__for_each_sort_list(&perf_hpp_list, fmt) {
+	hists__for_each_sort_list(hists, fmt) {
 		cmp = fmt->collapse(fmt, left, right);
 		if (cmp)
 			break;
@@ -1117,10 +1119,11 @@ void hists__collapse_resort(struct hists *hists, struct ui_progress *prog)
 
 static int hist_entry__sort(struct hist_entry *a, struct hist_entry *b)
 {
+	struct hists *hists = a->hists;
 	struct perf_hpp_fmt *fmt;
 	int64_t cmp = 0;
 
-	perf_hpp_list__for_each_sort_list(&perf_hpp_list, fmt) {
+	hists__for_each_sort_list(hists, fmt) {
 		if (perf_hpp__should_skip(fmt, a->hists))
 			continue;
 

tools/perf/util/hist.h

@@ -264,6 +264,9 @@ static inline void perf_hpp__register_sort_field(struct perf_hpp_fmt *format)
 #define hists__for_each_format(hists, format) \
 	perf_hpp_list__for_each_format((hists)->hpp_list, fmt)
 
+#define hists__for_each_sort_list(hists, format) \
+	perf_hpp_list__for_each_sort_list((hists)->hpp_list, fmt)
+
 extern struct perf_hpp_fmt perf_hpp__format[];
 
 enum {