perf tools: Use perf_evlist__{first,last}, perf_evsel__next

In a few remaining places where the equivalent open coded variant was
still being used.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-4vjnloi5fisilykwxalb5nel@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 4 insertions, 5 deletions

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 16848bb4c418..089fd3713783 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1847,13 +1847,13 @@ browse_hists:
                         switch (key) {
                         case K_TAB:
                                 if (pos->node.next == &evlist->entries)
-                                        pos = list_entry(evlist->entries.next, struct perf_evsel, node);
+                                        pos = perf_evlist__first(evlist);
                                 else
-                                        pos = list_entry(pos->node.next, struct perf_evsel, node);
+                                        pos = perf_evsel__next(pos);
                                 goto browse_hists;
                         case K_UNTAB:
                                 if (pos->node.prev == &evlist->entries)
-                                        pos = list_entry(evlist->entries.prev, struct perf_evsel, node);
+                                        pos = perf_evlist__last(evlist);
                                 else
                                         pos = list_entry(pos->node.prev, struct perf_evsel, node);
                                 goto browse_hists;
@@ -1943,8 +1943,7 @@ int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help,
 
 single_entry:
         if (nr_entries == 1) {
-                struct perf_evsel *first = list_entry(evlist->entries.next,
-                                                      struct perf_evsel, node);
+                struct perf_evsel *first = perf_evlist__first(evlist);
                 const char *ev_name = perf_evsel__name(first);
 
                 return perf_evsel__hists_browse(first, nr_entries, help,