Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/tools/perf/ui/gtk/gtk.h b/tools/perf/ui/gtk/gtk.h
index 9846ea5..a956393 100644
--- a/tools/perf/ui/gtk/gtk.h
+++ b/tools/perf/ui/gtk/gtk.h
@@ -52,16 +52,16 @@
 }
 #endif
 
-struct perf_evsel;
-struct perf_evlist;
+struct evsel;
+struct evlist;
 struct hist_entry;
 struct hist_browser_timer;
 
-int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist, const char *help,
+int perf_evlist__gtk_browse_hists(struct evlist *evlist, const char *help,
 				  struct hist_browser_timer *hbt,
 				  float min_pcnt);
 int hist_entry__gtk_annotate(struct hist_entry *he,
-			     struct perf_evsel *evsel,
+			     struct evsel *evsel,
 			     struct hist_browser_timer *hbt);
 void perf_gtk__show_annotations(void);