Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/Documentation/scheduler/text_files.rst b/Documentation/scheduler/text_files.rst
new file mode 100644
index 0000000..0bc5030
--- /dev/null
+++ b/Documentation/scheduler/text_files.rst
@@ -0,0 +1,5 @@
+Scheduler pelt c program
+------------------------
+
+.. literalinclude:: sched-pelt.c
+    :language: c