1. 56a931c treewide: replace #include <asm/errno.h> with <linux/errno.h> by Masahiro Yamada · Wed Sep 21 11:28:55 2016 +0900
  2. cc42c6b lib: Add wait_for_bit by Mateusz Kulikowski · Sat Jan 23 11:54:29 2016 +0100