raw import of mainline commits used in 4.9.18 --> 4.9.21

Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
200 files changed
tree: 27195c9d3ec4849d3da29b81ea818af1213f08e6
  1. queue/
  2. release/
  3. .gitignore