Merge 4.10-rc4 into tty-next

We want the serial/tty fixes in here as well to build on top of.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/tty/serial/8250/8250_pci.c
Simple merge

diff --cc drivers/tty/serial/8250/8250_port.c
Simple merge

diff --cc lib/Kconfig.debug
Simple merge