Merge tag 'v4.9.209' into khadas-vims-4.9.y

This is the 4.9.209 stable release

 Conflicts:
	drivers/net/ethernet/stmicro/stmmac/stmmac_main.c

diff --cc Makefile
Simple merge

diff --cc arch/arm64/include/asm/pgtable.h
Simple merge

diff --cc arch/arm64/mm/fault.c
Simple merge

diff --cc drivers/gpio/gpiolib.c
Simple merge

diff --cc drivers/usb/serial/option.c
Simple merge

diff --cc fs/pstore/ram.c
Simple merge

diff --cc kernel/trace/ftrace.c
Simple merge

diff --cc mm/mmap.c
Simple merge

diff --cc net/ipv4/tcp_input.c
Simple merge

diff --cc net/rfkill/core.c
Simple merge