Merge branch 'for-4.9' into for-4.10

diff --cc arch/x86/kernel/cpu/mcheck/mce.c
Simple merge

diff --cc drivers/tty/vt/vt.c
Simple merge

diff --cc include/linux/workqueue.h
Simple merge

diff --cc init/main.c
Simple merge

diff --cc kernel/workqueue.c
Simple merge

diff --cc mm/slab.c
Simple merge