Merge branch 'core/speculation' of git://git.kernel.org/pub/scm/linux/kernel/git...

Pull in the command line updates from the tip tree so the MDS parts can be
added.

diff --cc Documentation/admin-guide/kernel-parameters.txt
Simple merge

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

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