Merge branch into tip/master: 'x86/misc'

 # New commits in x86/misc:
    c893ee3f95f1 ("x86/amd_node: Add a smn_read_register() helper")
    6b06755af667 ("x86/amd_node: Add support for debugfs access to SMN registers")
    bebe0afb7451 ("x86/amd_node: Add SMN offsets to exclusive region access")
    735049b801cf ("x86/amd_node, platform/x86/amd/hsmp: Have HSMP use SMN through AMD_NODE")
    e3cd85963a20 ("x86/mtrr: Use str_enabled_disabled() helper in print_mtrr_state()")
    b2f10aa2eb18 ("x86/entry: Add __init to ia32_emulation_override_cmdline()")

Signed-off-by: Ingo Molnar <mingo@kernel.org>