Pull x86/apic changes from Ingo Molnar:
"Smaller fixes and cleanups"
* 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/api: Rename mp_register_lapic in a comment
x86/irq/i8259: Fix incorrect comment
x86: dt: Use linear irq domain for ioapic(s)