Merge tag 'x86-cleanups-2024-01-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 cleanups from Ingo Molnar:

 - Change global variables to local

 - Add missing kernel-doc function parameter descriptions

 - Remove unused parameter from a macro

 - Remove obsolete Kconfig entry

 - Fix comments

 - Fix typos, mostly scripted, manually reviewed

and a micro-optimization got misplaced as a cleanup:

 - Micro-optimize the asm code in secondary_startup_64_no_verify()

* tag 'x86-cleanups-2024-01-08' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  arch/x86: Fix typos
  x86/head_64: Use TESTB instead of TESTL in secondary_startup_64_no_verify()
  x86/docs: Remove reference to syscall trampoline in PTI
  x86/Kconfig: Remove obsolete config X86_32_SMP
  x86/io: Remove the unused 'bw' parameter from the BUILDIO() macro
  x86/mtrr: Document missing function parameters in kernel-doc
  x86/setup: Make relocated_ramdisk a local variable of relocate_initrd()