Pull x86 cleanups from Borislav Petkov:
- The usual pile of cleanups and fixlets the cat dragged in
* tag 'x86_cleanups_for_v7.2_rc1' of gitolite.kernel.org:pub/scm/linux/kernel/git/tip/tip:
x86/cpu: Remove obsolete aperfmperf_get_khz() declaration
x86/pmem: Check for platform_device_alloc() retval
x86/platform/uv: Use str_enabled_disabled() in uv_nmi_setup_hubless_intr()
x86/cpu: Keep the PROCESSOR_SELECT menu together
x86/tlb: Convert copy_from_user() + kstrtouint() to kstrtouint_from_user()
x86/purgatory: Fix #endif comment
x86/boot: Get rid of kstrtoull()
x86/boot/compressed: Use boot_kstrtoul() for hugepages= parsing
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