Merge branch 'x86/alternatives' into x86/core, to merge dependent commits

Prepare to resolve conflicts with an upstream series of fixes that conflict
with pending x86 changes:

  6f5bf947bab0 Merge tag 'its-for-linus-20250509' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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

diff --cc arch/x86/Kconfig
Simple merge

diff --cc arch/x86/events/core.c
Simple merge

diff --cc arch/x86/mm/tlb.c
Simple merge

diff --cc arch/x86/platform/efi/efi_64.c
Simple merge