Merge tag 'x86-urgent-2026-05-09' of git://git.kernel.org/pub/scm/linux/kernel/git...

Merge tag 'x86-urgent-2026-05-09' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 fixes from Ingo Molnar:

 - Fix memory map enumeration bug in the Xen e820 parsing code (Juergen
   Gross)

 - Re-enable e820 BIOS fallback if e820 table is empty (David Gow)

* tag 'x86-urgent-2026-05-09' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/boot/e820: Re-enable BIOS fallback if e820 table is empty
  x86/xen: Fix a potential problem in xen_e820_resolve_conflicts()