Merge tag 'kvm-x86-pir-6.16' of https://github.com/kvm-x86/linux into HEAD

KVM x86 posted interrupt changes for 6.16:

Refine and optimize KVM's software processing of the PIR, and ultimately share
PIR harvesting code between KVM and the kernel's Posted MSI handler

diff --cc arch/x86/kvm/lapic.c
Simple merge