Merge tag 'loongarch-kvm-6.18' of git://git.kernel.org/pub/scm/linux/kernel/git/chenh...

LoongArch KVM changes for v6.18

1. Add PTW feature detection on new hardware.
2. Add sign extension with kernel MMIO/IOCSR emulation.
3. Improve in-kernel IPI emulation.
4. Improve in-kernel PCH-PIC emulation.
5. Move kvm_iocsr tracepoint out of generic code.

diff --cc arch/s390/kvm/interrupt.c
Simple merge

diff --cc arch/s390/mm/pgtable.c
Simple merge

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

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