Merge branch kvm/kvm-hw-enable-refactor into kvmarm/next

Merge the kvm_init() + hardware enable rework to avoid conflicts
with kvmarm.

Signed-off-by: Oliver Upton <oliver.upton@linux.dev>

diff --cc Documentation/virt/kvm/locking.rst
Simple merge

diff --cc arch/arm64/kvm/mmu.c
Simple merge

diff --cc arch/arm64/kvm/sys_regs.c
Simple merge

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

diff --cc arch/x86/include/asm/kvm_host.h
Simple merge

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

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

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

diff --cc virt/kvm/kvm_main.c
Simple merge