The Kernel-based Virtual Machine (KVM) has seen a wide assortment of updates for the Linux 4.13 kernel merge window.

Updates this cycle include KVM on PowerPC now supporting guests with thread counts of 2/4/8 on POWER9, an overhaul of ARM's vCPU code, ARM handling for memory poisoning, machine check forwarding for s390, nested VMX improvements for x86, APIC x86 timer optimizations, kvm_state improvements, and various other code enhancements.

The complete list of KVM changes for Linux 4.13 can be found via the kernel mailing list.