Linux kernel bug fix: KVM: PPC: Book3S HV: Use msgsync with hypervisor doorbells on POWER9
Subsystem: arch/powerpc (arch/powerpc/kvm/book3s_hv_rmhandlers.S)
Bug type: unknown, severity: unknown
Files changed: arch/powerpc/kvm/book3s_hv_rmhandlers.S
Introduced by Paul Mackerras on 2016-11-24 09:24:23 +1100; fixed by Nicholas Piggin on 2017-08-24 20:01:39 +1000 (lifetime: 273 days)