Re: [PATCH v3] KVM: PPC: Book3S HV: Treat TM-related invalid form instructions on P9 like the valid ones

2020-03-19 Thread Paul Mackerras
On Fri, Feb 21, 2020 at 11:29:50AM -0500, Gustavo Romero wrote: > On P9 DD2.2 due to a CPU defect some TM instructions need to be emulated by > KVM. This is handled at first by the hardware raising a softpatch interrupt > when certain TM instructions that need KVM assistance are executed in the >

[PATCH v3] KVM: PPC: Book3S HV: Treat TM-related invalid form instructions on P9 like the valid ones

2020-02-21 Thread Gustavo Romero
On P9 DD2.2 due to a CPU defect some TM instructions need to be emulated by KVM. This is handled at first by the hardware raising a softpatch interrupt when certain TM instructions that need KVM assistance are executed in the guest. Althought some TM instructions per Power ISA are invalid forms