Re: [Qemu-devel] [PATCH v4 1/1] PPC: KVM: Support machine option to set VSMT mode

2017-08-29 Thread David Gibson
On Fri, Aug 18, 2017 at 03:50:22PM +1000, Sam Bobroff wrote: > KVM now allows writing to KVM_CAP_PPC_SMT which has previously been > read only. Doing so causes KVM to act, for that VM, as if the host's > SMT mode was the given value. This is particularly important on Power > 9 systems because their

[Qemu-devel] [PATCH v4 1/1] PPC: KVM: Support machine option to set VSMT mode

2017-08-17 Thread Sam Bobroff
KVM now allows writing to KVM_CAP_PPC_SMT which has previously been read only. Doing so causes KVM to act, for that VM, as if the host's SMT mode was the given value. This is particularly important on Power 9 systems because their default value is 1, but they are able to support values up to 8. Th