Re: [Qemu-devel] CPU hotplug on POWER9 (TCG) fails in ppc_radix64_handle_mmu_fault

2017-07-13 Thread Suraj Jitindar Singh
Hi Cedric, On Wed, 2017-07-12 at 19:19 +0200, Cédric Le Goater wrote: > Hi,  > > Today, if you try to hotplug a CPU on a POWER9 guest (TCG), it fails > with an assert on the LPCR_UPRT bit missing in > ppc_radix64_handle_mmu_fault() > >   (qemu) device_add POWER9_v1.0-spapr-cpu-core,core-id=4,id=

[Qemu-devel] CPU hotplug on POWER9 (TCG) fails in ppc_radix64_handle_mmu_fault

2017-07-12 Thread Cédric Le Goater
Hi, Today, if you try to hotplug a CPU on a POWER9 guest (TCG), it fails with an assert on the LPCR_UPRT bit missing in ppc_radix64_handle_mmu_fault() (qemu) device_add POWER9_v1.0-spapr-cpu-core,core-id=4,id=foo (qemu) [ 12.766102] pseries-hotplug-cpu: Attempting to add CPU, drc index: 1