Re: [PATCH] KVM: PPC: Book3S HV: Use feature flag CPU_FTR_P9_TIDR when accessing TIDR

2020-07-20 Thread David Gibson
On Tue, Jul 21, 2020 at 03:04:45PM +1000, Paul Mackerras wrote: > On Tue, Jun 23, 2020 at 06:50:27PM +0200, Cédric Le Goater wrote: > > The TIDR register is only available on POWER9 systems and code > > accessing this register is not always protected by the CPU_FTR_P9_TIDR > > flag. Fix that to mak

Re: [PATCH] KVM: PPC: Book3S HV: Use feature flag CPU_FTR_P9_TIDR when accessing TIDR

2020-07-20 Thread Paul Mackerras
On Tue, Jun 23, 2020 at 06:50:27PM +0200, Cédric Le Goater wrote: > The TIDR register is only available on POWER9 systems and code > accessing this register is not always protected by the CPU_FTR_P9_TIDR > flag. Fix that to make sure POWER10 systems won't use it as TIDR has > been removed. I'm con

[PATCH] KVM: PPC: Book3S HV: Use feature flag CPU_FTR_P9_TIDR when accessing TIDR

2020-06-23 Thread Cédric Le Goater
The TIDR register is only available on POWER9 systems and code accessing this register is not always protected by the CPU_FTR_P9_TIDR flag. Fix that to make sure POWER10 systems won't use it as TIDR has been removed. Signed-off-by: Cédric Le Goater --- arch/powerpc/kvm/book3s_hv.c| 2