diff options
| author | Mihai Caraman <mihai.caraman@freescale.com> | 2012-10-11 06:13:26 +0000 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2012-12-06 01:34:18 +0100 |
| commit | 95e90b43c9c648bde607101e5a158941eec8e514 (patch) | |
| tree | 1654cb15a24a7682338acac6e2f87af63f77a042 /arch/powerpc/kvm | |
| parent | 62b4db0042aa753810e0d4f184481cc107c925ba (diff) | |
KVM: PPC: bookehv: Add guest computation mode for irq delivery
When delivering guest IRQs, update MSR computation mode according to guest
interrupt computation mode found in EPCR.
Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
[agraf: remove HV dependency in the code]
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm')
| -rw-r--r-- | arch/powerpc/kvm/booke.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 7c9c3891a14..9457fb1b41c 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -312,6 +312,7 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu, bool crit; bool keep_irq = false; enum int_class int_class; + ulong new_msr = vcpu->arch.shared->msr; /* Truncate crit indicators in 32 bit mode */ if (!(vcpu->arch.shared->msr & MSR_SF)) { @@ -407,7 +408,13 @@ static int kvmppc_booke_irqprio_deliver(struct kvm_vcpu *vcpu, set_guest_esr(vcpu, vcpu->arch.queued_esr); if (update_dear == true) set_guest_dear(vcpu, vcpu->arch.queued_dear); - kvmppc_set_msr(vcpu, vcpu->arch.shared->msr & msr_mask); + + new_msr &= msr_mask; +#if defined(CONFIG_64BIT) + if (vcpu->arch.epcr & SPRN_EPCR_ICM) + new_msr |= MSR_CM; +#endif + kvmppc_set_msr(vcpu, new_msr); if (!keep_irq) clear_bit(priority, &vcpu->arch.pending_exceptions); |