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KVM: PPC: Pass program interrupt flags to the guest 

When we need to reinject a program interrupt into the guest, we also need to
reinject the corresponding flags into the guest.

Signed-off-by: Alexander Graf <agraf@suse.de>
Reported-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Alexander Graf 2010-01-08 02:58:09 +01:00 committed by Marcelo Tosatti
parent d35feb26ef
commit ff1ca3f983
1 changed files with 5 additions and 2 deletions
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7
arch/powerpc/kvm/book3s.c
View File

@ -633,6 +633,9 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
case BOOK3S_INTERRUPT_PROGRAM:
{
enum emulation_result er;
ulong flags;
flags = (vcpu->arch.shadow_msr & 0x1f0000ull);
if (vcpu->arch.msr & MSR_PR) {
#ifdef EXIT_DEBUG
@ -640,7 +643,7 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
#endif
if ((vcpu->arch.last_inst & 0xff0007ff) !=
(INS_DCBZ & 0xfffffff7)) {
kvmppc_book3s_queue_irqprio(vcpu, exit_nr);
kvmppc_core_queue_program(vcpu, flags);
r = RESUME_GUEST;
break;
}
@ -655,7 +658,7 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
case EMULATE_FAIL:
printk(KERN_CRIT "%s: emulation at %lx failed (%08x)\n",
__func__, vcpu->arch.pc, vcpu->arch.last_inst);
kvmppc_book3s_queue_irqprio(vcpu, exit_nr);
kvmppc_core_queue_program(vcpu, flags);
r = RESUME_GUEST;
break;
default: