When remembering the direction of a DCR transaction, we should write
to the same variable that we interpret on later when doing vcpu_run
again.
Signed-off-by: Alexander Graf <ag...@suse.de>
---
arch/powerpc/kvm/44x_emulate.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/kvm/44x_emulate.c b/arch/powerpc/kvm/44x_emulate.c
index 1a793c4..35ec0a8 100644
--- a/arch/powerpc/kvm/44x_emulate.c
+++ b/arch/powerpc/kvm/44x_emulate.c
@@ -46,6 +46,7 @@ static int emulate_mtdcr(struct kvm_vcpu *vcpu, int rs, int
dcrn)
vcpu->run->dcr.dcrn = dcrn;
vcpu->run->dcr.data = kvmppc_get_gpr(vcpu, rs);
vcpu->run->dcr.is_write = 1;
+ vcpu->arch.dcr_is_write = 1;
vcpu->arch.dcr_needed = 1;
kvmppc_account_exit(vcpu, DCR_EXITS);
return EMULATE_DO_DCR;
@@ -80,6 +81,7 @@ static int emulate_mfdcr(struct kvm_vcpu *vcpu, int rt, int
dcrn)
vcpu->run->dcr.dcrn = dcrn;
vcpu->run->dcr.data = 0;
vcpu->run->dcr.is_write = 0;
+ vcpu->arch.dcr_is_write = 0;
vcpu->arch.io_gpr = rt;
vcpu->arch.dcr_needed = 1;
kvmppc_account_exit(vcpu, DCR_EXITS);
--
1.6.0.2
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