Patchwork KVM: PPC: Fix stbux emulation

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Submitter Alexander Graf
Date April 30, 2012, 9:14 a.m.
Message ID <1335777282-14323-1-git-send-email-agraf@suse.de>
Download mbox | patch
Permalink /patch/155819/
State New
Headers show

Comments

Alexander Graf - April 30, 2012, 9:14 a.m.
Stbux writes the address it's operating on to the register specified in ra,
not into the data source register.

Signed-off-by: Alexander Graf <agraf@suse.de>
---
 arch/powerpc/kvm/emulate.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

Patch

diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index b5872f6..a27d4dc 100644
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -229,7 +229,7 @@  int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
 			emulated = kvmppc_handle_store(run, vcpu,
 						       kvmppc_get_gpr(vcpu, rs),
 			                               1, 1);
-			kvmppc_set_gpr(vcpu, rs, vcpu->arch.vaddr_accessed);
+			kvmppc_set_gpr(vcpu, ra, vcpu->arch.vaddr_accessed);
 			break;
 
 		case OP_31_XOP_LHAX: