From be28a27c993ca6f806145d02dbe493baac83a8e9 Mon Sep 17 00:00:00 2001
From: Scott Wood <scottwood@freescale.com>
Date: Mon, 15 Apr 2013 15:07:11 +0000
Subject: [PATCH] kvm/ppc: don't call complete_mmio_load when it's a store
complete_mmio_load writes back the mmio result into the
destination register. Doing this on a store results in
register corruption.
Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
---
arch/powerpc/kvm/powerpc.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index 16b45954511c7..a822659db50aa 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -683,7 +683,6 @@ int kvmppc_handle_store(struct kvm_run *run, struct kvm_vcpu *vcpu,
if (!kvm_io_bus_write(vcpu->kvm, KVM_MMIO_BUS, run->mmio.phys_addr,
bytes, &run->mmio.data)) {
- kvmppc_complete_mmio_load(vcpu, run);
vcpu->mmio_needed = 0;
return EMULATE_DONE;
}
--
GitLab