From: Mihai Caraman <mihai.cara...@freescale.com>
Mask high 32 bits of effective address in emulation layer for guests running
in 32-bit mode.
Signed-off-by: Mihai Caraman <mihai.cara...@freescale.com>
[agraf: fix indent]
Signed-off-by: Alexander Graf <ag...@suse.de>
---
arch/powerpc/include/asm/kvm_ppc.h | 10 ++++++++++
1 files changed, 10 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/include/asm/kvm_ppc.h
b/arch/powerpc/include/asm/kvm_ppc.h
index d55a2b2..572aa75 100644
--- a/arch/powerpc/include/asm/kvm_ppc.h
+++ b/arch/powerpc/include/asm/kvm_ppc.h
@@ -298,11 +298,21 @@ static inline void kvmppc_lazy_ee_enable(void)
static inline ulong kvmppc_get_ea_indexed(struct kvm_vcpu *vcpu, int ra, int
rb)
{
ulong ea;
+ ulong msr_64bit = 0;
ea = kvmppc_get_gpr(vcpu, rb);
if (ra)
ea += kvmppc_get_gpr(vcpu, ra);
+#if defined(CONFIG_PPC_BOOK3E_64)
+ msr_64bit = MSR_CM;
+#elif defined(CONFIG_PPC_BOOK3S_64)
+ msr_64bit = MSR_SF;
+#endif
+
+ if (!(vcpu->arch.shared->msr & msr_64bit))
+ ea = (uint32_t)ea;
+
return ea;
}
--
1.6.0.2
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