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Diffstat (limited to 'arch/x86/kvm/emulate.c')
-rw-r--r--arch/x86/kvm/emulate.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index fe4340f62137..24c84251648b 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2997,6 +2997,8 @@ static int em_lgdt(struct x86_emulate_ctxt *ctxt)
struct desc_ptr desc_ptr;
int rc;
+ if (ctxt->mode == X86EMUL_MODE_PROT64)
+ ctxt->op_bytes = 8;
rc = read_descriptor(ctxt, ctxt->src.addr.mem,
&desc_ptr.size, &desc_ptr.address,
ctxt->op_bytes);
@@ -3024,6 +3026,8 @@ static int em_lidt(struct x86_emulate_ctxt *ctxt)
struct desc_ptr desc_ptr;
int rc;
+ if (ctxt->mode == X86EMUL_MODE_PROT64)
+ ctxt->op_bytes = 8;
rc = read_descriptor(ctxt, ctxt->src.addr.mem,
&desc_ptr.size, &desc_ptr.address,
ctxt->op_bytes);