When checking for intercept when emulating an instruction on behalf of L2,
forward the source and destination operand types to vendor code so that
VMX can synthesize the correct EXIT_QUALIFICATION for port I/O VM-Exits.
Signed-off-by: Sean Christopherson <seanjc@xxxxxxxxxx>
---
arch/x86/kvm/emulate.c | 2 ++
arch/x86/kvm/kvm_emulate.h | 2 ++
2 files changed, 4 insertions(+)
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 0915b5e8aa71..ca613796b5af 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -477,6 +477,8 @@ static int emulator_check_intercept(struct x86_emulate_ctxt *ctxt,
.dst_val = ctxt->dst.val64,
.src_bytes = ctxt->src.bytes,
.dst_bytes = ctxt->dst.bytes,
+ .src_type = ctxt->src.type,
+ .dst_type = ctxt->dst.type,
.ad_bytes = ctxt->ad_bytes,
.next_rip = ctxt->_eip,
};
diff --git a/arch/x86/kvm/kvm_emulate.h b/arch/x86/kvm/kvm_emulate.h
index 73072585e164..49ab8b060137 100644
--- a/arch/x86/kvm/kvm_emulate.h
+++ b/arch/x86/kvm/kvm_emulate.h
@@ -44,6 +44,8 @@ struct x86_instruction_info {
u64 dst_val; /* value of destination operand */
u8 src_bytes; /* size of source operand */
u8 dst_bytes; /* size of destination operand */
+ u8 src_type; /* type of source operand */
+ u8 dst_type; /* type of destination operand */
u8 ad_bytes; /* size of src/dst address */
u64 next_rip; /* rip following the instruction */
};
--
2.48.1.362.g079036d154-goog
