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authorGleb Natapov <gleb@redhat.com>2010-04-28 19:15:24 +0300
committerAvi Kivity <avi@redhat.com>2010-08-01 10:35:29 +0300
commitf0c13ef1a8f31be08bf1b1244fe4565f11f4b009 (patch)
tree86386e9237cf6a32307127dd5c67566814cfd7c1
parent054fe9f6e3b76877516b37ac7d83d58c7f37c1b6 (diff)
KVM: x86 emulator: cleanup xchg emulation
Dst operand is already initialized during decoding stage. No need to reinitialize. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
-rw-r--r--arch/x86/kvm/emulate.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index a81e6bfcade7..a99d49cc8934 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2804,8 +2804,8 @@ special_insn:
break;
}
case 0x91 ... 0x97: /* xchg reg,rax */
- c->src.type = c->dst.type = OP_REG;
- c->src.bytes = c->dst.bytes = c->op_bytes;
+ c->src.type = OP_REG;
+ c->src.bytes = c->op_bytes;
c->src.ptr = (unsigned long *) &c->regs[VCPU_REGS_RAX];
c->src.val = *(c->src.ptr);
goto xchg;

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