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KVM: x86 emulator: move invlpg emulation into a function

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It's going to get more complicated soon.

Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-03-31 18:48:09 +02:00
parent 3ca3ac4dae
commit 38503911b3
1 changed files with 10 additions and 4 deletions
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14
arch/x86/kvm/emulate.c
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@ -2477,6 +2477,15 @@ static int em_movdqu(struct x86_emulate_ctxt *ctxt)
return X86EMUL_CONTINUE;
}
static int em_invlpg(struct x86_emulate_ctxt *ctxt)
{
struct decode_cache *c = &ctxt->decode;
emulate_invlpg(ctxt->vcpu, linear(ctxt, c->src.addr.mem));
/* Disable writeback. */
c->dst.type = OP_NONE;
return X86EMUL_CONTINUE;
}
static bool valid_cr(int nr)
{
switch (nr) {
@ -3966,10 +3975,7 @@ twobyte_insn:
rc = X86EMUL_PROPAGATE_FAULT;
goto done;
case 7: /* invlpg*/
emulate_invlpg(ctxt->vcpu,
linear(ctxt, c->src.addr.mem));
/* Disable writeback. */
c->dst.type = OP_NONE;
rc = em_invlpg(ctxt);
break;
default:
goto cannot_emulate;