From: Avi Kivity <avi@redhat.com>
Date: Thu, 31 Mar 2011 16:48:09 +0000 (+0200)
Subject: KVM: x86 emulator: move invlpg emulation into a function
X-Git-Tag: upstream/snapshot3+hdmi~10359^2~79
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=38503911b32186240301bbe81601cfabb37e752e;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git

KVM: x86 emulator: move invlpg emulation into a function

It's going to get more complicated soon.

Signed-off-by: Avi Kivity <avi@redhat.com>
---

diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 8c38f6c..c522b4e 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -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;