From: Avi Kivity <avi@qumranet.com>
Date: Sun, 28 Oct 2007 14:09:18 +0000 (+0200)
Subject: KVM: x86 emulator: invd instruction
X-Git-Tag: v2.6.24-rc3~153^2~1
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=651a3e29b3d19418d7a8a9787906061f9be7cc5f;p=linux-2.6

KVM: x86 emulator: invd instruction

Emulate the 'invd' instruction (opcode 0f 08).

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

diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c
index da0cdd521d..33b1814515 100644
--- a/drivers/kvm/x86_emulate.c
+++ b/drivers/kvm/x86_emulate.c
@@ -167,7 +167,7 @@ static u8 opcode_table[256] = {
 static u16 twobyte_table[256] = {
 	/* 0x00 - 0x0F */
 	0, SrcMem | ModRM | DstReg, 0, 0, 0, 0, ImplicitOps, 0,
-	0, ImplicitOps, 0, 0, 0, ImplicitOps | ModRM, 0, 0,
+	ImplicitOps, ImplicitOps, 0, 0, 0, ImplicitOps | ModRM, 0, 0,
 	/* 0x10 - 0x1F */
 	0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 0, 0, 0, 0, 0,
 	/* 0x20 - 0x2F */
@@ -1532,6 +1532,8 @@ twobyte_special_insn:
 	case 0x06:
 		emulate_clts(ctxt->vcpu);
 		break;
+	case 0x08:		/* invd */
+		break;
 	case 0x09:		/* wbinvd */
 		break;
 	case 0x0d:		/* GrpP (prefetch) */