[patch 19/60] KVM: x86 emulator: invd instruction

[Greg KH <gregkh-l3A5Bk7waGM@public.gmane.org>]

[-- Attachment #1: kvm-x86-emulator-invd-instruction.patch --]
[-- Type: text/plain, Size: 1486 bytes --]

2.6.23-stable review patch.  If anyone has any objections, please let us
know.

------------------
From: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>

patch 651a3e29b3d19418d7a8a9787906061f9be7cc5f in mainline.

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

Signed-off-by: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
Signed-off-by: Greg Kroah-Hartman <gregkh-l3A5Bk7waGM@public.gmane.org>

---
 drivers/kvm/x86_emulate.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/kvm/x86_emulate.c
+++ b/drivers/kvm/x86_emulate.c
@@ -156,7 +156,7 @@ 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 */
@@ -1353,6 +1353,8 @@ twobyte_special_insn:
 	/* Disable writeback. */
 	no_wb = 1;
 	switch (b) {
+	case 0x08:		/* invd */
+		break;
 	case 0x09:		/* wbinvd */
 		break;
 	case 0x0d:		/* GrpP (prefetch) */

-- 

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