diff mbox series

[1/3] KVM: Add a stub for invpcid in the emulator table

Message ID 20210211212241.3958897-2-bsd@redhat.com (mailing list archive)
State New, archived
Headers show
Series AMD invpcid exception fix | expand

Commit Message

Bandan Das Feb. 11, 2021, 9:22 p.m. UTC 
Upon an exception, this can be used to successfully
decode the instruction and will be used by the next patch
to inject the correct exception.

Signed-off-by: Bandan Das <bsd@redhat.com>
---
 arch/x86/kvm/emulate.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 72a1bd04dfe1..78b47fe60239 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -4956,7 +4956,8 @@  static const struct opcode opcode_map_0f_38[256] = {
 	/* 0x00 - 0x7f */
 	X16(N), X16(N), X16(N), X16(N), X16(N), X16(N), X16(N), X16(N),
 	/* 0x80 - 0xef */
-	X16(N), X16(N), X16(N), X16(N), X16(N), X16(N), X16(N),
+	N, N, D(SrcNone | Prot), N, X4(N), X8(N),
+	X16(N), X16(N), X16(N), X16(N), X16(N), X16(N),
 	/* 0xf0 - 0xf1 */
 	GP(EmulateOnUD | ModRM, &three_byte_0f_38_f0),
 	GP(EmulateOnUD | ModRM, &three_byte_0f_38_f1),