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From: Wei Yongjun <yjwei@cn.fujitsu.com>
To: Avi Kivity <avi@redhat.com>, Marcelo Tosatti <mtosatti@redhat.com>
Cc: kvm@vger.kernel.org
Subject: [PATCH 1/6] KVM: x86 emulator: fix 'mov sreg,rm16' instruction decoding
Date: Tue, 06 Jul 2010 16:49:05 +0800	[thread overview]
Message-ID: <4C32EE01.5050408@cn.fujitsu.com> (raw)

Memory reads for 'mov sreg,rm16' should be 16 bits only.

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
---
 arch/x86/kvm/emulate.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index e8bdddc..d842a7d 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -170,7 +170,7 @@ static u32 opcode_table[256] = {
 	ByteOp | DstMem | SrcReg | ModRM | Mov, DstMem | SrcReg | ModRM | Mov,
 	ByteOp | DstReg | SrcMem | ModRM | Mov, DstReg | SrcMem | ModRM | Mov,
 	DstMem | SrcReg | ModRM | Mov, ModRM | DstReg,
-	ImplicitOps | SrcMem | ModRM, Group | Group1A,
+	ImplicitOps | SrcMem16 | ModRM, Group | Group1A,
 	/* 0x90 - 0x97 */
 	DstReg, DstReg, DstReg, DstReg,	DstReg, DstReg, DstReg, DstReg,
 	/* 0x98 - 0x9F */
-- 
1.7.0.4



             reply	other threads:[~2010-07-06  8:51 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-07-06  8:49 Wei Yongjun [this message]
2010-07-06  8:50 ` [PATCH 2/6] KVM: x86 emulator: fix the comment of out instruction Wei Yongjun
2010-07-06  8:51 ` [PATCH 3/6] KVM: x86 emulator: fix 'and AL,imm8' instruction decoding Wei Yongjun
2010-07-06  8:52 ` [PATCH 4/6] KVM: x86 emulator: fix 'mov rm,sreg' " Wei Yongjun
2010-07-06  8:53 ` [PATCH 5/6] KVM: x86 emulator: fix 'mov AL,moffs' " Wei Yongjun
2010-07-06 11:57   ` Avi Kivity
2010-07-07  6:25     ` Wei Yongjun
2010-07-07  6:26     ` [PATCH] KVM: x86 emulator: re-implementing " Wei Yongjun
2010-07-07  9:33       ` Mohammed Gamal
2010-07-07  9:36         ` Wei Yongjun
2010-07-07  9:43       ` [PATCHv2] " Wei Yongjun
2010-07-07  9:50         ` Avi Kivity
2010-07-06  8:54 ` [PATCH 6/6] KVM: x86 emulator: fix cli/sti instruction emulation Wei Yongjun
2010-07-06  9:22 ` [PATCH 1/6] KVM: x86 emulator: fix 'mov sreg,rm16' instruction decoding Avi Kivity

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