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-rw-r--r--arch/x86/kvm/x86_emulate.c7
-rw-r--r--include/asm-x86/kvm_x86_emulate.h1
2 files changed, 6 insertions, 2 deletions
diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index f2a696d6a243..8a96320ab071 100644
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -677,8 +677,9 @@ static int decode_modrm(struct x86_emulate_ctxt *ctxt,
c->use_modrm_ea = 1;
if (c->modrm_mod == 3) {
- c->modrm_val = *(unsigned long *)
- decode_register(c->modrm_rm, c->regs, c->d & ByteOp);
+ c->modrm_ptr = decode_register(c->modrm_rm,
+ c->regs, c->d & ByteOp);
+ c->modrm_val = *(unsigned long *)c->modrm_ptr;
return rc;
}
@@ -1005,6 +1006,7 @@ done_prefixes:
if ((c->d & ModRM) && c->modrm_mod == 3) {
c->src.type = OP_REG;
c->src.val = c->modrm_val;
+ c->src.ptr = c->modrm_ptr;
break;
}
c->src.type = OP_MEM;
@@ -1049,6 +1051,7 @@ done_prefixes:
if ((c->d & ModRM) && c->modrm_mod == 3) {
c->dst.type = OP_REG;
c->dst.val = c->dst.orig_val = c->modrm_val;
+ c->dst.ptr = c->modrm_ptr;
break;
}
c->dst.type = OP_MEM;
diff --git a/include/asm-x86/kvm_x86_emulate.h b/include/asm-x86/kvm_x86_emulate.h
index d6337f941c98..b877bbd2d3a7 100644
--- a/include/asm-x86/kvm_x86_emulate.h
+++ b/include/asm-x86/kvm_x86_emulate.h
@@ -135,6 +135,7 @@ struct decode_cache {
u8 modrm_rm;
u8 use_modrm_ea;
unsigned long modrm_ea;
+ void *modrm_ptr;
unsigned long modrm_val;
struct fetch_cache fetch;
};