From: Avi Kivity <avi@redhat.com>
Date: Thu, 27 Nov 2008 16:06:33 +0000 (+0200)
Subject: KVM: x86 emulator: switch 'pop reg' instruction to emulate_pop()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8a09b6877f3100207b3572e7e12ea796493fe914;p=linux-beck.git

KVM: x86 emulator: switch 'pop reg' instruction to emulate_pop()

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

diff --git a/arch/x86/kvm/x86_emulate.c b/arch/x86/kvm/x86_emulate.c
index 70242f5f0964..702de9869c19 100644
--- a/arch/x86/kvm/x86_emulate.c
+++ b/arch/x86/kvm/x86_emulate.c
@@ -1389,14 +1389,11 @@ special_insn:
 		break;
 	case 0x58 ... 0x5f: /* pop reg */
 	pop_instruction:
-		if ((rc = ops->read_std(register_address(c, ss_base(ctxt),
-			c->regs[VCPU_REGS_RSP]), c->dst.ptr,
-			c->op_bytes, ctxt->vcpu)) != 0)
+		c->src.bytes = c->op_bytes;
+		rc = emulate_pop(ctxt, ops);
+		if (rc != 0)
 			goto done;
-
-		register_address_increment(c, &c->regs[VCPU_REGS_RSP],
-					   c->op_bytes);
-		c->dst.type = OP_NONE;	/* Disable writeback. */
+		c->dst.val = c->src.val;
 		break;
 	case 0x63:		/* movsxd */
 		if (ctxt->mode != X86EMUL_MODE_PROT64)