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authorGleb Natapov <gleb@redhat.com>2012-09-03 15:24:28 +0300
committerAvi Kivity <avi@redhat.com>2012-09-06 18:07:01 +0300
commitf3bd64c68a8f1245e3d037f70c6936cd7bb1196b (patch)
treefafa87b2442c51a422c2cbc153545b798105af13 /arch/x86/kvm/emulate.c
parent9d1b39a967871b7c69025dba7b7bdaee42871021 (diff)
KVM: emulator: string_addr_inc() cleanup
Remove unneeded segment argument. Address structure already has correct segment which was put there during decode. Signed-off-by: Gleb Natapov <gleb@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/emulate.c')
-rw-r--r--arch/x86/kvm/emulate.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 5fe06a8fbebc..415f903facd3 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2790,14 +2790,13 @@ int emulator_task_switch(struct x86_emulate_ctxt *ctxt,
return (rc == X86EMUL_UNHANDLEABLE) ? EMULATION_FAILED : EMULATION_OK;
}
-static void string_addr_inc(struct x86_emulate_ctxt *ctxt, unsigned seg,
- int reg, struct operand *op)
+static void string_addr_inc(struct x86_emulate_ctxt *ctxt, int reg,
+ struct operand *op)
{
int df = (ctxt->eflags & EFLG_DF) ? -1 : 1;
register_address_increment(ctxt, reg_rmw(ctxt, reg), df * op->bytes);
op->addr.mem.ea = register_address(ctxt, reg_read(ctxt, reg));
- op->addr.mem.seg = seg;
}
static int em_das(struct x86_emulate_ctxt *ctxt)
@@ -4570,12 +4569,10 @@ writeback:
ctxt->dst.type = saved_dst_type;
if ((ctxt->d & SrcMask) == SrcSI)
- string_addr_inc(ctxt, seg_override(ctxt),
- VCPU_REGS_RSI, &ctxt->src);
+ string_addr_inc(ctxt, VCPU_REGS_RSI, &ctxt->src);
if ((ctxt->d & DstMask) == DstDI)
- string_addr_inc(ctxt, VCPU_SREG_ES, VCPU_REGS_RDI,
- &ctxt->dst);
+ string_addr_inc(ctxt, VCPU_REGS_RDI, &ctxt->dst);
if (ctxt->rep_prefix && (ctxt->d & String)) {
struct read_cache *r = &ctxt->io_read;