[PATCH 022/104] KVM: Remove dead code in the cmpxchg instruction emulation

Avi Kivity
2007-09-17T08:31:04Z

From: Aurelien Jarno <aurelien-rXXEIb44qovR7s880joybQ@public.gmane.org>

The writeback fixes (02c03a326a5df825cc01de426f72e160db2b9538) let
some dead code in the cmpxchg instruction emulation. Remove it.

Signed-off-by: Aurelien Jarno <aurelien-rXXEIb44qovR7s880joybQ@public.gmane.org>
Signed-off-by: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>
---
drivers/kvm/x86_emulate.c | 2 --
1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c
index ef7518a..2136da5 100644
--- a/drivers/kvm/x86_emulate.c
+++ b/drivers/kvm/x86_emulate.c
@@ -1278,8 +1278,6 @@ twobyte_insn:
src.orig_val = src.val;
src.val = _regs[VCPU_REGS_RAX];
emulate_2op_SrcV("cmp", src, dst, _eflags);
- /* Always write back. The question is: where to? */
- d |= Mov;
if (_eflags & EFLG_ZF) {
/* Success: write back to memory. */
dst.val = src.orig_val;