Remove WA of double atomicAdd for Maxwell GPUs
Remove WA of double atomicAdd for Maxwell GPUs

ktnyt/chainer,jnishi/chainer,wkentaro/chainer,chainer/chainer,hvy/chainer,keisuke-umezawa/chainer,okuta/chainer,chainer/chainer,ktnyt/chainer,chainer/chainer,wkentaro/chainer,wkentaro/chainer,niboshi/chainer,niboshi/chainer,keisuke-umezawa/chainer,hvy/chainer,jnishi/chainer,hvy/chainer,anaruse/chainer,pfnet/chainer,ronekko/chainer,hvy/chainer,ktnyt/chainer,rezoo/chainer,niboshi/chainer,tkerola/chainer,jnishi/chainer,niboshi/chainer,ktnyt/chainer,okuta/chainer,jnishi/chainer,wkentaro/chainer,keisuke-umezawa/chainer,okuta/chainer,keisuke-umezawa/chainer,chainer/chainer,okuta/chainer