[dpdk-dev] [PATCH v2 3/7] vhost: refactor virtio_dev_merge_rx

[Yuanhan Liu]

On Mon, Mar 07, 2016 at 06:22:25AM +0000, Xie, Huawei wrote:
> On 2/18/2016 9:48 PM, Yuanhan Liu wrote:
> > +   uint16_t idx = vq->avail->ring[avail_idx & (vq->size - 1)];
> > +   uint32_t vec_id = *vec_idx;
> > +   uint32_t len    = *allocated;
> >  
> There is bug not using volatile to retrieve the avail idx.

avail_idx? This is actually from "vq->last_used_idx_res". 

        --yliu