On Wed, Aug 14, 2019 at 03:31:09AM +0000, He Peng wrote: > Hi， > > We found that *rte_vhost_rx_queue_count* is not protected by vq->access_lock, > and the access to vq->avail->idx is not thread-safe, since at the same time, > the vq->avail might be > > set by *vring_invalidate* when some vhost-user messages arrived, such as > VRING_SET_ADDRESS, > VRING_SET_MEM_TABLE, etc.
You are right. And other similar APIs also need to be protected. Thanks for reporting this! Thanks, Tiwei > > > Thanks. > > > >
