diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h index 1617af3801620..69b472604b86f 100644 --- a/include/net/xdp_sock.h +++ b/include/net/xdp_sock.h @@ -14,6 +14,8 @@ #include #include +#define XDP_UMEM_SG_FLAG (1 << 1) + struct net_device; struct xsk_queue; struct xdp_buff; diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c index 55f8b9b0e06d1..7482d0aca5046 100644 --- a/net/xdp/xsk.c +++ b/net/xdp/xsk.c @@ -1228,7 +1228,7 @@ static int xsk_bind(struct socket *sock, struct sockaddr *addr, int addr_len) xs->dev = dev; xs->zc = xs->umem->zc; - xs->sg = !!(flags & XDP_USE_SG); + xs->sg = !!(xs->umem->flags & XDP_UMEM_SG_FLAG); xs->queue_id = qid; xp_add_xsk(xs->pool, xs); diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c index b3f7b310811ed..49cb9f9a09bee 100644 --- a/net/xdp/xsk_buff_pool.c +++ b/net/xdp/xsk_buff_pool.c @@ -170,6 +170,9 @@ int xp_assign_dev(struct xsk_buff_pool *pool, if (err) return err; + if (flags & XDP_USE_SG) + pool->umem->flags |= XDP_UMEM_SG_FLAG; + if (flags & XDP_USE_NEED_WAKEUP) pool->uses_need_wakeup = true; /* Tx needs to be explicitly woken up the first time. Also