From: Jesper Dangaard Brouer Date: Fri, 11 Mar 2016 08:44:17 +0000 (+0100) Subject: mlx5: use napi_consume_skb API to get bulk free operations X-Git-Tag: v4.6-rc1~91^2~68^2 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8ec736e556e3340b4b4295c7567b0766d6629702;p=karo-tx-linux.git mlx5: use napi_consume_skb API to get bulk free operations Bulk free of SKBs happen transparently by the API call napi_consume_skb(). The napi budget parameter is needed by napi_consume_skb() to detect if called from netpoll. Signed-off-by: Jesper Dangaard Brouer Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h index 0f76d321030f..0cb4a093958b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h @@ -629,7 +629,7 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev); void mlx5e_completion_event(struct mlx5_core_cq *mcq); void mlx5e_cq_error_event(struct mlx5_core_cq *mcq, enum mlx5_event event); int mlx5e_napi_poll(struct napi_struct *napi, int budget); -bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq); +bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget); int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget); bool mlx5e_post_rx_wqes(struct mlx5e_rq *rq); struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 94a14f85f70d..1ffc7cb6f78c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -339,7 +339,7 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev) return mlx5e_sq_xmit(sq, skb); } -bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq) +bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget) { struct mlx5e_sq *sq; u32 dma_fifo_cc; @@ -411,7 +411,7 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq) npkts++; nbytes += wi->num_bytes; sqcc += wi->num_wqebbs; - dev_kfree_skb(skb); + napi_consume_skb(skb, napi_budget); } while (!last_wqe); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c index 66d51a77609e..9bb4395aceeb 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c @@ -60,7 +60,7 @@ int mlx5e_napi_poll(struct napi_struct *napi, int budget) clear_bit(MLX5E_CHANNEL_NAPI_SCHED, &c->flags); for (i = 0; i < c->num_tc; i++) - busy |= mlx5e_poll_tx_cq(&c->sq[i].cq); + busy |= mlx5e_poll_tx_cq(&c->sq[i].cq, budget); work_done = mlx5e_poll_rx_cq(&c->rq.cq, budget); busy |= work_done == budget;