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authorMoshe Shemesh <moshe@mellanox.com>2020-04-07 17:38:28 +0300
committerSaeed Mahameed <saeedm@mellanox.com>2020-05-22 17:28:54 -0700
commit5e911e2c06bd8c17df29147a5e2d4b17fafda024 (patch)
tree89919bb328a0a509b3d6330c6c15b23b02bb616f /drivers
parent9ca415399dae133b00273a4283ef31d003a6818d (diff)
net/mlx5e: Update netdev txq on completions during closure
On sq closure when we free its descriptors, we should also update netdev txq on completions which would not arrive. Otherwise if we reopen sqs and attach them back, for example on fw fatal recovery flow, we may get tx timeout. Fixes: 29429f3300a3 ("net/mlx5e: Timeout if SQ doesn't flush during close") Signed-off-by: Moshe Shemesh <moshe@mellanox.com> Reviewed-by: Tariq Toukan <tariqt@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_tx.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index fd6b2a1898c5..119a5c6cc167 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -537,10 +537,9 @@ bool mlx5e_poll_tx_cq(struct mlx5e_cq *cq, int napi_budget)
void mlx5e_free_txqsq_descs(struct mlx5e_txqsq *sq)
{
struct mlx5e_tx_wqe_info *wi;
+ u32 dma_fifo_cc, nbytes = 0;
+ u16 ci, sqcc, npkts = 0;
struct sk_buff *skb;
- u32 dma_fifo_cc;
- u16 sqcc;
- u16 ci;
int i;
sqcc = sq->cc;
@@ -565,11 +564,15 @@ void mlx5e_free_txqsq_descs(struct mlx5e_txqsq *sq)
}
dev_kfree_skb_any(skb);
+ npkts++;
+ nbytes += wi->num_bytes;
sqcc += wi->num_wqebbs;
}
sq->dma_fifo_cc = dma_fifo_cc;
sq->cc = sqcc;
+
+ netdev_tx_completed_queue(sq->txq, npkts, nbytes);
}
#ifdef CONFIG_MLX5_CORE_IPOIB