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Date: Tue, 24 Mar 2020 17:38:28 +0800 From: David Wu <david.wu@...k-chips.com> To: netdev@...r.kernel.org Cc: davem@...emloft.net, kuba@...nel.org, joabreu@...opsys.com, alexandre.torgue@...com, peppe.cavallaro@...com, linux-kernel@...r.kernel.org, David Wu <david.wu@...k-chips.com> Subject: [RFC,PATCH 2/2] net: stmmac: Change the tx clean lock At tx clean, use a frozen queue instead of blocking the current queue, could still queue skb, which improve performance. Signed-off-by: David Wu <david.wu@...k-chips.com> --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index cb7a5bad4cfe..946058bcc9ed 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1897,7 +1897,7 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue) unsigned int bytes_compl = 0, pkts_compl = 0; unsigned int entry, count = 0; - __netif_tx_lock_bh(netdev_get_tx_queue(priv->dev, queue)); + netif_tx_lock_q(netdev_get_tx_queue(priv->dev, queue)); priv->xstats.tx_clean++; @@ -1994,7 +1994,7 @@ static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue) if (tx_q->dirty_tx != tx_q->cur_tx) mod_timer(&tx_q->txtimer, STMMAC_COAL_TIMER(priv->tx_coal_timer)); - __netif_tx_unlock_bh(netdev_get_tx_queue(priv->dev, queue)); + netif_tx_unlock_q(netdev_get_tx_queue(priv->dev, queue)); return count; } -- 2.19.1
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