netdev - Re: [PATCH net-next v16 1/1] hinic3: module initialization and tx/rx logic

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Message-ID: <20250519201340.4eda0aae@kernel.org>
Date: Mon, 19 May 2025 20:13:40 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Gur Stavi <gur.stavi@...wei.com>
Cc: Fan Gong <gongfan1@...wei.com>, <netdev@...r.kernel.org>,
 <linux-kernel@...r.kernel.org>, "David S. Miller" <davem@...emloft.net>,
 Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Simon
 Horman <horms@...nel.org>, Andrew Lunn <andrew+netdev@...n.ch>,
 <linux-doc@...r.kernel.org>, Jonathan Corbet <corbet@....net>, Bjorn
 Helgaas <helgaas@...nel.org>, luosifu <luosifu@...wei.com>, Xin Guo
 <guoxin09@...wei.com>, Shen Chenyang <shenchenyang1@...ilicon.com>, Zhou
 Shuai <zhoushuai28@...wei.com>, Wu Like <wulike1@...wei.com>, Shi Jing
 <shijing34@...wei.com>, Meny Yossefi <meny.yossefi@...wei.com>, Lee Trager
 <lee@...ger.us>, Michael Ellerman <mpe@...erman.id.au>, Suman Ghosh
 <sumang@...vell.com>, Przemek Kitszel <przemyslaw.kitszel@...el.com>, Joe
 Damato <jdamato@...tly.com>, Christophe JAILLET
 <christophe.jaillet@...adoo.fr>
Subject: Re: [PATCH net-next v16 1/1] hinic3: module initialization and
 tx/rx logic

On Mon, 19 May 2025 12:19:28 +0300 Gur Stavi wrote:
> +	if (unlikely(hinic3_wq_free_wqebbs(&txq->sq->wq) < wqebb_cnt)) {
> +		if (likely(wqebb_cnt > txq->tx_stop_thrs))
> +			txq->tx_stop_thrs = min(wqebb_cnt, txq->tx_start_thrs);
> +
> +		netif_subqueue_try_stop(netdev, tx_q->sq->q_id,
> +					hinic3_wq_free_wqebbs(&tx_q->sq->wq),
> +					tx_q->tx_start_thrs);
> +
> +		return -NETDEV_TX_BUSY;

Why flip the value to negative here?
Should be just:

		return NETDEV_TX_BUSY;

right?

The rest looks good.
-- 
pw-bot: cr