linux-kernel - Re: [PATCH net-next v10 01/14] netdev: add netdev_rx_queue

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Date: Thu, 30 May 2024 16:51:41 -0700
From: David Wei <dw@...idwei.uk>
To: Mina Almasry <almasrymina@...gle.com>, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
 linux-alpha@...r.kernel.org, linux-mips@...r.kernel.org,
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 bpf@...r.kernel.org, linux-kselftest@...r.kernel.org,
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 <jeroendb@...gle.com>, Praveen Kaligineedi <pkaligineedi@...gle.com>
Subject: Re: [PATCH net-next v10 01/14] netdev: add netdev_rx_queue_restart()

On 2024-05-30 13:16, Mina Almasry wrote:
[...]
> +err_start_queue:
> +	/* Restarting the queue with old_mem should be successful as we haven't
> +	 * changed any of the queue configuration, and there is not much we can
> +	 * do to recover from a failure here.
> +	 *
> +	 * WARN if the we fail to recover the old rx queue, and at least free
> +	 * old_mem so we don't also leak that.
> +	 */
> +	if (dev->queue_mgmt_ops->ndo_queue_start(dev, old_mem, rxq_idx)) {
> +		WARN(1,
> +		     "Failed to restart old queue in error path. RX queue %d may be unhealthy.",
> +		     rxq_idx);
> +		dev->queue_mgmt_ops->ndo_queue_mem_free(dev, &old_mem);

This should be ->ndo_queue_mem_free(dev, old_mem).