netdev - Re: [PATCH net-next] net: drop the weight argument from netif_napi

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Date:   Tue, 27 Sep 2022 17:54:43 +0200
From:   "Jason A. Donenfeld" <Jason@...c4.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     davem@...emloft.net, netdev@...r.kernel.org, edumazet@...gle.com,
        pabeni@...hat.com, kvalo@...nel.org, johannes@...solutions.net,
        linux-wireless@...r.kernel.org, mkl@...gutronix.de,
        linux-can@...r.kernel.org
Subject: Re: [PATCH net-next] net: drop the weight argument from
 netif_napi_add

On Tue, Sep 27, 2022 at 06:27:53AM -0700, Jakub Kicinski wrote:
> We tell driver developers to always pass NAPI_POLL_WEIGHT
> as the weight to netif_napi_add(). This may be confusing
> to newcomers, drop the weight argument, those who really
> need to tweak the weight can use netif_napi_add_weight().
> 
> Signed-off-by: Jakub Kicinski <kuba@...nel.org>
> ---
>  drivers/net/wireguard/peer.c                  |  3 +--
>
> diff --git a/drivers/net/wireguard/peer.c b/drivers/net/wireguard/peer.c
> index 1acd00ab2fbc..1cb502a932e0 100644
> --- a/drivers/net/wireguard/peer.c
> +++ b/drivers/net/wireguard/peer.c
> @@ -54,8 +54,7 @@ struct wg_peer *wg_peer_create(struct wg_device *wg,
>  	skb_queue_head_init(&peer->staged_packet_queue);
>  	wg_noise_reset_last_sent_handshake(&peer->last_sent_handshake);
>  	set_bit(NAPI_STATE_NO_BUSY_POLL, &peer->napi.state);
> -	netif_napi_add(wg->dev, &peer->napi, wg_packet_rx_poll,
> -		       NAPI_POLL_WEIGHT);
> +	netif_napi_add(wg->dev, &peer->napi, wg_packet_rx_poll);
>  	napi_enable(&peer->napi);
>  	list_add_tail(&peer->peer_list, &wg->peer_list);
>  	INIT_LIST_HEAD(&peer->allowedips_list);

For the wireguard part,

   Acked-by: Jason A. Donenfeld <Jason@...c4.com>