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From: Jakub Kicinski <kuba@kernel.org>
To: Sieng-Piaw Liew <liew.s.piaw@gmail.com>
Cc: chris.snook@gmail.com, davem@davemloft.net, edumazet@google.com,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] net: ag71xx: switch to napi_build_skb() to reuse skbuff_heads
Date: Wed, 6 Jul 2022 19:52:13 -0700	[thread overview]
Message-ID: <20220706195213.6b751af8@kernel.org> (raw)
In-Reply-To: <20220705004434.1453-1-liew.s.piaw@gmail.com>

On Tue,  5 Jul 2022 08:44:34 +0800 Sieng-Piaw Liew wrote:
> --- a/drivers/net/ethernet/atheros/ag71xx.c
> +++ b/drivers/net/ethernet/atheros/ag71xx.c
> @@ -825,7 +825,7 @@ static int ag71xx_tx_packets(struct ag71xx *ag, bool flush)
>  		if (!skb)
>  			continue;
>  
> -		dev_kfree_skb_any(skb);
> +		napi_consume_skb(skb, !flush);

!flush is not sufficient here, napi can be called with a budget of 0.

  reply	other threads:[~2022-07-07  2:52 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-05  0:44 [PATCH] net: ag71xx: switch to napi_build_skb() to reuse skbuff_heads Sieng-Piaw Liew
2022-07-07  2:52 ` Jakub Kicinski [this message]
2022-07-07 14:10   ` [PATCH net-next v2] " Sieng-Piaw Liew
2022-07-08 13:30     ` patchwork-bot+netdevbpf

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