linux-kernel - Re: [PATCH] net: ethernet: ti: am65-cpsw-qos: fix non-bql configs

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Message-ID: <Zd9Jk5d99h0CeM9z@gmail.com>
Date: Wed, 28 Feb 2024 06:56:19 -0800
From: Breno Leitao <leitao@...ian.org>
To: Arnd Bergmann <arnd@...nel.org>
Cc: "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Arnd Bergmann <arnd@...db.de>, Roger Quadros <rogerq@...nel.org>,
	Siddharth Vadapalli <s-vadapalli@...com>,
	Grygorii Strashko <grygorii.strashko@...com>,
	Dan Carpenter <dan.carpenter@...aro.org>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: ethernet: ti: am65-cpsw-qos: fix non-bql configs

On Wed, Feb 28, 2024 at 03:03:10PM +0100, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> It is now possible to disable BQL, but that causes cpsw to break:
> 
> drivers/net/ethernet/ti/am65-cpsw-nuss.c:297:28: error: no member named 'dql' in 'struct netdev_queue'
>   297 |                    dql_avail(&netif_txq->dql),
> 
> Add an #ifdef check for CONFIG_BQL around this usage.

I confirmed that all other cases where queue->dql is accessed, it is
inside a #ifdef CONFIG_BQL block, so, seems appropriate doing the same
here.

> Fixes: ea7f3cfaa588 ("net: bql: allow the config to be disabled")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>

Reviwed-by: Breno Leitao <leitao@...ian.org>