linux-kernel - Re: [PATCH] igb: Define igb_pm_ops conditionally on CONFIG

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Message-ID: <ZFDzwkvMH1LdVKuF@corigine.com>
Date:   Tue, 2 May 2023 13:28:02 +0200
From:   Simon Horman <simon.horman@...igine.com>
To:     Tom Rix <trix@...hat.com>
Cc:     jesse.brandeburg@...el.com, anthony.l.nguyen@...el.com,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, intel-wired-lan@...ts.osuosl.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] igb: Define igb_pm_ops conditionally on CONFIG_PM

On Fri, Apr 28, 2023 at 04:00:09PM -0400, Tom Rix wrote:
> For s390, gcc with W=1 reports
> drivers/net/ethernet/intel/igb/igb_main.c:186:32: error:
>   'igb_pm_ops' defined but not used [-Werror=unused-const-variable=]
>   186 | static const struct dev_pm_ops igb_pm_ops = {
>       |                                ^~~~~~~~~~
> 
> The only use of igb_pm_ops is conditional on CONFIG_PM.
> The definition of igb_pm_ops should also be conditional on CONFIG_PM
> 
> Signed-off-by: Tom Rix <trix@...hat.com>

Reviewed-by: Simon Horman <simon.horman@...igine.com>