linux-kernel - Re: [PATCH net-next 1/2] amd8111e: Mark PM functions as __maybe

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Message-Id: <20200630.181812.668194154450687064.davem@davemloft.net>
Date:   Tue, 30 Jun 2020 18:18:12 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     natechancellor@...il.com
Cc:     kuba@...nel.org, vaibhavgupta40@...il.com, pcnet32@...ntier.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 1/2] amd8111e: Mark PM functions as
 __maybe_unused

From: Nathan Chancellor <natechancellor@...il.com>
Date: Tue, 30 Jun 2020 14:00:33 -0700

> In certain configurations without power management support, the
> following warnings happen:
> 
> ../drivers/net/ethernet/amd/amd8111e.c:1623:12: warning:
> 'amd8111e_resume' defined but not used [-Wunused-function]
>  1623 | static int amd8111e_resume(struct device *dev_d)
>       |            ^~~~~~~~~~~~~~~
> ../drivers/net/ethernet/amd/amd8111e.c:1584:12: warning:
> 'amd8111e_suspend' defined but not used [-Wunused-function]
>  1584 | static int amd8111e_suspend(struct device *dev_d)
>       |            ^~~~~~~~~~~~~~~~
> 
> Mark these functions as __maybe_unused to make it clear to the compiler
> that this is going to happen based on the configuration, which is the
> standard for these types of functions.
> 
> Fixes: 2caf751fe080 ("amd8111e: Convert to generic power management")
> Signed-off-by: Nathan Chancellor <natechancellor@...il.com>

Applied.