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Date:   Tue, 7 May 2019 17:22:35 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Guenter Roeck <linux@...ck-us.net>,
        LKML <linux-kernel@...r.kernel.org>,
        "linux-watchdog@...r.kernel.org" <linux-watchdog@...r.kernel.org>
Cc:     Vladimir Zapolskiy <vladimir_zapolskiy@...tor.com>,
        Wim Van Sebroeck <wim@...ux-watchdog.org>
Subject: Re: [PATCH] watchdog: fix watchdog_pretimeout.c build error when no
 default gov. is set

On 5/7/19 5:07 PM, Guenter Roeck wrote:
> On 5/7/19 4:33 PM, Randy Dunlap wrote:
>> From: Randy Dunlap <rdunlap@...radead.org>
>>
>> Fix build error when
>> CONFIG_WATCHDOG_PRETIMEOUT_GOV=y
>> # CONFIG_WATCHDOG_PRETIMEOUT_GOV_NOOP is not set
>> # CONFIG_WATCHDOG_PRETIMEOUT_GOV_PANIC is not set
>>
>> Fixes this build error:
>>
>> ../drivers/watchdog/watchdog_pretimeout.c: In function ‘watchdog_register_governor’:
>> ../drivers/watchdog/watchdog_pretimeout.c:139:26: error: ‘WATCHDOG_PRETIMEOUT_DEFAULT_GOV’ undeclared (first use in this function)
>>    if (!strncmp(gov->name, WATCHDOG_PRETIMEOUT_DEFAULT_GOV,
>>
> 
> Ah, I knew I missed something. The following would be a better fix,
> though, since it enforces that at least one pretimeout governor is enabled
> (matching the old code):
> 
> diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
> index e19960ace0c0..4a3461afa96f 100644
> --- a/drivers/watchdog/Kconfig
> +++ b/drivers/watchdog/Kconfig
> @@ -71,6 +71,12 @@ config WATCHDOG_PRETIMEOUT_GOV
>         help
>           The option allows to select watchdog pretimeout governors.
> 
> +config WATCHDOG_PRETIMEOUT_GOV_SEL
> +       tristate
> +       depends on WATCHDOG_PRETIMEOUT_GOV
> +       default m
> +       select WATCHDOG_PRETIMEOUT_GOV_PANIC if WATCHDOG_PRETIMEOUT_GOV_NOOP=n
> +
>  if WATCHDOG_PRETIMEOUT_GOV
> 
> Can you send v2 with the above, or do you want me to send it and give you credit ?
> 
> Thanks,
> Guenter

Hi Guenter,
That's your patch.  You can send it.  :)
No credit needed.

cheers.
-- 
~Randy

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