[PATCH] boot: fix systemd watchdog command line argument

[Ahmad Fatoum]

On 20.02.25 10:17, Sascha Hauer wrote:
> The kernel command line option to specify the watchdog to use is
> "systemd.watchdog_device" as specified in [1], not
> "systemd.watchdog-device"
> 
> [1] https://www.freedesktop.org/software/systemd/man/latest/kernel-command-line.html#systemd.watchdog_sec=
> 
> Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>

Please also include the typo fix in the common/Kconfig help text for
CONFIG_SYSTEMD_OF_WATCHDOG.

With that squashed:

Reviewed-by: Ahmad Fatoum <a.fatoum at pengutronix.de>

I could swear I have tested this with two watchdogs back then...

Anyways, I have submitted a fix to the systemd documentation here:
https://github.com/systemd/systemd/pull/36453

Thanks,
Ahmad


> ---
>  common/oftree.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/common/oftree.c b/common/oftree.c
> index 4afe955719..2ebde791c7 100644
> --- a/common/oftree.c
> +++ b/common/oftree.c
> @@ -172,7 +172,7 @@ static void watchdog_build_bootargs(struct watchdog *watchdog, struct device_nod
>  	if (alias_id < 0)
>  		return;
>  
> -	buf = basprintf("systemd.watchdog-device=/dev/watchdog%d", alias_id);
> +	buf = basprintf("systemd.watchdog_device=/dev/watchdog%d", alias_id);
>  	if (!buf)
>  		return;
>  


-- 
Pengutronix e.K.                           |                             |
Steuerwalder Str. 21                       | http://www.pengutronix.de/  |
31137 Hildesheim, Germany                  | Phone: +49-5121-206917-0    |
Amtsgericht Hildesheim, HRA 2686           | Fax:   +49-5121-206917-5555 |