Re: [PATCHv2 46/50] power: Use show_stack_loglvl()

From: Rafael J. Wysocki
Date: Wed Mar 18 2020 - 08:54:46 EST


On Monday, March 16, 2020 3:39:12 PM CET Dmitry Safonov wrote:
> Aligning with other watchdog messages just before panic - use
> KERN_EMERG.
>
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Cc: Len Brown <len.brown@xxxxxxxxx>
> Cc: Pavel Machek <pavel@xxxxxx>
> Cc: "Rafael J. Wysocki" <rjw@xxxxxxxxxxxxx>
> Cc: linux-pm@xxxxxxxxxxxxxxx
> Signed-off-by: Dmitry Safonov <dima@xxxxxxxxxx>

Acked-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>

or please let me know if I'm expected to take this one.

> ---
> drivers/base/power/main.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
> index 0e99a760aebd..9b8450eab02e 100644
> --- a/drivers/base/power/main.c
> +++ b/drivers/base/power/main.c
> @@ -515,7 +515,7 @@ static void dpm_watchdog_handler(struct timer_list *t)
> struct dpm_watchdog *wd = from_timer(wd, t, timer);
>
> dev_emerg(wd->dev, "**** DPM device timeout ****\n");
> - show_stack(wd->tsk, NULL);
> + show_stack_loglvl(wd->tsk, NULL, KERN_EMERG);
> panic("%s %s: unrecoverable failure\n",
> dev_driver_string(wd->dev), dev_name(wd->dev));
> }
>