Re: [v4.5-rc3 REGRESSION] rcar_sound-related WARN_ON()

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Hi Morimoto-san,

On Thu, Feb 18, 2016 at 9:39 AM, Kuninori Morimoto
<kuninori.morimoto.gx@xxxxxxxxxxx> wrote:
>> > [   59.144598] irq 311: nobody cared (try booting with the "irqpoll" option)
>> > [   59.151419] CPU: 0 PID: 410 Comm: irq/311-da9210 Not tainted 4.5.0-rc3-02009-g83c516e #612
>>
>> Ugh, the da9210 interrupt.
>>
>> That probably means an event was set that isn't handled by
>> da9210_irq_handler().
>>
>> Is it reproducible? If yes, can you please print val in the !handled case?
>> Thanks!
>
> I tried this patch, but It didn't use this printk().
> Am I wrong ?
>
> -------------
> diff --git a/drivers/regulator/da9210-regulator.c b/drivers/regulator/da9210-regulator.c
> index 01c0e37..85c1166 100644
> --- a/drivers/regulator/da9210-regulator.c
> +++ b/drivers/regulator/da9210-regulator.c
> @@ -167,6 +167,8 @@ static irqreturn_t da9210_irq_handler(int irq, void *data)
>                         goto error_i2c;
>
>                 ret = IRQ_HANDLED;
> +       } else if (val != handled) {
> +               printk("---val %x : %x\n", val, handled);
>         }

That's what I meant.
Do you still see the "irq 311: nobody cared"?
Do you have the DA9210 driver enabled?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds



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