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Subject: Re: [PATCH 2/2] clocksource/drivers/fttmr010: Be stricter on IRQs
To:     Linus Walleij <linus.walleij@linaro.org>
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        linux-kernel <linux-kernel@vger.kernel.org>,
        =?UTF-8?Q?C=c3=a9dric_Le_Goate?= =?UTF-8?Q?r?= <clg@kaod.org>,
        Joel Stanley <joel@jms.id.au>
References: <20210724224424.2085404-1-linus.walleij@linaro.org>
 <20210724224424.2085404-2-linus.walleij@linaro.org>
 <e997cca5-e6d4-1aac-4e0c-de15d7664a1b@linaro.org>
 <CACRpkdYh6E+gCihouapFYX33U-ccJk7DF1oHax5vUS2CiqDOrg@mail.gmail.com>
From:   Daniel Lezcano <daniel.lezcano@linaro.org>
Message-ID: <fbe67d96-70dc-c8a4-106c-8bfced42c1ce@linaro.org>
Date:   Fri, 20 Aug 2021 16:16:48 +0200
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On 20/08/2021 15:39, Linus Walleij wrote:
> On Fri, Aug 20, 2021 at 10:53 AM Daniel Lezcano
> <daniel.lezcano@linaro.org> wrote:
>>
>> On 25/07/2021 00:44, Linus Walleij wrote:
>>> Make sure we check that the right interrupt occurred before
>>> calling the event handler for timer 1. Report spurious IRQs
>>> as IRQ_NONE.
>>
>> Does it not mean there is something wrong with the initial setup ?
> 
> No it is not occurring. This is just to protect against ordinary
> spurious interrupts (return from sleep glitches in electronics,
> quantum effects...)

I was not aware such problems can happen.

Thanks for the clarification.


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