linux-kernel - Re: [PATCH] firmware: raspberrypi: Define timeout for transactions

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Message-ID: <87k1lyghp7.fsf@anholt.net>
Date:   Wed, 31 Oct 2018 10:16:20 -0700
From:   Eric Anholt <eric@...olt.net>
To:     Stefan Wahren <stefan.wahren@...e.com>
Cc:     Arnd Bergmann <arnd@...db.de>,
        Florian Fainelli <f.fainelli@...il.com>,
        linux-kernel@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org,
        Stefan Wahren <stefan.wahren@...e.com>
Subject: Re: [PATCH] firmware: raspberrypi: Define timeout for transactions

Stefan Wahren <stefan.wahren@...e.com> writes:

> We should never assume to get a reply from the firmware otherwise
> the call could block forever and the user don't get informed. So
> define a timeout of 1 sec and print a stacktrace once in the unlikely
> case the timeout expired.
>
> Signed-off-by: Stefan Wahren <stefan.wahren@...e.com>

Reviewed-by: Eric Anholt <eric@...olt.net>

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