Messages in this thread | | | Date | Tue, 10 Sep 2013 22:37:18 +0100 | From | Mark Brown <> | Subject | Re: [PATCH v3] gpio: interrupt consistency check for OF GPIO IRQs |
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On Tue, Sep 10, 2013 at 01:53:47PM -0600, Stephen Warren wrote:
> Doesn't this patch call gpio_request() on the GPIO first, and hence > prevent the driver's own gpio_request() from succeeding, since the GPIO > is already requested? If this is not a problem, it sounds like a bug in > gpio_request() not ensuring mutual exclusion for the GPIO.
Or at the very least something that's likely to break in the future. [unhandled content-type:application/pgp-signature] | |