unable to find function definition

[Jay Aurabind]

On 20 April 2016 at 12:56, Cihangir Akturk <cakturk at gmail.com> wrote:
> On Wed, Apr 20, 2016 at 06:17:38AM +0000, Nijam Haider wrote:
>> i was going through the code leds-gpio.c.
>> i found a function "platform_gpio_blink_set" declared under private data of
>> "gpio_led_data",and was trying to get through this function. But hardly i can
>> find any link to definition for the same anywhere.
>
> Hi,
>
> That is a function pointer, so you should search assignments to
> that pointer. That way you can find the real function you are
> looking for.

I've spotted such usages in a lot of places, outside the kernel as
well. Just wanted know if there is a smarted way of finding the
assignments, like some tools or any other tips which people could use
to make life easier ?

>
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-- 

Thanks and Regards,
Aurabindo J