Re: [PATCH V2 7/9] genirq/timings: Add selftest for circular array

From: Daniel Lezcano
Date: Fri May 24 2019 - 12:03:18 EST


On 24/05/2019 16:00, Andy Shevchenko wrote:
> On Fri, May 24, 2019 at 01:16:13PM +0200, Daniel Lezcano wrote:
>> Due to the complexity of the code and the difficulty to debug it,
>> let's add some selftests to the framework in order to spot issues or
>> regression at boot time when the runtime testing is enabled for this
>> subsystem.
>>
>> This tests the circular buffer at the limits and validates:
>> - the encoding / decoding of the values
>> - the macro to browse the irq timings circular buffer
>> - the function to push data in the circular buffer
>
> Can it use kselftest infrastructure?

I don't think it is possible because it is 100% deep-internal test, no
cooperation with userspace.


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