Re: [PATCH V2 1/9] genirq/timings: Fix next event index function

From: Andy Shevchenko
Date: Fri May 24 2019 - 09:54:48 EST


On Fri, May 24, 2019 at 01:16:07PM +0200, Daniel Lezcano wrote:
> The current code was luckily working with most of the interval samples
> testing but actually it fails to correctly detect pattern repeatition
> breaking at the end of the buffer.
>
> Narrowing down the bug has been a real pain because of the pointers,
> so the routine is rewrite by using indexes instead.

Minor spelling issues below.

> + /*
> + * Move the beginnning pointer to the end minus the max period

Typo: beginning.

> + * x 3. We are at the point we can begin searching the pattern

"x 3." would be read better on the previous line.

> + */
> + buffer = &buffer[len - (period_max * 3)];

> + /*
> + * Adjust the length to the maximum allowed period x 3
> + */

One line?

> + len = period_max * 3;

> - for (i = period_max; i >= PREDICTION_PERIOD_MIN ; i--) {
> + for (period = period_max; period >= PREDICTION_PERIOD_MIN ; period--) {

At the same time you may drop extra white space.

> }

--
With Best Regards,
Andy Shevchenko