Re: [PATCH] Optimize int_sqrt for small values for faster idle

From: Andi Kleen
Date: Thu Jan 28 2016 - 17:30:59 EST


Andi Kleen <andi@xxxxxxxxxxxxxx> writes:

> From: Andi Kleen <ak@xxxxxxxxxxxxxxx>
>
> The menu cpuidle governor does at least two int_sqrt() each time
> we go into idle in get_typical_interval to compute stddev

Added a stupid typo in the last minute. I'll post a new version.

-Andi

--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only