lkml.org 
[lkml]   [2018]   [Jun]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH V5] powercap/drivers/idle_injection: Add an idle injection framework
On Tue, Jun 05, 2018 at 11:16:40AM +0200, Daniel Lezcano wrote:
> + atomic_t idle_duration_ms;
> + atomic_t run_duration_ms;

> + idle_duration_ms = atomic_read(&ii_dev->idle_duration_ms);

> + run_duration_ms = atomic_read(&ii_dev->run_duration_ms);

> + atomic_set(&ii_dev->run_duration_ms, run_duration_ms);
> + atomic_set(&ii_dev->idle_duration_ms, idle_duration_ms);

> + *run_duration_ms = atomic_read(&ii_dev->run_duration_ms);
> + *idle_duration_ms = atomic_read(&ii_dev->idle_duration_ms);

> + if (!atomic_read(&ii_dev->idle_duration_ms))

> + if (!atomic_read(&ii_dev->run_duration_ms))

What is the point of atomic_t here ?!

\
 
 \ /
  Last update: 2018-06-06 14:24    [W:0.062 / U:6.528 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site