Re: [PATCH] sched/cpufreq: don't trigger cpufreq update w/o real rt/deadline tasks running

[Peter Zijlstra]

On Wed, Apr 20, 2016 at 02:32:35AM +0200, Rafael J. Wysocki wrote:
> On Monday, April 18, 2016 01:51:24 PM Wanpeng Li wrote:
> > Sometimes update_curr() is called w/o tasks actually running, it is
> > captured by: 
> > 	u64 delta_exec = rq_clock_task(rq) - curr->se.exec_start;
> > We should not trigger cpufreq update in this case for rt/deadline
> > classes, and this patch fix it.
> > 
> > Signed-off-by: Wanpeng Li <wanpeng.li@xxxxxxxxxxx>
> 
> The signed-off-by tag should agree with the From: header.  One way to achieve
> that is to add an extra From: line at the start of the changelog.
> 
> That said, this looks like a good catch that should go into 4.6 to me.
> 
> Peter, what do you think?

I'm confused by the Changelog. *what* ?