Re: [PATCH] sched: remove resetting exec_start input_prev_task_rt()

[Steven Rostedt]

On Fri, 2011-06-10 at 10:38 +0800, Yong Zhang wrote:
> On Thu, Jun 9, 2011 at 8:34 PM, Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> > I disagree. Yes the exec_start is reset there, but I like the fact that
> > it's 0 when not running.
> 
> Actually this depends on how we look at the code:
> if we set exec_start to 0 explicitly, as you said the code is more direct and
> readable.
> if we don't set exec_start to 0, we can save one instruction though
> it's minor.
> 
> I have no strong opinion on either of them :)

I don't have any real strong opinion on this either, so I'll just let
Peter decide :)

-- Steve

> 
> BTW, put_prev_task_fair() doesn't set exec_start to 0.


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