Re: [PATCH v6 1/4] sched/fair: Fix attaching task sched avgs twice when switching to fair or changing task group

[Peter Zijlstra]

On Thu, Jun 16, 2016 at 06:30:13PM +0200, Vincent Guittot wrote:
> With patch [1] for the init of cfs_rq side, all use cases will be
> covered regarding the issue linked to a last_update_time set to 0 at
> init
> [1] https://lkml.org/lkml/2016/5/30/508

Aah, wait, now I get it :-)

Still, we should put cfs_rq_clock_task(cfs_rq) in it, not 1. And since
we now acquire rq->lock on init this should well be possible. Lemme sort
that.