From: Peter Zijlstra <peterz@infradead.org>
To: Luca Abeni <luca.abeni@unitn.it>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@redhat.com>,
Juri Lelli <juri.lelli@arm.com>
Subject: Re: [RFC v2 3/7] Improve the tracking of active utilisation
Date: Tue, 5 Apr 2016 16:48:03 +0200 [thread overview]
Message-ID: <20160405144803.GZ3430@twins.programming.kicks-ass.net> (raw)
In-Reply-To: <1459523553-29089-4-git-send-email-luca.abeni@unitn.it>
On Fri, Apr 01, 2016 at 05:12:29PM +0200, Luca Abeni wrote:
> + /*
> + * We cannot use inactive_task_timer() to invoke sub_running_bw()
> + * at the 0-lag time, because the task could have been migrated
> + * while SCHED_OTHER in the meanwhile.
> + */
> + if (hrtimer_active(&p->dl.inactive_timer) &&
> + !hrtimer_callback_running(&p->dl.inactive_timer))
> sub_running_bw(&p->dl, &rq->dl);
hrtimer_is_queued() ?
next prev parent reply other threads:[~2016-04-05 14:48 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-01 15:12 [RFC v2 0/7] CPU reclaiming for SCHED_DEADLINE Luca Abeni
2016-04-01 15:12 ` [RFC v2 1/7] Track the active utilisation Luca Abeni
2016-04-05 12:23 ` Peter Zijlstra
2016-04-05 16:47 ` luca abeni
2016-04-01 15:12 ` [RFC v2 2/7] Correctly track the active utilisation for migrating tasks Luca Abeni
2016-04-05 12:24 ` Peter Zijlstra
2016-04-05 16:50 ` luca abeni
2016-04-01 15:12 ` [RFC v2 3/7] Improve the tracking of active utilisation Luca Abeni
2016-04-05 12:42 ` Peter Zijlstra
2016-04-05 17:00 ` luca abeni
2016-04-05 12:42 ` Peter Zijlstra
2016-04-05 17:05 ` luca abeni
2016-04-05 14:48 ` Peter Zijlstra [this message]
2016-04-05 17:17 ` luca abeni
2016-04-05 15:00 ` Peter Zijlstra
2016-04-05 17:56 ` luca abeni
2016-04-05 18:00 ` Peter Zijlstra
2016-04-05 19:35 ` luca abeni
2016-04-05 18:02 ` Peter Zijlstra
2016-04-05 19:24 ` luca abeni
2016-04-05 19:31 ` Peter Zijlstra
2016-04-05 19:32 ` luca abeni
2016-04-05 18:11 ` Peter Zijlstra
2016-04-01 15:12 ` [RFC v2 4/7] Fix the update of the total -deadline utilization Luca Abeni
2016-04-05 12:58 ` Peter Zijlstra
2016-04-05 17:16 ` luca abeni
2016-04-01 15:12 ` [RFC v2 5/7] GRUB accounting Luca Abeni
2016-04-01 15:12 ` [RFC v2 6/7] Make GRUB a task's flag Luca Abeni
2016-04-01 15:12 ` [RFC v2 7/7] Do not reclaim the whole CPU bandwidth Luca Abeni
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