From: Juri Lelli <juri.lelli@arm.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: luca abeni <luca.abeni@unitn.it>,
rostedt@goodmis.org, linux-kernel@vger.kernel.org,
mingo@redhat.com, vincent.guittot@linaro.org,
wanpeng.li@hotmail.com
Subject: Re: [PATCH 1/2] sched/deadline: add per rq tracking of admitted bandwidth
Date: Tue, 23 Feb 2016 15:51:45 +0000 [thread overview]
Message-ID: <20160223155145.GM27380@e106622-lin> (raw)
In-Reply-To: <20160223154823.GV6357@twins.programming.kicks-ass.net>
On 23/02/16 16:48, Peter Zijlstra wrote:
> On Wed, Feb 10, 2016 at 01:42:40PM +0000, Juri Lelli wrote:
> > > > diff --git a/kernel/sched/core.c b/kernel/sched/core.c
> > > > index 9503d59..0ee0ec2 100644
> > > > --- a/kernel/sched/core.c
> > > > +++ b/kernel/sched/core.c
> > > > @@ -2432,7 +2432,7 @@ static int dl_overflow(struct task_struct *p,
> > > > int policy, u64 new_bw = dl_policy(policy) ? to_ratio(period,
> > > > runtime) : 0; int cpus, err = -1;
> > > >
> > > > - if (new_bw == p->dl.dl_bw)
> > > > + if (task_has_dl_policy(p) && new_bw == p->dl.dl_bw)
> > > > return 0;
> > >
> > > This hunk actually fixes issue 2) mentioned above, so I think it should
> > > be committed in a short time (independently from the rest of the
> > > patch). And maybe is a good candidate for backporting to stable kernels?
> > >
> >
> > Yes, this is a sensible fix per se. I can split it and send it
> > separately.
>
> Did you ever send that?
>
No, I didn't. Will do ASAP.
Thanks,
- Juri
next prev parent reply other threads:[~2016-02-23 15:50 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-08 12:45 [PATCH 0/2] sched/deadline: fix cpusets bandwidth accounting Juri Lelli
2016-02-08 12:45 ` [PATCH 1/2] sched/deadline: add per rq tracking of admitted bandwidth Juri Lelli
2016-02-10 11:32 ` Juri Lelli
2016-02-10 11:43 ` luca abeni
2016-02-10 11:58 ` Juri Lelli
2016-02-19 13:43 ` luca abeni
2016-02-19 14:20 ` Steven Rostedt
2016-02-19 14:53 ` luca abeni
2016-02-19 14:57 ` Steven Rostedt
2016-02-22 11:03 ` luca abeni
2016-02-22 10:57 ` [PATCH 0/3] cleanup " Luca Abeni
2016-02-22 10:57 ` [PATCH 1/4] Move some calls to __dl_{sub,add}_ac() from core.c to deadline.c Luca Abeni
2016-02-22 10:57 ` [PATCH 2/4] Move the remaining __dl_{sub,add}_ac() calls " Luca Abeni
2016-02-22 10:57 ` [PATCH 3/4] Remove dl_new Luca Abeni
2016-02-23 15:42 ` Peter Zijlstra
2016-02-24 13:53 ` luca abeni
2016-02-25 9:46 ` Juri Lelli
2016-03-03 9:03 ` luca abeni
2016-03-03 9:28 ` Juri Lelli
2016-03-03 14:23 ` Steven Rostedt
2016-03-03 14:31 ` luca abeni
2016-03-03 16:12 ` Juri Lelli
2016-02-10 12:48 ` [PATCH 1/2] sched/deadline: add per rq tracking of admitted bandwidth luca abeni
2016-02-10 13:42 ` Juri Lelli
2016-02-23 15:48 ` Peter Zijlstra
2016-02-23 15:51 ` Juri Lelli [this message]
2016-02-10 14:37 ` Steven Rostedt
2016-02-10 16:27 ` Juri Lelli
2016-02-11 12:12 ` Juri Lelli
2016-02-11 12:22 ` luca abeni
2016-02-11 12:27 ` Juri Lelli
2016-02-11 12:40 ` luca abeni
2016-02-11 12:49 ` Juri Lelli
2016-02-11 13:05 ` luca abeni
2016-02-11 14:25 ` Steven Rostedt
2016-02-11 17:10 ` Juri Lelli
2016-02-12 17:05 ` Peter Zijlstra
2016-02-12 17:19 ` Juri Lelli
2016-02-24 19:17 ` Peter Zijlstra
2016-02-24 21:46 ` luca abeni
2016-02-25 7:53 ` Peter Zijlstra
2016-02-25 10:07 ` Juri Lelli
2016-02-25 10:20 ` Peter Zijlstra
2016-03-24 9:20 ` Peter Zijlstra
2016-02-11 21:48 ` Luca Abeni
2016-02-08 12:45 ` [PATCH 2/2] sched/deadline: rq_{online,offline}_dl for root_domain changes Juri Lelli
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