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Groups > linux.kernel > #1340806
| From | Peter Zijlstra <peterz@infradead.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 1/2] sched/deadline: add per rq tracking of admitted bandwidth |
| Date | 2016-02-23 16:50 +0100 |
| Message-ID | <r5nnQ-7qp-27@gated-at.bofh.it> (permalink) |
| References | <qZTqq-5fX-11@gated-at.bofh.it> <qZTqr-5fX-27@gated-at.bofh.it> <r0BhM-1Cs-23@gated-at.bofh.it> <r0Cnw-2fc-5@gated-at.bofh.it> <r0DjA-2QB-21@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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?
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Re: [PATCH 1/2] sched/deadline: add per rq tracking of admitted bandwidth Peter Zijlstra <peterz@infradead.org> - 2016-02-23 16:50 +0100 Re: [PATCH 1/2] sched/deadline: add per rq tracking of admitted bandwidth Juri Lelli <juri.lelli@arm.com> - 2016-02-23 17:00 +0100
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