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SubjectRe: [PATCH v8 06/16] sched/core: uclamp: Extend sched_setattr() to support utilization clamping
On 08-May 21:44, Peter Zijlstra wrote:
> On Tue, May 07, 2019 at 12:13:47PM +0100, Patrick Bellasi wrote:
> > On 17-Apr 15:26, Suren Baghdasaryan wrote:
> > > On Tue, Apr 2, 2019 at 3:42 AM Patrick Bellasi <patrick.bellasi@arm.com> wrote:
>
> > > > @@ -1056,6 +1100,13 @@ static void __init init_uclamp(void)
> > > > #else /* CONFIG_UCLAMP_TASK */
> > > > static inline void uclamp_rq_inc(struct rq *rq, struct task_struct *p) { }
> > > > static inline void uclamp_rq_dec(struct rq *rq, struct task_struct *p) { }
> > > > +static inline int uclamp_validate(struct task_struct *p,
> > > > + const struct sched_attr *attr)
> > > > +{
> > > > + return -ENODEV;
> > >
> > > ENOSYS might be more appropriate?
> >
> > Yep, agree, thanks!
>
> No, -ENOSYS (see the comment) is special in that it indicates the whole
> system call is unavailable; that is most certainly not the case!

Yep, noted. Thanks.

--
#include <best/regards.h>

Patrick Bellasi

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