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SubjectRe: [PATCH] sched/pelt: Fix bracket typo
On Wed, Jun 8, 2022 at 11:33 PM Randy Dunlap <rdunlap@infradead.org> wrote:
>
>
>
> On 6/8/22 08:00, Steven Lung wrote:
> > The second bracket describing the range is inverted, this patch
> > will fix it.
> >
> > Signed-off-by: Steven Lung <1030steven@gmail.com>
> > ---
> > kernel/sched/pelt.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/kernel/sched/pelt.c b/kernel/sched/pelt.c
> > index 0f3107682..ed82cfba9 100644
> > --- a/kernel/sched/pelt.c
> > +++ b/kernel/sched/pelt.c
> > @@ -233,7 +233,7 @@ ___update_load_sum(u64 now, struct sched_avg *sa,
> > * When syncing *_avg with *_sum, we must take into account the current
> > * position in the PELT segment otherwise the remaining part of the segment
> > * will be considered as idle time whereas it's not yet elapsed and this will
> > - * generate unwanted oscillation in the range [1002..1024[.
>
> Is the above the same as range [1002..1024).
> ? I.e. 1002-1023 inclusive (or 1024 excluded)?
>
> > + * generate unwanted oscillation in the range [1002..1024].
> > *
> > * The max value of *_sum varies with the position in the time segment and is
> > * equals to :
>
> --
> ~Randy

In the patch that the author submitted[1] for this comment, he
mentioned that the value 1024 can be obtained.
So I think we should use brackets instead of parenthesis.

[1]: https://lore.kernel.org/all/20200506155301.14288-1-vincent.guittot@linaro.org/T/#u

--
Steven

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