Re: [PATCH v7 02/11] task_isolation: add initial support
From: Thomas Gleixner
Date: Thu Oct 01 2015 - 08:19:45 EST
On Thu, 1 Oct 2015, Frederic Weisbecker wrote:
> On Mon, Sep 28, 2015 at 11:17:17AM -0400, Chris Metcalf wrote:
> > +
> > + while (READ_ONCE(dev->next_event.tv64) != KTIME_MAX) {
>
> You should add a function in tick-sched.c to get the next tick. This
> is supposed to be a private field.
Just to make it clear. Neither the above nor a similar check in
tick-sched.c is going to happen.
This busy waiting is just horrible. Get your act together and solve
the problems at the root and do not inflict your quick and dirty
'solutions' on us.
Thanks,
tglx
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/