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SubjectRe: [PATCH 06/34] csky: Use CONFIG_PREEMPTION
Thx for explanation.

Acked-by: Guo Ren <guoren@kernel.org>

On Wed, Oct 16, 2019 at 3:39 PM Sebastian Andrzej Siewior
<bigeasy@linutronix.de> wrote:
>
> On 2019-10-16 07:29:34 [+0800], Guo Ren wrote:
> > Could CONFIG_PREEMPT_RT be supported in csky ? Any arch backend porting ?
>
> It could. HIGH_RES_TIMERS is useful and IRQ_FORCED_THREADING is
> required. You already have PREEMPT(ION) which is good. Then you would
> have to try and my guess would be that some of spinlock_t vs
> raw_spinlock_t could require changes but we should have lockdep support
> for that which would make things easier.
>
> Sebastian



--
Best Regards
Guo Ren

ML: https://lore.kernel.org/linux-csky/

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