Re: [PATCH] sched: RCU-protect __set_task_cpu() in set_task_cpu()

[Oleg Nesterov]

On 06/07, Peter Zijlstra wrote:
>
>     Cure this by passing the migration state in wake_flags. Also move the
>     whole test under CONFIG_SMP, its hard to migrate tasks on UP :-)


Agreed, WF_MIGRATE looks better. and "move under CONFIG_SMP" is probably
correct ;)

I still think it makes sense to move task_cpu(p) from try_to_wake_up() to
ttwu_stat(), just because it looks confusing. But this is very minor,
please forget.

Oleg.

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