Re: [PATCH] RT: Checks for cmpxchg in get_task_struct_rcu()

On Thu, 2005-09-22 at 10:59 +1000, Nick Piggin wrote:

> You need my atomic_cmpxchg patches that provide an atomic_cmpxchg
> (and atomic_inc_not_zero) for all architectures.
> 

It is racy, but why not just disable preemption ..

Daniel

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