Re: [PATCH 4/4] posix-timers: turn it_signal into it_valid flag

[Eric Dumazet]

Le mardi 06 septembre 2011 Ã 22:10 +0200, Thomas Gleixner a Ãcrit :

> Vs. the refcounting, that should be solvable by a rcu_barrier() before
> 
> +   idr_destroy(&sig->posix_timers_id);
> 
> in exit_itimers().

Well, rcu_barrier() is too slow, please Andi dont try this :)



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