Re: [PATCH RFC tip/core/rcu 18/18] rcu: add primitives to checkfor RCU read-side critical sections

[Peter Zijlstra]

On Tue, 2009-12-15 at 15:02 -0800, Paul E. McKenney wrote:
> 
> Also create rcu_dereference_check(), which takes a second boolean argument
> into which one puts rcu_read_lock_held() or similar.  For example:
> 
>         rcu_dereference_check(gp, rcu_read_lock_held() ||
>                                   lockdep_is_held(my_lock));

Ah, so you're going to tackle this the other way around, interesting :-)

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