Re: Question about usage of RCU in the input layer

From: Dipankar Sarma
Date: Fri Mar 20 2009 - 02:01:49 EST


On Fri, Mar 20, 2009 at 06:28:11AM +0100, Eric Dumazet wrote:
> Paul E. McKenney a écrit :
> Hmm... point is to make linux boot as fast as possible, so ...
>
> Use a special variant of udelay() in offending drivers that make appropriate
> RCU call to increment quiescent state ?

It may not be safe to do this it is in a RCU read-side critical section.

Thanks
Dipankar
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