Re: [patch V3] percpu_counter: scalability works
From: Christoph Lameter
Date: Tue May 17 2011 - 10:38:10 EST
On Tue, 17 May 2011, Tejun Heo wrote:
> We can implement force-flush for dire situations, similar to expedited
> RCU flush thing.
I would suggest that if the user wants accurate results then another
external form of synchronization needs to be provided. Maybe the counter
is always incremented when another lock has been taken.
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