On Fri, 2015-07-31 at 22:21 -0400, Waiman Long wrote: > The smp_store_release() is not a full barrier. In order to avoid missed > wakeup, we may need to add memory barrier around locked and cpu state > variables adding to complexity. As the chance of spurious wakeup is very > low, it is easier and safer to just do an unconditional kick at unlock > time. > > Signed-off-by: Waiman Long <waiman.l...@hp.com>
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