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> > On Tue, 24 Aug 2021 20:03:03 +0000 > Honnappa Nagarahalli <honnappa.nagaraha...@arm.com> wrote: > > > > One difference between this implementation and the previous one is > > > this busy loop. rte_pause() relaxes the cpu, but will not make the > > > calling thread to sleep and wait for the sync event. So here we can > > > spin a quite long time until the other thread is scheduled by the OS. > > Yes, this is a difference. We could add a microsleep to allow for the OS to > > un- > schedule the current thread. > > Why not use sched_yield() here? Makes sense
