Messages in this thread |  | | Date | Sat, 14 Jan 2023 11:55:17 -0500 | From | Alan Stern <> | Subject | Re: Internal vs. external barriers (was: Re: Interesting LKMM litmus test) |
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On Fri, Jan 13, 2023 at 12:07:06PM -0800, Paul E. McKenney wrote: > What Alan said! You could even have distinct partially overlapping > grace periods, as the Linux kernel actually does have courtesy of normal > grace periods via synchronize_rcu() and expedited grace periods via > synchronize_rcu_expedited().
Or just two different CPUs making overlapping calls to synchronize_rcu().
Alan
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