On Wed, Jan 13, 2021 at 09:46:02AM -0800, Paul E. McKenney wrote: < Lemme trim that mail fat > > It seems to me that loading and unloading SGX enclaves qualifies as a > configuration operation, so use of synchronize_srcu_expedited() should be > just fine in that case. This of course implies that SGX enclaves should > not be loaded or unloaded while an aggressive real-time application > is running. Which might well be the case for other reasons. I believe RT and SGX should be orthogonal to each-other unless someone rolls out of the woodwork, wanting to run realtime enclaves... Ewww. > So I believe synchronize_srcu_expedited() should be fine in this case. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette