On Wed, Dec 09, 2020 at 06:57:02AM -0800, Paul E. McKenney wrote: > On Wed, Dec 09, 2020 at 08:17:10AM +0000, Christoph Hellwig wrote: > > Your two new exports don't actually seem to get used in modular code > > at all in this series. > > Indeed, and I either need to remove the exports or make my test code in > kernel/rcu/rcuscale.o suitable for upstreaming. Or find the appropriate > mm/slab selftest location. I'd rather not export something like this which pokes deep into internals. That being said I've been working on off on a EXPORT_SYMBOL_FOR() that just exports a symbol to one specific module. Hopefully I'll finish it for the next merge window, and with that I'd feel much more comfortable with an export.