On Wed, Mar 10, 2021 at 08:51:22AM +0100, Jürgen Groß wrote: > It is combining the two needed actions: update the static call and > set the paravirt_using_native_sched_clock boolean. I actually meant what the point of using_native_sched_clock() is but put this comment at the wrong place, sorry. > Just had another idea: I could add a function to static_call.h for > querying the current function. This would avoid the double book keeping > and could probably be used later when switching other pv_ops calls to > static_call, too (e.g. pv_is_native_spin_unlock()). > > What do you think? Yap, that makes sense. Alternatively, you could even add a bitfield to pv_ops which carries that info and since pv_ops is global... But yeah, the less bookkeeping the better. Thx. -- Regards/Gruss, Boris. https://people.kernel.org/tglx/notes-about-netiquette