Re: [RFC PATCH 1/7] static_call: get rid of static_call_cond()

Peter Zijlstra
2021-11-09T19:33:07Z

On Tue, Nov 09, 2021 at 05:45:43PM +0100, Ard Biesheuvel wrote:
> static inline
> void __static_call_update(struct static_call_key *key, void *tramp, void *func)
> {
> + WRITE_ONCE(key->func, func ?: (void *)&__static_call_nop);
> }

Ha, yes, I suppose that ought to work.