Author: Andreea-Cristina Bernat <bernat.ada@gmail.com> According to RCU_INIT_POINTER()’s block comment 3.a, it can be used if « 3. The referenced data structure has already been exposed to readers either at compile time or via rcu_assign_pointer() -and- a. You have not made -any- reader-visible changes to this structure since then ». This case fulfills the conditions above because between …