__is_kfree_rcu_offset 805 include/linux/rcupdate.h BUILD_BUG_ON(!__is_kfree_rcu_offset(offset)); \ __is_kfree_rcu_offset 213 kernel/rcu/rcu.h if (__is_kfree_rcu_offset(offset)) { __is_kfree_rcu_offset 2595 kernel/rcu/tree.c if (__is_kfree_rcu_offset((unsigned long)func))