NAME
list_for_each_rcu - iterate over an rcu-protected list
SYNOPSIS
list_for_each_rcu(pos, head);
ARGUMENTS
pos
the struct list_head to use as a loop cursor.
head
the head for your list.
DESCRIPTION
This list-traversal primitive may safely run concurrently with the _rcu list-mutation primitives such as list_add_rcu as long as the traversal is guarded by rcu_read_lock.