Name
seq_hlist_next_rcu —
move to the next position of the hlist protected by RCU
Synopsis
struct hlist_node * fsfuncseq_hlist_next_rcu ( | void * v, |
| | struct hlist_head * head, |
| | loff_t * ppos); |
Arguments
v
the current iterator
head
the head of the hlist
ppos
the current position
Description
Called at seq_file->op->next.
This list-traversal primitive may safely run concurrently with
the _rcu list-mutation primitives such as hlist_add_head_rcu
as long as the traversal is guarded by rcu_read_lock.