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SEQ_HLIST_START_RCU(9) | The Linux VFS | SEQ_HLIST_START_RCU(9) |
NAME¶
seq_hlist_start_rcu - start an iteration of a hlist protected by RCUSYNOPSIS¶
struct hlist_node *
seq_hlist_start_rcu(struct hlist_head * head,
loff_t pos);
ARGUMENTS¶
headthe head of the hlist
pos
the start position of the sequence
DESCRIPTION¶
Called at seq_file->op-> start. 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.COPYRIGHT¶
May 2018 | Kernel Hackers Manual 4.9. |