diff options
| -rw-r--r-- | Documentation/RCU/whatisRCU.txt | 55 |
1 files changed, 44 insertions, 11 deletions
diff --git a/Documentation/RCU/whatisRCU.txt b/Documentation/RCU/whatisRCU.txt index 0f0fb7c432c2..49b8551a3b68 100644 --- a/Documentation/RCU/whatisRCU.txt +++ b/Documentation/RCU/whatisRCU.txt @@ -326,11 +326,11 @@ used as follows: a. synchronize_rcu() rcu_read_lock() / rcu_read_unlock() call_rcu() rcu_dereference() -b. call_rcu_bh() rcu_read_lock_bh() / rcu_read_unlock_bh() - rcu_dereference_bh() +b. synchronize_rcu_bh() rcu_read_lock_bh() / rcu_read_unlock_bh() + call_rcu_bh() rcu_dereference_bh() c. synchronize_sched() rcu_read_lock_sched() / rcu_read_unlock_sched() - preempt_disable() / preempt_enable() + call_rcu_sched() preempt_disable() / preempt_enable() local_irq_save() / local_irq_restore() hardirq enter / hardirq exit NMI enter / NMI exit @@ -794,10 +794,22 @@ in docbook. Here is the list, by category. RCU list traversal: + list_entry_rcu + list_first_entry_rcu + list_next_rcu list_for_each_entry_rcu + list_for_each_entry_continue_rcu + hlist_first_rcu + hlist_next_rcu + hlist_pprev_rcu hlist_for_each_entry_rcu + hlist_for_each_entry_rcu_bh + hlist_for_each_entry_continue_rcu + hlist_for_each_entry_continue_rcu_bh + hlist_nulls_first_rcu hlist_nulls_for_each_entry_rcu - list_for_each_entry_continue_rcu + hlist_bl_first_rcu + hlist_bl_for_each_entry_rcu RCU pointer/list update: @@ -806,28 +818,38 @@ RCU pointer/list update: list_add_tail_rcu list_del_rcu list_replace_rcu - hlist_del_rcu hlist_add_after_rcu hlist_add_before_rcu hlist_add_head_rcu + hlist_del_rcu + hlist_del_init_rcu hlist_replace_rcu list_splice_init_rcu() + hlist_nulls_del_init_rcu + hlist_nulls_del_rcu + hlist_nulls_add_head_rcu + hlist_bl_add_head_rcu + hlist_bl_del_init_rcu + hlist_bl_del_rcu + hlist_bl_set_first_rcu RCU: Critical sections Grace period Barrier rcu_read_lock synchronize_net rcu_barrier rcu_read_unlock synchronize_rcu rcu_dereference synchronize_rcu_expedited - call_rcu - kfree_rcu - + rcu_read_lock_held call_rcu + rcu_dereference_check kfree_rcu + rcu_dereference_protected bh: Critical sections Grace period Barrier rcu_read_lock_bh call_rcu_bh rcu_barrier_bh rcu_read_unlock_bh synchronize_rcu_bh rcu_dereference_bh synchronize_rcu_bh_expedited - + rcu_dereference_bh_check + rcu_dereference_bh_protected + rcu_read_lock_bh_held sched: Critical sections Grace period Barrier @@ -835,7 +857,12 @@ sched: Critical sections Grace period Barrier rcu_read_unlock_sched call_rcu_sched [preempt_disable] synchronize_sched_expedited [and friends] + rcu_read_lock_sched_notrace + rcu_read_unlock_sched_notrace rcu_dereference_sched + rcu_dereference_sched_check + rcu_dereference_sched_protected + rcu_read_lock_sched_held SRCU: Critical sections Grace period Barrier @@ -843,6 +870,8 @@ SRCU: Critical sections Grace period Barrier srcu_read_lock synchronize_srcu srcu_barrier srcu_read_unlock call_srcu srcu_dereference synchronize_srcu_expedited + srcu_dereference_check + srcu_read_lock_held SRCU: Initialization/cleanup init_srcu_struct @@ -850,9 +879,13 @@ SRCU: Initialization/cleanup All: lockdep-checked RCU-protected pointer access - rcu_dereference_check - rcu_dereference_protected + rcu_access_index rcu_access_pointer + rcu_dereference_index_check + rcu_dereference_raw + rcu_lockdep_assert + rcu_sleep_check + RCU_NONIDLE See the comment headers in the source code (or the docbook generated from them) for more information. |