| Function report | 
| Source Code: kernel\rcu\tree.c | Create Date:2022-07-28 10:25:35 | 
| Last Modify:2020-03-12 14:18:49 | Copyright©Brick | 
| home page | Tree | 
| Annotation kernel can get tool activity | Download SCCT | Chinese | 
Name:Return the root node of the rcu_state structure.
Proto:static struct rcu_node *rcu_get_root(void)
Type:struct rcu_node
Parameter:Nothing
| 528 | Return Hierarchy. [0] | 
| Name | Describe | 
|---|---|
| rcu_gp_init | Initialize a new grace period. Return false if no grace period required. | 
| rcu_gp_fqs_check_wake | Helper function for swait_event_idle_exclusive() wakeup at force-quiescent-state* time. | 
| rcu_gp_fqs | Do one round of quiescent-state forcing. | 
| rcu_gp_fqs_loop | Loop doing repeated quiescent-state forcing until the grace period ends. | 
| rcu_gp_cleanup | Clean up after the old grace period. | 
| rcu_report_qs_rsp | Report a full set of quiescent states to the rcu_state data structure | 
| rcutree_prepare_cpu | Invoked early in the CPU-online process, when pretty much all services* are available. The incoming CPU is not present.* Initializes a CPU's per-CPU RCU data. Note that only one online or* offline event can be happening at a given time | 
| rcu_spawn_gp_kthread | Spawn the kthreads that handle RCU's grace periods. | 
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