Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\rcu\tree.c Create Date:2022-07-28 10:27:04
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:rcu_init_new_rnp

Proto:static void rcu_init_new_rnp(struct rcu_node *rnp_leaf)

Type:void

Parameter:

TypeParameterName
struct rcu_node *rnp_leaf
3002  rnp = rnp_leaf
3004  raw_lockdep_assert_held_rcu_node(rnp_leaf)
3005  WARN_ON_ONCE(Necessary to wait for blocked tasks to )
3006  cycle
3007  mask = Mask to apply to parent qsmask.
3008  rnp = cu_node tree?
3009  If (rnp == NULL) Then Return
3011  Wrappers for the rcu_node::lock acquire and release(rnp)
3012  oldmask = qsmaskinit
3013  qsmaskinit |= mask
3014  raw_spin_unlock_rcu_node(rnp)
3015  If oldmask Then Return
Caller
NameDescribe
rcu_gp_initInitialize a new grace period. Return false if no grace period required.