Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\rcu\tree_exp.h Create Date:2022-07-28 10:28:42
Last Modify:2020-03-12 14:18:49 Copyright©Brick
home page Tree
Annotation kernel can get tool activityDownload SCCTChinese

Name:SPDX-License-Identifier: GPL-2.0+

Proto:static void rcu_exp_handler(void *unused)

Type:void

Parameter:

TypeParameterName
void *unused
715  rdp = this_cpu_ptr( & rcu_data)
716  rnp = This CPU's leaf of hierarchy
717  If Not (READ_ONCE(CPUs or groups that need to check in ) & Mask to apply to leaf qsmask. ) || Operations for contexts that are safe from preemption/interrupts. These* operations verify that preemption is disabled.(exp) Then Return
720  If _is_cpu_rrupt_from_idle - see if interrupted from idle* If the current CPU is idle and running at a first-level (not nested)* interrupt from idle, return true. The caller must have at least* disabled preemption. Then
721  Report expedited quiescent state for specified rcu_data (CPU).
722  Return
724  Request an expedited quiescent state.