函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\net\netprio_cgroup.h Create Date:2022-07-27 07:00:29
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：task_netprioidx

函数原型：static inline u32 task_netprioidx(struct task_struct *p)

返回类型：u32

参数：

类型参数名称
struct task_struct *p
27  _read_lock() - mark the beginning of an RCU read-side critical section* When synchronize_rcu() is invoked on one CPU while other CPUs* are within RCU read-side critical sections, then the* synchronize_rcu() is guaranteed to block until after all the other
28  css等于循环获得css
29  idx等于PI: Subsys-unique ID. 0 is unused and root is always 1. The* matching css can be looked up using css_from_id().
30  _read_unlock() - marks the end of an RCU read-side critical section.* In most situations, rcu_read_unlock() is immune from deadlock.* However, in kernels built with CONFIG_RCU_BOOST, rcu_read_unlock()
31  返回:idx
调用者
名称描述
sock_update_netprioidx