函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\rcu\rcu.h Create Date:2022-07-27 11:17:52
Last Modify:2022-05-19 07:39:19 Copyright©Brick
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函数名称：Given a snapshot from rcu_seq_snap(), determine whether or not the* corresponding update-side operation has started.

函数原型：static inline bool rcu_seq_started(unsigned long *sp, unsigned long s)

返回类型：bool

参数：

类型参数名称
unsigned long *sp
unsigned longs
108  返回:ULONG_CMP_LT((s - 1) & ~RCU_SEQ_STATE_MASK, READ_ONCE( * sp))
调用者
名称描述
rcu_start_this_gp_start_this_gp - Request the start of a particular grace period*@rnp_start: The leaf node of the CPU from which to start