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 11:17:53
Last Modify:2022-05-19 07:39:19 Copyright©Brick
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函数名称：Has a grace period started since the time the old gp_seq was collected?

函数原型：static inline bool rcu_seq_new_gp(unsigned long old, unsigned long new)

返回类型：bool

参数：

类型参数名称
unsigned longold
unsigned longnew
133  返回:ULONG_CMP_LT((old + RCU_SEQ_STATE_MASK) & ~RCU_SEQ_STATE_MASK, new)
调用者
名称描述
__note_gp_changesUpdate CPU-local rcu_data state to record the beginnings and ends of* grace periods. The caller must hold the ->lock of the leaf rcu_node* structure corresponding to the current CPU, and must have irqs disabled.