函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\seq_file.c Create Date:2022-07-29 10:40:09
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:seq_hlist_start_precpu - start an iteration of a percpu hlist array*@head: pointer to percpu array of struct hlist_heads*@cpu: pointer to cpu "cursor"*@pos: start position of sequence* Called at seq_file->op->start().

函数原型:struct hlist_node *seq_hlist_start_percpu(struct hlist_head __percpu *head, int *cpu, loff_t pos)

返回类型:struct hlist_node

参数:

类型参数名称
struct hlist_head __percpu *head
int *cpu
loff_tpos
1067  遍历可用CPU( * cpu)
1069  如果pos自减恒等于0则返回:node
1073  返回:NULL
调用者
名称描述
locks_start