函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\d_path.c Create Date:2022-07-29 10:42:52
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：get_fs_root_rcu

函数原型：static void get_fs_root_rcu(struct fs_struct *fs, struct path *root)

返回类型：void

参数：

类型参数名称
struct fs_struct *fs
struct path *root
236  循环
237  seq等于ad_seqcount_begin - begin a seq-read critical section*@s: pointer to seqcount_t* Returns: count to be passed to read_seqcount_retry* read_seqcount_begin opens a read critical section of the given seqcount
238  root等于root
239  当ad_seqcount_retry - end a seq-read critical section*@s: pointer to seqcount_t*@start: count, from read_seqcount_begin* Returns: 1 if retry is required, else 0* read_seqcount_retry closes a read critical section of the given seqcount循环
调用者
名称描述
d_pathd_path - return the path of a dentry*@path: path to report*@buf: buffer to return value in*@buflen: buffer length* Convert a dentry into an ASCII path name