函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\quota\dquot.c Create Date:2022-07-29 11:08:59
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:This function is used when filesystem needs to initialize quotas* during mount time.

函数原型:int dquot_quota_on_mount(struct super_block *sb, char *qf_name, int format_id, int type)

返回类型:int

参数:

类型参数名称
struct super_block *sb
char *qf_name
intformat_id
inttype
2491  dentry等于Like lookup_one_len_unlocked(), except that it yields ERR_PTR(-ENOENT)* on negatives
2492  如果是错误则返回:错误
2495  error等于security_quota_on(dentry)
2496  如果非errorerror等于More powerful function for turning on quotas on given quota inode allowing* setting of individual quota flags
2500  dput - release a dentry*@dentry: dentry to release * Release a dentry. This will drop the usage count and if appropriate* call the dentry unlink method as well as removing it from the queues and* releasing its resources
2501  返回:error