函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\keys\process_keys.c Create Date:2022-07-27 19:56:44
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Install a process keyring to the given credentials struct if it didn't have* one already. This is allowed to overrun the quota.* Return: 0 if a process keyring is now present; -errno on failure.

函数原型：int install_process_keyring_to_cred(struct cred *new)

返回类型：int

参数：

类型参数名称
struct cred *new
272  如果 keyring private to this process 则返回:0
275  keyring等于Allocate a keyring and link into the destination keyring.
279  如果是错误则返回:错误
282  keyring private to this process 等于keyring
283  返回:0
调用者
名称描述
install_process_keyringInstall a process keyring to the current task if it didn't have one already.* Return: 0 if a process keyring is now present; -errno on failure.
keyctl_set_reqkey_keyringRead or set the default keyring in which request_key() will cache keys and* return the old setting.* If a thread or process keyring is specified then it will be created if it* doesn't yet exist. The old setting will be returned if successful.