函数逻辑报告

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v5.5.9

Brick Technologies Co., Ltd

Source Code:security\keys\user_defined.c Create Date:2022-07-27 19:59:06
Last Modify:2020-03-18 08:02:01 Copyright©Brick
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函数名称：user_free_payload_rcu

函数原型：static void user_free_payload_rcu(struct callback_head *head)

返回类型：void

参数：

类型参数名称
struct callback_head *head
93  payload等于container_of - cast a member of a structure out to the containing structure*@ptr: the pointer to the member.*@type: the type of the container struct this is embedded in.*@member: the name of the member within the struct.(head, structuser_key_payload, rcu)
94  kzfree - like kfree but zero memory*@p: object to free memory of* The memory of the object @p points to is zeroed before freed.* If @p is %NULL, kzfree() does nothing.* Note: this function zeroes the whole allocated buffer which can be a good