函数逻辑报告

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v5.5.9

Brick Technologies Co., Ltd

Source Code:ipc\msg.c Create Date:2022-07-27 18:16:23
Last Modify:2020-03-17 22:56:56 Copyright©Brick
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函数名称：msq_obtain_object

函数原型：static inline struct msg_queue *msq_obtain_object(struct ipc_namespace *ns, int id)

返回类型：struct msg_queue

参数：

类型参数名称
struct ipc_namespace *ns
intid
93  ipcp等于pc_obtain_object_idr*@ids: ipc identifier set*@id: ipc id to look for* Look for an id in the ipc ids idr and return associated ipc object.* Call inside the RCU critical section.* The ipc object is *not* locked on exit.
95  如果是错误则返回:错误指示
98  返回: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.(ipcp, structmsg_queue, q_perm)
调用者
名称描述
msgctl_stat