函数逻辑报告

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v5.5.9

Brick Technologies Co., Ltd

Source Code:ipc\sem.c Create Date:2022-07-27 18:18:35
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：sem_rcu_free

函数原型：static void sem_rcu_free(struct rcu_head *head)

返回类型：void

参数：

类型参数名称
struct rcu_head *head
300  p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, structkern_ipc_perm, rcu)
301  sma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.(p, structsem_array, sem_perm)
303  security_sem_free( & permissions .. see ipc.h )
304  kvfree() - Free memory.*@addr: Pointer to allocated memory.* kvfree frees memory allocated by any of vmalloc(), kmalloc() or kvmalloc().* It is slightly more efficient to use kfree() or vfree() if you are certain* that you know which one to use.