函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\audit_tree.c Create Date:2022-07-27 12:34:06
Last Modify:2022-05-22 16:43:11 Copyright©Brick
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函数名称：That gets run when evict_chunk() ends up needing to kill audit_tree.* Runs from a separate thread.

函数原型：static int prune_tree_thread(void *unused)

返回类型：int

参数：

类型参数名称
void *unused
760  循环
761  如果链表为空则
762  set_current_state(睡眠态)
763  进程调度
766  audit_ctl_lock - Take the audit control lock
767  mutex_lock( & audit_filter_mutex)
769  当非链表为空循环
772  victim等于list_entry - get the struct for this entry*@ptr: the &struct list_head pointer.*@type: the type of the struct this is embedded in.*@member: the name of the list_head within the struct.(链表后项, structaudit_tree, list)
774  删除链表项并重新初始化
776  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
778  sh killing struct audit_tree
780  mutex_lock( & audit_filter_mutex)
783  mutex_unlock - release the mutex*@lock: the mutex to be released* Unlock a mutex that has been locked by this task previously.* This function must not be used in interrupt context. Unlocking* of a not locked mutex is not allowed.
784  audit_ctl_unlock - Drop the audit control lock
786  返回:0