函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\dcache.c Create Date:2022-07-29 10:37:28
Last Modify:2020-03-18 10:27:32 Copyright©Brick
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函数名称：Try to kill dentries associated with this inode.* WARNING: you must own a reference to inode.

函数原型：void d_prune_aliases(struct inode *inode)

返回类型：void

参数：

类型参数名称
struct inode *inode
1026  restart :
1027  加自旋锁
1029  加自旋锁
1030  如果非count则
1031  parent等于lock_parent(dentry)
1032  如果此条件成立可能性大(为编译器优化)(!count)则
1033  __dentry_kill(dentry)
1034  dput - release a dentry*@dentry: dentry to release * Release a dentry. This will drop the usage count and if appropriate* call the dentry unlink method as well as removing it from the queues and* releasing its resources
1035  转到:restart
1037  如果parent则自旋锁解锁
1040  自旋锁解锁
1042  自旋锁解锁
调用者
名称描述
shrink_dcache_inodeTry to evict the inode's dentries from the dentry cache. If the inode is a* directory, then it can have at most one dentry; however, that dentry may be* pinned by child dentries, so first try to evict the children too.