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 10:37:26
Last Modify:2020-03-18 10:27:32 Copyright©Brick
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函数名称：dentry_free

函数原型：static void dentry_free(struct dentry *dentry)

返回类型：void

参数：

类型参数名称
struct dentry *dentry
338  WARN_ON(!hlist_unhashed( & d_alias))
339  如果此条件成立可能性小(为编译器优化)(dname_external(dentry))则
340  p等于external_name(dentry)
341  如果此条件成立可能性大(为编译器优化)(atomic_dec_and_test( & count))则
342  Post an RCU callback to be invoked after the end of an RCU grace* period. But since we have but one CPU, that would be after any* quiescent state.
343  返回
347  如果 protected by d_lock 按位与No RCU delay for freeing 则__d_free( & d_rcu)
349  否则Post an RCU callback to be invoked after the end of an RCU grace* period. But since we have but one CPU, that would be after any* quiescent state.
调用者
名称描述
__dentry_kill
shrink_dentry_list