DragonOS-Community/DragonOS
4
1
Fork 0
mirror of https://github.com/DragonOS-Community/DragonOS.git synced 2025-06-21 14:23:39 +00:00
Code Issues Releases Wiki Activity

删除文件夹时回收dentry缓存

Browse Source
This commit is contained in:
fslongjin
2022-09-13 16:17:35 +08:00
parent 9f2b080cda
commit 26eebaf03a
10 changed files with 132 additions and 63 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
kernel/filesystem/devfs/internal.h
View File

@ -9,9 +9,6 @@ extern struct vfs_file_operations_t devfs_file_ops;
extern struct vfs_inode_operations_t devfs_inode_ops;
extern struct vfs_superblock_t devfs_sb;
// 分配inode
#define __devfs_alloc_inode() ((struct vfs_index_node_t *)kzalloc(sizeof(struct vfs_index_node_t), 0))
/**
* @brief 在devfs中注册字符设备（该函数只应被devfs调用）
*
@ -101,9 +98,7 @@ static inline void __devfs_fill_dentry(struct vfs_dir_entry_t *dentry, const cha
* @param parent 父目录项
* @param dentry 子目录项
*/
#define __devfs_dentry_bind_parent(parent_dentry, dentry) \
do \
{ \
(dentry)->parent = (parent_dentry); \
list_append(&((parent_dentry)->subdirs_list), &((dentry)->child_node_list)); \
} while (0)
#define __devfs_dentry_bind_parent(parent_dentry, dentry) ({ \
(dentry)->parent = (parent_dentry); \
list_append(&((parent_dentry)->subdirs_list), &((dentry)->child_node_list)); \
})