Function report |
Source Code:fs\inode.c |
Create Date:2022-07-28 20:07:58 |
Last Modify:2020-03-18 19:19:59 | Copyright©Brick |
home page | Tree |
Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:obtain an inode from a mounted file system
Proto:struct inode *iget_locked(struct super_block *sb, unsigned long ino)
Type:struct inode
Parameter:
Type | Parameter | Name |
---|---|---|
struct super_block * | sb | |
unsigned long | ino |
1174 | head = inode_hashtable + hash(sb, ino) |
1176 | again : |
1177 | spin_lock( & inode_hash_lock) |
1178 | inode = d_inode_fast is the fast path version of find_inode, see the comment at* iget_locked for details. |
1179 | spin_unlock( & inode_hash_lock) |
1180 | If inode Then |
1185 | put an inode |
1186 | Go to again |
1188 | Return inode |
1191 | inode = alloc_inode(sb) |
1192 | If inode Then |
1195 | spin_lock( & inode_hash_lock) |
1197 | old = d_inode_fast is the fast path version of find_inode, see the comment at* iget_locked for details. |
1198 | If Not old Then |
1200 | spin_lock( & _blocks, i_bytes, maybe i_size ) |
1202 | hlist_add_head( & i_hash, head) |
1203 | spin_unlock( & _blocks, i_bytes, maybe i_size ) |
1205 | spin_unlock( & inode_hash_lock) |
1210 | Return inode |
1218 | spin_unlock( & inode_hash_lock) |
1219 | destroy_inode(inode) |
1225 | put an inode |
1226 | Go to again |
1229 | Return inode |
Source code conversion tool public plug-in interface | X |
---|---|
Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |