Function report |
Source Code:fs\libfs.c |
Create Date:2022-07-28 20:10:23 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:Directory is locked and all positive dentries in it are safe, since* for ramfs-type trees they can't go away without unlink() or rmdir(),* both impossible due to the lock on directory.
Proto:int dcache_readdir(struct file *file, struct dir_context *ctx)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct file * | file | |
struct dir_context * | ctx |
188 | anchor = our children |
192 | If Not dir_emit_dots(file, ctx) Then Return 0 |
197 | Else if Not list_empty - tests whether a list is empty*@head: the list to test. Then p = child of parent list |
199 | Else Return 0 |
203 | If Not dir_emit(ctx, name, len, i_ino, Relationship between i_mode and the DT_xxx types ) Then Break |
206 | pos++ |
207 | p = child of parent list |
210 | If next Then list_move_tail - delete from one list and add as another's tail*@list: the entry to move*@head: the head that will follow our entry |
214 | spin_unlock( & d_lock) |
217 | Return 0 |
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