4 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
5 * http://www.samsung.com/
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 #include <linux/f2fs_fs.h>
13 #include <linux/pagemap.h>
14 #include <linux/sched.h>
15 #include <linux/ctype.h>
16 #include <linux/dcache.h>
17 #include <linux/namei.h>
23 #include <trace/events/f2fs.h>
25 static struct inode *f2fs_new_inode(struct inode *dir, umode_t mode)
27 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
30 bool nid_free = false;
33 inode = new_inode(dir->i_sb);
35 return ERR_PTR(-ENOMEM);
38 if (!alloc_nid(sbi, &ino)) {
45 inode_init_owner(inode, dir, mode);
49 inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME;
50 inode->i_generation = sbi->s_next_generation++;
52 err = insert_inode_locked(inode);
59 /* If the directory encrypted, then we should encrypt the inode. */
60 if (f2fs_encrypted_inode(dir) && f2fs_may_encrypt(inode))
61 f2fs_set_encrypted_inode(inode);
63 if (f2fs_may_inline_data(inode))
64 set_inode_flag(F2FS_I(inode), FI_INLINE_DATA);
65 if (f2fs_may_inline_dentry(inode))
66 set_inode_flag(F2FS_I(inode), FI_INLINE_DENTRY);
68 f2fs_init_extent_tree(inode, NULL);
70 stat_inc_inline_xattr(inode);
71 stat_inc_inline_inode(inode);
72 stat_inc_inline_dir(inode);
74 trace_f2fs_new_inode(inode, 0);
75 mark_inode_dirty(inode);
79 trace_f2fs_new_inode(inode, err);
80 make_bad_inode(inode);
82 set_inode_flag(F2FS_I(inode), FI_FREE_NID);
87 static int is_multimedia_file(const unsigned char *s, const char *sub)
89 size_t slen = strlen(s);
90 size_t sublen = strlen(sub);
93 * filename format of multimedia file should be defined as:
94 * "filename + '.' + extension".
96 if (slen < sublen + 2)
99 if (s[slen - sublen - 1] != '.')
102 return !strncasecmp(s + slen - sublen, sub, sublen);
106 * Set multimedia files as cold files for hot/cold data separation
108 static inline void set_cold_files(struct f2fs_sb_info *sbi, struct inode *inode,
109 const unsigned char *name)
112 __u8 (*extlist)[8] = sbi->raw_super->extension_list;
114 int count = le32_to_cpu(sbi->raw_super->extension_count);
115 for (i = 0; i < count; i++) {
116 if (is_multimedia_file(name, extlist[i])) {
117 file_set_cold(inode);
123 static int f2fs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
126 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
131 f2fs_balance_fs(sbi);
133 inode = f2fs_new_inode(dir, mode);
135 return PTR_ERR(inode);
137 if (!test_opt(sbi, DISABLE_EXT_IDENTIFY))
138 set_cold_files(sbi, inode, dentry->d_name.name);
140 inode->i_op = &f2fs_file_inode_operations;
141 inode->i_fop = &f2fs_file_operations;
142 inode->i_mapping->a_ops = &f2fs_dblock_aops;
146 err = f2fs_add_link(dentry, inode);
151 alloc_nid_done(sbi, ino);
153 d_instantiate(dentry, inode);
154 unlock_new_inode(inode);
157 f2fs_sync_fs(sbi->sb, 1);
160 handle_failed_inode(inode);
164 static int f2fs_link(struct dentry *old_dentry, struct inode *dir,
165 struct dentry *dentry)
167 struct inode *inode = d_inode(old_dentry);
168 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
171 if (f2fs_encrypted_inode(dir) &&
172 !f2fs_is_child_context_consistent_with_parent(dir, inode))
175 f2fs_balance_fs(sbi);
177 inode->i_ctime = CURRENT_TIME;
180 set_inode_flag(F2FS_I(inode), FI_INC_LINK);
182 err = f2fs_add_link(dentry, inode);
187 d_instantiate(dentry, inode);
190 f2fs_sync_fs(sbi->sb, 1);
193 clear_inode_flag(F2FS_I(inode), FI_INC_LINK);
199 struct dentry *f2fs_get_parent(struct dentry *child)
201 struct qstr dotdot = QSTR_INIT("..", 2);
202 unsigned long ino = f2fs_inode_by_name(d_inode(child), &dotdot);
204 return ERR_PTR(-ENOENT);
205 return d_obtain_alias(f2fs_iget(d_inode(child)->i_sb, ino));
208 static int __recover_dot_dentries(struct inode *dir, nid_t pino)
210 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
211 struct qstr dot = QSTR_INIT(".", 1);
212 struct qstr dotdot = QSTR_INIT("..", 2);
213 struct f2fs_dir_entry *de;
219 de = f2fs_find_entry(dir, &dot, &page);
221 f2fs_dentry_kunmap(dir, page);
222 f2fs_put_page(page, 0);
224 err = __f2fs_add_link(dir, &dot, NULL, dir->i_ino, S_IFDIR);
229 de = f2fs_find_entry(dir, &dotdot, &page);
231 f2fs_dentry_kunmap(dir, page);
232 f2fs_put_page(page, 0);
234 err = __f2fs_add_link(dir, &dotdot, NULL, pino, S_IFDIR);
238 clear_inode_flag(F2FS_I(dir), FI_INLINE_DOTS);
239 mark_inode_dirty(dir);
246 static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,
249 struct inode *inode = NULL;
250 struct f2fs_dir_entry *de;
255 if (dentry->d_name.len > F2FS_NAME_LEN)
256 return ERR_PTR(-ENAMETOOLONG);
258 de = f2fs_find_entry(dir, &dentry->d_name, &page);
260 return d_splice_alias(inode, dentry);
262 ino = le32_to_cpu(de->ino);
263 f2fs_dentry_kunmap(dir, page);
264 f2fs_put_page(page, 0);
266 inode = f2fs_iget(dir->i_sb, ino);
268 return ERR_CAST(inode);
270 if (f2fs_has_inline_dots(inode)) {
271 err = __recover_dot_dentries(inode, dir->i_ino);
275 return d_splice_alias(inode, dentry);
282 static int f2fs_unlink(struct inode *dir, struct dentry *dentry)
284 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
285 struct inode *inode = d_inode(dentry);
286 struct f2fs_dir_entry *de;
290 trace_f2fs_unlink_enter(dir, dentry);
291 f2fs_balance_fs(sbi);
293 de = f2fs_find_entry(dir, &dentry->d_name, &page);
298 err = acquire_orphan_inode(sbi);
301 f2fs_dentry_kunmap(dir, page);
302 f2fs_put_page(page, 0);
305 f2fs_delete_entry(de, page, dir, inode);
308 /* In order to evict this inode, we set it dirty */
309 mark_inode_dirty(inode);
312 f2fs_sync_fs(sbi->sb, 1);
314 trace_f2fs_unlink_exit(inode, err);
318 static const char *f2fs_follow_link(struct dentry *dentry, void **cookie)
320 const char *link = page_follow_link_light(dentry, cookie);
321 if (!IS_ERR(link) && !*link) {
322 /* this is broken symlink case */
323 page_put_link(NULL, *cookie);
324 link = ERR_PTR(-ENOENT);
329 static int f2fs_symlink(struct inode *dir, struct dentry *dentry,
332 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
334 size_t len = strlen(symname);
337 struct f2fs_str disk_link = FSTR_INIT(NULL, 0);
338 struct f2fs_encrypted_symlink_data *sd = NULL;
341 if (len > dir->i_sb->s_blocksize)
342 return -ENAMETOOLONG;
344 f2fs_balance_fs(sbi);
346 inode = f2fs_new_inode(dir, S_IFLNK | S_IRWXUGO);
348 return PTR_ERR(inode);
350 if (f2fs_encrypted_inode(inode))
351 inode->i_op = &f2fs_encrypted_symlink_inode_operations;
353 inode->i_op = &f2fs_symlink_inode_operations;
354 inode->i_mapping->a_ops = &f2fs_dblock_aops;
357 err = f2fs_add_link(dentry, inode);
361 alloc_nid_done(sbi, inode->i_ino);
363 if (f2fs_encrypted_inode(dir)) {
364 struct qstr istr = QSTR_INIT(symname, len);
366 err = f2fs_get_encryption_info(inode);
370 err = f2fs_fname_crypto_alloc_buffer(inode, len, &disk_link);
374 err = f2fs_fname_usr_to_disk(inode, &istr, &disk_link);
378 p_len = encrypted_symlink_data_len(disk_link.len) + 1;
380 if (p_len > dir->i_sb->s_blocksize) {
385 sd = kzalloc(p_len, GFP_NOFS);
390 memcpy(sd->encrypted_path, disk_link.name, disk_link.len);
391 sd->len = cpu_to_le16(disk_link.len);
395 p_str = (char *)symname;
398 err = page_symlink(inode, p_str, p_len);
401 d_instantiate(dentry, inode);
402 unlock_new_inode(inode);
405 * Let's flush symlink data in order to avoid broken symlink as much as
406 * possible. Nevertheless, fsyncing is the best way, but there is no
407 * way to get a file descriptor in order to flush that.
409 * Note that, it needs to do dir->fsync to make this recoverable.
410 * If the symlink path is stored into inline_data, there is no
411 * performance regression.
414 filemap_write_and_wait_range(inode->i_mapping, 0, p_len - 1);
417 f2fs_sync_fs(sbi->sb, 1);
420 f2fs_fname_crypto_free_buffer(&disk_link);
423 handle_failed_inode(inode);
427 static int f2fs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
429 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
433 f2fs_balance_fs(sbi);
435 inode = f2fs_new_inode(dir, S_IFDIR | mode);
437 return PTR_ERR(inode);
439 inode->i_op = &f2fs_dir_inode_operations;
440 inode->i_fop = &f2fs_dir_operations;
441 inode->i_mapping->a_ops = &f2fs_dblock_aops;
442 mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_HIGH_ZERO);
444 set_inode_flag(F2FS_I(inode), FI_INC_LINK);
446 err = f2fs_add_link(dentry, inode);
451 alloc_nid_done(sbi, inode->i_ino);
453 d_instantiate(dentry, inode);
454 unlock_new_inode(inode);
457 f2fs_sync_fs(sbi->sb, 1);
461 clear_inode_flag(F2FS_I(inode), FI_INC_LINK);
462 handle_failed_inode(inode);
466 static int f2fs_rmdir(struct inode *dir, struct dentry *dentry)
468 struct inode *inode = d_inode(dentry);
469 if (f2fs_empty_dir(inode))
470 return f2fs_unlink(dir, dentry);
474 static int f2fs_mknod(struct inode *dir, struct dentry *dentry,
475 umode_t mode, dev_t rdev)
477 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
481 if (!new_valid_dev(rdev))
484 f2fs_balance_fs(sbi);
486 inode = f2fs_new_inode(dir, mode);
488 return PTR_ERR(inode);
490 init_special_inode(inode, inode->i_mode, rdev);
491 inode->i_op = &f2fs_special_inode_operations;
494 err = f2fs_add_link(dentry, inode);
499 alloc_nid_done(sbi, inode->i_ino);
501 d_instantiate(dentry, inode);
502 unlock_new_inode(inode);
505 f2fs_sync_fs(sbi->sb, 1);
508 handle_failed_inode(inode);
512 static int __f2fs_tmpfile(struct inode *dir, struct dentry *dentry,
513 umode_t mode, struct inode **whiteout)
515 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
520 f2fs_balance_fs(sbi);
522 inode = f2fs_new_inode(dir, mode);
524 return PTR_ERR(inode);
527 init_special_inode(inode, inode->i_mode, WHITEOUT_DEV);
528 inode->i_op = &f2fs_special_inode_operations;
530 inode->i_op = &f2fs_file_inode_operations;
531 inode->i_fop = &f2fs_file_operations;
532 inode->i_mapping->a_ops = &f2fs_dblock_aops;
536 err = acquire_orphan_inode(sbi);
540 err = f2fs_do_tmpfile(inode, dir);
545 * add this non-linked tmpfile to orphan list, in this way we could
546 * remove all unused data of tmpfile after abnormal power-off.
548 add_orphan_inode(sbi, inode->i_ino);
551 alloc_nid_done(sbi, inode->i_ino);
554 inode_dec_link_count(inode);
557 d_tmpfile(dentry, inode);
559 unlock_new_inode(inode);
563 release_orphan_inode(sbi);
565 handle_failed_inode(inode);
569 static int f2fs_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
571 if (f2fs_encrypted_inode(dir)) {
572 int err = f2fs_get_encryption_info(dir);
577 return __f2fs_tmpfile(dir, dentry, mode, NULL);
580 static int f2fs_create_whiteout(struct inode *dir, struct inode **whiteout)
582 return __f2fs_tmpfile(dir, NULL, S_IFCHR | WHITEOUT_MODE, whiteout);
585 static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry,
586 struct inode *new_dir, struct dentry *new_dentry,
589 struct f2fs_sb_info *sbi = F2FS_I_SB(old_dir);
590 struct inode *old_inode = d_inode(old_dentry);
591 struct inode *new_inode = d_inode(new_dentry);
592 struct inode *whiteout = NULL;
593 struct page *old_dir_page;
594 struct page *old_page, *new_page = NULL;
595 struct f2fs_dir_entry *old_dir_entry = NULL;
596 struct f2fs_dir_entry *old_entry;
597 struct f2fs_dir_entry *new_entry;
600 if ((old_dir != new_dir) && f2fs_encrypted_inode(new_dir) &&
601 !f2fs_is_child_context_consistent_with_parent(new_dir,
607 f2fs_balance_fs(sbi);
609 old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page);
613 if (S_ISDIR(old_inode->i_mode)) {
615 old_dir_entry = f2fs_parent_dir(old_inode, &old_dir_page);
620 if (flags & RENAME_WHITEOUT) {
621 err = f2fs_create_whiteout(old_dir, &whiteout);
629 if (old_dir_entry && !f2fs_empty_dir(new_inode))
633 new_entry = f2fs_find_entry(new_dir, &new_dentry->d_name,
640 err = acquire_orphan_inode(sbi);
644 if (update_dent_inode(old_inode, new_inode,
645 &new_dentry->d_name)) {
646 release_orphan_inode(sbi);
650 f2fs_set_link(new_dir, new_entry, new_page, old_inode);
652 new_inode->i_ctime = CURRENT_TIME;
653 down_write(&F2FS_I(new_inode)->i_sem);
655 drop_nlink(new_inode);
656 drop_nlink(new_inode);
657 up_write(&F2FS_I(new_inode)->i_sem);
659 mark_inode_dirty(new_inode);
661 if (!new_inode->i_nlink)
662 add_orphan_inode(sbi, new_inode->i_ino);
664 release_orphan_inode(sbi);
666 update_inode_page(old_inode);
667 update_inode_page(new_inode);
671 err = f2fs_add_link(new_dentry, old_inode);
679 update_inode_page(new_dir);
683 down_write(&F2FS_I(old_inode)->i_sem);
684 file_lost_pino(old_inode);
685 if (new_inode && file_enc_name(new_inode))
686 file_set_enc_name(old_inode);
687 up_write(&F2FS_I(old_inode)->i_sem);
689 old_inode->i_ctime = CURRENT_TIME;
690 mark_inode_dirty(old_inode);
692 f2fs_delete_entry(old_entry, old_page, old_dir, NULL);
695 whiteout->i_state |= I_LINKABLE;
696 set_inode_flag(F2FS_I(whiteout), FI_INC_LINK);
697 err = f2fs_add_link(old_dentry, whiteout);
700 whiteout->i_state &= ~I_LINKABLE;
705 if (old_dir != new_dir && !whiteout) {
706 f2fs_set_link(old_inode, old_dir_entry,
707 old_dir_page, new_dir);
708 update_inode_page(old_inode);
710 f2fs_dentry_kunmap(old_inode, old_dir_page);
711 f2fs_put_page(old_dir_page, 0);
714 mark_inode_dirty(old_dir);
715 update_inode_page(old_dir);
720 if (IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir))
721 f2fs_sync_fs(sbi->sb, 1);
727 f2fs_dentry_kunmap(new_dir, new_page);
728 f2fs_put_page(new_page, 0);
735 f2fs_dentry_kunmap(old_inode, old_dir_page);
736 f2fs_put_page(old_dir_page, 0);
739 f2fs_dentry_kunmap(old_dir, old_page);
740 f2fs_put_page(old_page, 0);
745 static int f2fs_cross_rename(struct inode *old_dir, struct dentry *old_dentry,
746 struct inode *new_dir, struct dentry *new_dentry)
748 struct f2fs_sb_info *sbi = F2FS_I_SB(old_dir);
749 struct inode *old_inode = d_inode(old_dentry);
750 struct inode *new_inode = d_inode(new_dentry);
751 struct page *old_dir_page, *new_dir_page;
752 struct page *old_page, *new_page;
753 struct f2fs_dir_entry *old_dir_entry = NULL, *new_dir_entry = NULL;
754 struct f2fs_dir_entry *old_entry, *new_entry;
755 int old_nlink = 0, new_nlink = 0;
758 if ((f2fs_encrypted_inode(old_dir) || f2fs_encrypted_inode(new_dir)) &&
759 (old_dir != new_dir) &&
760 (!f2fs_is_child_context_consistent_with_parent(new_dir,
762 !f2fs_is_child_context_consistent_with_parent(old_dir,
766 f2fs_balance_fs(sbi);
768 old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page);
772 new_entry = f2fs_find_entry(new_dir, &new_dentry->d_name, &new_page);
776 /* prepare for updating ".." directory entry info later */
777 if (old_dir != new_dir) {
778 if (S_ISDIR(old_inode->i_mode)) {
780 old_dir_entry = f2fs_parent_dir(old_inode,
786 if (S_ISDIR(new_inode->i_mode)) {
788 new_dir_entry = f2fs_parent_dir(new_inode,
796 * If cross rename between file and directory those are not
797 * in the same directory, we will inc nlink of file's parent
798 * later, so we should check upper boundary of its nlink.
800 if ((!old_dir_entry || !new_dir_entry) &&
801 old_dir_entry != new_dir_entry) {
802 old_nlink = old_dir_entry ? -1 : 1;
803 new_nlink = -old_nlink;
805 if ((old_nlink > 0 && old_inode->i_nlink >= F2FS_LINK_MAX) ||
806 (new_nlink > 0 && new_inode->i_nlink >= F2FS_LINK_MAX))
812 err = update_dent_inode(old_inode, new_inode, &new_dentry->d_name);
815 if (file_enc_name(new_inode))
816 file_set_enc_name(old_inode);
818 err = update_dent_inode(new_inode, old_inode, &old_dentry->d_name);
821 if (file_enc_name(old_inode))
822 file_set_enc_name(new_inode);
824 /* update ".." directory entry info of old dentry */
826 f2fs_set_link(old_inode, old_dir_entry, old_dir_page, new_dir);
828 /* update ".." directory entry info of new dentry */
830 f2fs_set_link(new_inode, new_dir_entry, new_dir_page, old_dir);
832 /* update directory entry info of old dir inode */
833 f2fs_set_link(old_dir, old_entry, old_page, new_inode);
835 down_write(&F2FS_I(old_inode)->i_sem);
836 file_lost_pino(old_inode);
837 up_write(&F2FS_I(old_inode)->i_sem);
839 update_inode_page(old_inode);
841 old_dir->i_ctime = CURRENT_TIME;
843 down_write(&F2FS_I(old_dir)->i_sem);
848 up_write(&F2FS_I(old_dir)->i_sem);
850 mark_inode_dirty(old_dir);
851 update_inode_page(old_dir);
853 /* update directory entry info of new dir inode */
854 f2fs_set_link(new_dir, new_entry, new_page, old_inode);
856 down_write(&F2FS_I(new_inode)->i_sem);
857 file_lost_pino(new_inode);
858 up_write(&F2FS_I(new_inode)->i_sem);
860 update_inode_page(new_inode);
862 new_dir->i_ctime = CURRENT_TIME;
864 down_write(&F2FS_I(new_dir)->i_sem);
869 up_write(&F2FS_I(new_dir)->i_sem);
871 mark_inode_dirty(new_dir);
872 update_inode_page(new_dir);
876 if (IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir))
877 f2fs_sync_fs(sbi->sb, 1);
881 * Still we may fail to recover name info of f2fs_inode here
882 * Drop it, once its name is set as encrypted
884 update_dent_inode(old_inode, old_inode, &old_dentry->d_name);
889 f2fs_dentry_kunmap(new_inode, new_dir_page);
890 f2fs_put_page(new_dir_page, 0);
894 f2fs_dentry_kunmap(old_inode, old_dir_page);
895 f2fs_put_page(old_dir_page, 0);
898 f2fs_dentry_kunmap(new_dir, new_page);
899 f2fs_put_page(new_page, 0);
901 f2fs_dentry_kunmap(old_dir, old_page);
902 f2fs_put_page(old_page, 0);
907 static int f2fs_rename2(struct inode *old_dir, struct dentry *old_dentry,
908 struct inode *new_dir, struct dentry *new_dentry,
911 if (flags & ~(RENAME_NOREPLACE | RENAME_EXCHANGE | RENAME_WHITEOUT))
914 if (flags & RENAME_EXCHANGE) {
915 return f2fs_cross_rename(old_dir, old_dentry,
916 new_dir, new_dentry);
919 * VFS has already handled the new dentry existence case,
920 * here, we just deal with "RENAME_NOREPLACE" as regular rename.
922 return f2fs_rename(old_dir, old_dentry, new_dir, new_dentry, flags);
925 #ifdef CONFIG_F2FS_FS_ENCRYPTION
926 static const char *f2fs_encrypted_follow_link(struct dentry *dentry, void **cookie)
928 struct page *cpage = NULL;
929 char *caddr, *paddr = NULL;
930 struct f2fs_str cstr;
931 struct f2fs_str pstr = FSTR_INIT(NULL, 0);
932 struct inode *inode = d_inode(dentry);
933 struct f2fs_encrypted_symlink_data *sd;
934 loff_t size = min_t(loff_t, i_size_read(inode), PAGE_SIZE - 1);
935 u32 max_size = inode->i_sb->s_blocksize;
938 res = f2fs_get_encryption_info(inode);
942 cpage = read_mapping_page(inode->i_mapping, 0, NULL);
944 return ERR_CAST(cpage);
948 /* Symlink is encrypted */
949 sd = (struct f2fs_encrypted_symlink_data *)caddr;
950 cstr.name = sd->encrypted_path;
951 cstr.len = le16_to_cpu(sd->len);
953 /* this is broken symlink case */
954 if (cstr.name[0] == 0 && cstr.len == 0) {
959 if ((cstr.len + sizeof(struct f2fs_encrypted_symlink_data) - 1) >
961 /* Symlink data on the disk is corrupted */
965 res = f2fs_fname_crypto_alloc_buffer(inode, cstr.len, &pstr);
969 res = f2fs_fname_disk_to_usr(inode, NULL, &cstr, &pstr);
975 /* Null-terminate the name */
979 page_cache_release(cpage);
980 return *cookie = paddr;
982 f2fs_fname_crypto_free_buffer(&pstr);
984 page_cache_release(cpage);
988 const struct inode_operations f2fs_encrypted_symlink_inode_operations = {
989 .readlink = generic_readlink,
990 .follow_link = f2fs_encrypted_follow_link,
991 .put_link = kfree_put_link,
992 .getattr = f2fs_getattr,
993 .setattr = f2fs_setattr,
994 .setxattr = generic_setxattr,
995 .getxattr = generic_getxattr,
996 .listxattr = f2fs_listxattr,
997 .removexattr = generic_removexattr,
1001 const struct inode_operations f2fs_dir_inode_operations = {
1002 .create = f2fs_create,
1003 .lookup = f2fs_lookup,
1005 .unlink = f2fs_unlink,
1006 .symlink = f2fs_symlink,
1007 .mkdir = f2fs_mkdir,
1008 .rmdir = f2fs_rmdir,
1009 .mknod = f2fs_mknod,
1010 .rename2 = f2fs_rename2,
1011 .tmpfile = f2fs_tmpfile,
1012 .getattr = f2fs_getattr,
1013 .setattr = f2fs_setattr,
1014 .get_acl = f2fs_get_acl,
1015 .set_acl = f2fs_set_acl,
1016 #ifdef CONFIG_F2FS_FS_XATTR
1017 .setxattr = generic_setxattr,
1018 .getxattr = generic_getxattr,
1019 .listxattr = f2fs_listxattr,
1020 .removexattr = generic_removexattr,
1024 const struct inode_operations f2fs_symlink_inode_operations = {
1025 .readlink = generic_readlink,
1026 .follow_link = f2fs_follow_link,
1027 .put_link = page_put_link,
1028 .getattr = f2fs_getattr,
1029 .setattr = f2fs_setattr,
1030 #ifdef CONFIG_F2FS_FS_XATTR
1031 .setxattr = generic_setxattr,
1032 .getxattr = generic_getxattr,
1033 .listxattr = f2fs_listxattr,
1034 .removexattr = generic_removexattr,
1038 const struct inode_operations f2fs_special_inode_operations = {
1039 .getattr = f2fs_getattr,
1040 .setattr = f2fs_setattr,
1041 .get_acl = f2fs_get_acl,
1042 .set_acl = f2fs_set_acl,
1043 #ifdef CONFIG_F2FS_FS_XATTR
1044 .setxattr = generic_setxattr,
1045 .getxattr = generic_getxattr,
1046 .listxattr = f2fs_listxattr,
1047 .removexattr = generic_removexattr,