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 stat_inc_inline_inode(inode);
69 stat_inc_inline_dir(inode);
71 trace_f2fs_new_inode(inode, 0);
72 mark_inode_dirty(inode);
77 unlock_new_inode(inode);
79 trace_f2fs_new_inode(inode, err);
80 make_bad_inode(inode);
83 alloc_nid_failed(sbi, ino);
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);
95 return !strncasecmp(s + slen - sublen, sub, sublen);
99 * Set multimedia files as cold files for hot/cold data separation
101 static inline void set_cold_files(struct f2fs_sb_info *sbi, struct inode *inode,
102 const unsigned char *name)
105 __u8 (*extlist)[8] = sbi->raw_super->extension_list;
107 int count = le32_to_cpu(sbi->raw_super->extension_count);
108 for (i = 0; i < count; i++) {
109 if (is_multimedia_file(name, extlist[i])) {
110 file_set_cold(inode);
116 static int f2fs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
119 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
124 f2fs_balance_fs(sbi);
126 inode = f2fs_new_inode(dir, mode);
128 return PTR_ERR(inode);
130 if (!test_opt(sbi, DISABLE_EXT_IDENTIFY))
131 set_cold_files(sbi, inode, dentry->d_name.name);
133 inode->i_op = &f2fs_file_inode_operations;
134 inode->i_fop = &f2fs_file_operations;
135 inode->i_mapping->a_ops = &f2fs_dblock_aops;
139 err = f2fs_add_link(dentry, inode);
144 alloc_nid_done(sbi, ino);
146 d_instantiate(dentry, inode);
147 unlock_new_inode(inode);
150 f2fs_sync_fs(sbi->sb, 1);
153 handle_failed_inode(inode);
157 static int f2fs_link(struct dentry *old_dentry, struct inode *dir,
158 struct dentry *dentry)
160 struct inode *inode = d_inode(old_dentry);
161 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
164 if (f2fs_encrypted_inode(dir) &&
165 !f2fs_is_child_context_consistent_with_parent(dir, inode))
168 f2fs_balance_fs(sbi);
170 inode->i_ctime = CURRENT_TIME;
173 set_inode_flag(F2FS_I(inode), FI_INC_LINK);
175 err = f2fs_add_link(dentry, inode);
180 d_instantiate(dentry, inode);
183 f2fs_sync_fs(sbi->sb, 1);
186 clear_inode_flag(F2FS_I(inode), FI_INC_LINK);
192 struct dentry *f2fs_get_parent(struct dentry *child)
194 struct qstr dotdot = QSTR_INIT("..", 2);
195 unsigned long ino = f2fs_inode_by_name(d_inode(child), &dotdot);
197 return ERR_PTR(-ENOENT);
198 return d_obtain_alias(f2fs_iget(d_inode(child)->i_sb, ino));
201 static int __recover_dot_dentries(struct inode *dir, nid_t pino)
203 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
204 struct qstr dot = QSTR_INIT(".", 1);
205 struct qstr dotdot = QSTR_INIT("..", 2);
206 struct f2fs_dir_entry *de;
212 de = f2fs_find_entry(dir, &dot, &page);
214 f2fs_dentry_kunmap(dir, page);
215 f2fs_put_page(page, 0);
217 err = __f2fs_add_link(dir, &dot, NULL, dir->i_ino, S_IFDIR);
222 de = f2fs_find_entry(dir, &dotdot, &page);
224 f2fs_dentry_kunmap(dir, page);
225 f2fs_put_page(page, 0);
227 err = __f2fs_add_link(dir, &dotdot, NULL, pino, S_IFDIR);
231 clear_inode_flag(F2FS_I(dir), FI_INLINE_DOTS);
232 mark_inode_dirty(dir);
239 static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,
242 struct inode *inode = NULL;
243 struct f2fs_dir_entry *de;
248 if (dentry->d_name.len > F2FS_NAME_LEN)
249 return ERR_PTR(-ENAMETOOLONG);
251 de = f2fs_find_entry(dir, &dentry->d_name, &page);
253 return d_splice_alias(inode, dentry);
255 ino = le32_to_cpu(de->ino);
256 f2fs_dentry_kunmap(dir, page);
257 f2fs_put_page(page, 0);
259 inode = f2fs_iget(dir->i_sb, ino);
261 return ERR_CAST(inode);
263 if (f2fs_has_inline_dots(inode)) {
264 err = __recover_dot_dentries(inode, dir->i_ino);
268 return d_splice_alias(inode, dentry);
275 static int f2fs_unlink(struct inode *dir, struct dentry *dentry)
277 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
278 struct inode *inode = d_inode(dentry);
279 struct f2fs_dir_entry *de;
283 trace_f2fs_unlink_enter(dir, dentry);
284 f2fs_balance_fs(sbi);
286 de = f2fs_find_entry(dir, &dentry->d_name, &page);
291 err = acquire_orphan_inode(sbi);
294 f2fs_dentry_kunmap(dir, page);
295 f2fs_put_page(page, 0);
298 f2fs_delete_entry(de, page, dir, inode);
301 /* In order to evict this inode, we set it dirty */
302 mark_inode_dirty(inode);
305 f2fs_sync_fs(sbi->sb, 1);
307 trace_f2fs_unlink_exit(inode, err);
311 static const char *f2fs_follow_link(struct dentry *dentry, void **cookie)
313 const char *link = page_follow_link_light(dentry, cookie);
314 if (!IS_ERR(link) && !*link) {
315 /* this is broken symlink case */
316 page_put_link(NULL, *cookie);
317 link = ERR_PTR(-ENOENT);
322 static int f2fs_symlink(struct inode *dir, struct dentry *dentry,
325 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
327 size_t len = strlen(symname);
330 struct f2fs_str disk_link = FSTR_INIT(NULL, 0);
331 struct f2fs_encrypted_symlink_data *sd = NULL;
334 if (len > dir->i_sb->s_blocksize)
335 return -ENAMETOOLONG;
337 f2fs_balance_fs(sbi);
339 inode = f2fs_new_inode(dir, S_IFLNK | S_IRWXUGO);
341 return PTR_ERR(inode);
343 if (f2fs_encrypted_inode(inode))
344 inode->i_op = &f2fs_encrypted_symlink_inode_operations;
346 inode->i_op = &f2fs_symlink_inode_operations;
347 inode->i_mapping->a_ops = &f2fs_dblock_aops;
350 err = f2fs_add_link(dentry, inode);
354 alloc_nid_done(sbi, inode->i_ino);
356 if (f2fs_encrypted_inode(dir)) {
357 struct qstr istr = QSTR_INIT(symname, len);
359 err = f2fs_get_encryption_info(inode);
363 err = f2fs_fname_crypto_alloc_buffer(inode, len, &disk_link);
367 err = f2fs_fname_usr_to_disk(inode, &istr, &disk_link);
371 p_len = encrypted_symlink_data_len(disk_link.len) + 1;
373 if (p_len > dir->i_sb->s_blocksize) {
378 sd = kzalloc(p_len, GFP_NOFS);
383 memcpy(sd->encrypted_path, disk_link.name, disk_link.len);
384 sd->len = cpu_to_le16(disk_link.len);
388 p_str = (char *)symname;
391 err = page_symlink(inode, p_str, p_len);
394 d_instantiate(dentry, inode);
395 unlock_new_inode(inode);
398 * Let's flush symlink data in order to avoid broken symlink as much as
399 * possible. Nevertheless, fsyncing is the best way, but there is no
400 * way to get a file descriptor in order to flush that.
402 * Note that, it needs to do dir->fsync to make this recoverable.
403 * If the symlink path is stored into inline_data, there is no
404 * performance regression.
407 filemap_write_and_wait_range(inode->i_mapping, 0, p_len - 1);
410 f2fs_sync_fs(sbi->sb, 1);
413 f2fs_fname_crypto_free_buffer(&disk_link);
416 handle_failed_inode(inode);
420 static int f2fs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
422 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
426 f2fs_balance_fs(sbi);
428 inode = f2fs_new_inode(dir, S_IFDIR | mode);
430 return PTR_ERR(inode);
432 inode->i_op = &f2fs_dir_inode_operations;
433 inode->i_fop = &f2fs_dir_operations;
434 inode->i_mapping->a_ops = &f2fs_dblock_aops;
435 mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_HIGH_ZERO);
437 set_inode_flag(F2FS_I(inode), FI_INC_LINK);
439 err = f2fs_add_link(dentry, inode);
444 alloc_nid_done(sbi, inode->i_ino);
446 d_instantiate(dentry, inode);
447 unlock_new_inode(inode);
450 f2fs_sync_fs(sbi->sb, 1);
454 clear_inode_flag(F2FS_I(inode), FI_INC_LINK);
455 handle_failed_inode(inode);
459 static int f2fs_rmdir(struct inode *dir, struct dentry *dentry)
461 struct inode *inode = d_inode(dentry);
462 if (f2fs_empty_dir(inode))
463 return f2fs_unlink(dir, dentry);
467 static int f2fs_mknod(struct inode *dir, struct dentry *dentry,
468 umode_t mode, dev_t rdev)
470 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
474 if (!new_valid_dev(rdev))
477 f2fs_balance_fs(sbi);
479 inode = f2fs_new_inode(dir, mode);
481 return PTR_ERR(inode);
483 init_special_inode(inode, inode->i_mode, rdev);
484 inode->i_op = &f2fs_special_inode_operations;
487 err = f2fs_add_link(dentry, inode);
492 alloc_nid_done(sbi, inode->i_ino);
494 d_instantiate(dentry, inode);
495 unlock_new_inode(inode);
498 f2fs_sync_fs(sbi->sb, 1);
501 handle_failed_inode(inode);
505 static int __f2fs_tmpfile(struct inode *dir, struct dentry *dentry,
506 umode_t mode, struct inode **whiteout)
508 struct f2fs_sb_info *sbi = F2FS_I_SB(dir);
513 f2fs_balance_fs(sbi);
515 inode = f2fs_new_inode(dir, mode);
517 return PTR_ERR(inode);
520 init_special_inode(inode, inode->i_mode, WHITEOUT_DEV);
521 inode->i_op = &f2fs_special_inode_operations;
523 inode->i_op = &f2fs_file_inode_operations;
524 inode->i_fop = &f2fs_file_operations;
525 inode->i_mapping->a_ops = &f2fs_dblock_aops;
529 err = acquire_orphan_inode(sbi);
533 err = f2fs_do_tmpfile(inode, dir);
538 * add this non-linked tmpfile to orphan list, in this way we could
539 * remove all unused data of tmpfile after abnormal power-off.
541 add_orphan_inode(sbi, inode->i_ino);
544 alloc_nid_done(sbi, inode->i_ino);
547 inode_dec_link_count(inode);
550 d_tmpfile(dentry, inode);
552 unlock_new_inode(inode);
556 release_orphan_inode(sbi);
558 handle_failed_inode(inode);
562 static int f2fs_tmpfile(struct inode *dir, struct dentry *dentry, umode_t mode)
564 if (f2fs_encrypted_inode(dir)) {
565 int err = f2fs_get_encryption_info(dir);
570 return __f2fs_tmpfile(dir, dentry, mode, NULL);
573 static int f2fs_create_whiteout(struct inode *dir, struct inode **whiteout)
575 return __f2fs_tmpfile(dir, NULL, S_IFCHR | WHITEOUT_MODE, whiteout);
578 static int f2fs_rename(struct inode *old_dir, struct dentry *old_dentry,
579 struct inode *new_dir, struct dentry *new_dentry,
582 struct f2fs_sb_info *sbi = F2FS_I_SB(old_dir);
583 struct inode *old_inode = d_inode(old_dentry);
584 struct inode *new_inode = d_inode(new_dentry);
585 struct inode *whiteout = NULL;
586 struct page *old_dir_page;
587 struct page *old_page, *new_page = NULL;
588 struct f2fs_dir_entry *old_dir_entry = NULL;
589 struct f2fs_dir_entry *old_entry;
590 struct f2fs_dir_entry *new_entry;
593 if ((old_dir != new_dir) && f2fs_encrypted_inode(new_dir) &&
594 !f2fs_is_child_context_consistent_with_parent(new_dir,
600 f2fs_balance_fs(sbi);
602 old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page);
606 if (S_ISDIR(old_inode->i_mode)) {
608 old_dir_entry = f2fs_parent_dir(old_inode, &old_dir_page);
613 if (flags & RENAME_WHITEOUT) {
614 err = f2fs_create_whiteout(old_dir, &whiteout);
622 if (old_dir_entry && !f2fs_empty_dir(new_inode))
626 new_entry = f2fs_find_entry(new_dir, &new_dentry->d_name,
633 err = acquire_orphan_inode(sbi);
637 if (update_dent_inode(old_inode, new_inode,
638 &new_dentry->d_name)) {
639 release_orphan_inode(sbi);
643 f2fs_set_link(new_dir, new_entry, new_page, old_inode);
645 new_inode->i_ctime = CURRENT_TIME;
646 down_write(&F2FS_I(new_inode)->i_sem);
648 drop_nlink(new_inode);
649 drop_nlink(new_inode);
650 up_write(&F2FS_I(new_inode)->i_sem);
652 mark_inode_dirty(new_inode);
654 if (!new_inode->i_nlink)
655 add_orphan_inode(sbi, new_inode->i_ino);
657 release_orphan_inode(sbi);
659 update_inode_page(old_inode);
660 update_inode_page(new_inode);
664 err = f2fs_add_link(new_dentry, old_inode);
672 update_inode_page(new_dir);
676 down_write(&F2FS_I(old_inode)->i_sem);
677 file_lost_pino(old_inode);
678 if (new_inode && file_enc_name(new_inode))
679 file_set_enc_name(old_inode);
680 up_write(&F2FS_I(old_inode)->i_sem);
682 old_inode->i_ctime = CURRENT_TIME;
683 mark_inode_dirty(old_inode);
685 f2fs_delete_entry(old_entry, old_page, old_dir, NULL);
688 whiteout->i_state |= I_LINKABLE;
689 set_inode_flag(F2FS_I(whiteout), FI_INC_LINK);
690 err = f2fs_add_link(old_dentry, whiteout);
693 whiteout->i_state &= ~I_LINKABLE;
698 if (old_dir != new_dir && !whiteout) {
699 f2fs_set_link(old_inode, old_dir_entry,
700 old_dir_page, new_dir);
701 update_inode_page(old_inode);
703 f2fs_dentry_kunmap(old_inode, old_dir_page);
704 f2fs_put_page(old_dir_page, 0);
707 mark_inode_dirty(old_dir);
708 update_inode_page(old_dir);
713 if (IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir))
714 f2fs_sync_fs(sbi->sb, 1);
720 f2fs_dentry_kunmap(new_dir, new_page);
721 f2fs_put_page(new_page, 0);
728 f2fs_dentry_kunmap(old_inode, old_dir_page);
729 f2fs_put_page(old_dir_page, 0);
732 f2fs_dentry_kunmap(old_dir, old_page);
733 f2fs_put_page(old_page, 0);
738 static int f2fs_cross_rename(struct inode *old_dir, struct dentry *old_dentry,
739 struct inode *new_dir, struct dentry *new_dentry)
741 struct f2fs_sb_info *sbi = F2FS_I_SB(old_dir);
742 struct inode *old_inode = d_inode(old_dentry);
743 struct inode *new_inode = d_inode(new_dentry);
744 struct page *old_dir_page, *new_dir_page;
745 struct page *old_page, *new_page;
746 struct f2fs_dir_entry *old_dir_entry = NULL, *new_dir_entry = NULL;
747 struct f2fs_dir_entry *old_entry, *new_entry;
748 int old_nlink = 0, new_nlink = 0;
751 if ((f2fs_encrypted_inode(old_dir) || f2fs_encrypted_inode(new_dir)) &&
752 (old_dir != new_dir) &&
753 (!f2fs_is_child_context_consistent_with_parent(new_dir,
755 !f2fs_is_child_context_consistent_with_parent(old_dir,
759 f2fs_balance_fs(sbi);
761 old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page);
765 new_entry = f2fs_find_entry(new_dir, &new_dentry->d_name, &new_page);
769 /* prepare for updating ".." directory entry info later */
770 if (old_dir != new_dir) {
771 if (S_ISDIR(old_inode->i_mode)) {
773 old_dir_entry = f2fs_parent_dir(old_inode,
779 if (S_ISDIR(new_inode->i_mode)) {
781 new_dir_entry = f2fs_parent_dir(new_inode,
789 * If cross rename between file and directory those are not
790 * in the same directory, we will inc nlink of file's parent
791 * later, so we should check upper boundary of its nlink.
793 if ((!old_dir_entry || !new_dir_entry) &&
794 old_dir_entry != new_dir_entry) {
795 old_nlink = old_dir_entry ? -1 : 1;
796 new_nlink = -old_nlink;
798 if ((old_nlink > 0 && old_inode->i_nlink >= F2FS_LINK_MAX) ||
799 (new_nlink > 0 && new_inode->i_nlink >= F2FS_LINK_MAX))
805 err = update_dent_inode(old_inode, new_inode, &new_dentry->d_name);
808 if (file_enc_name(new_inode))
809 file_set_enc_name(old_inode);
811 err = update_dent_inode(new_inode, old_inode, &old_dentry->d_name);
814 if (file_enc_name(old_inode))
815 file_set_enc_name(new_inode);
817 /* update ".." directory entry info of old dentry */
819 f2fs_set_link(old_inode, old_dir_entry, old_dir_page, new_dir);
821 /* update ".." directory entry info of new dentry */
823 f2fs_set_link(new_inode, new_dir_entry, new_dir_page, old_dir);
825 /* update directory entry info of old dir inode */
826 f2fs_set_link(old_dir, old_entry, old_page, new_inode);
828 down_write(&F2FS_I(old_inode)->i_sem);
829 file_lost_pino(old_inode);
830 up_write(&F2FS_I(old_inode)->i_sem);
832 update_inode_page(old_inode);
834 old_dir->i_ctime = CURRENT_TIME;
836 down_write(&F2FS_I(old_dir)->i_sem);
841 up_write(&F2FS_I(old_dir)->i_sem);
843 mark_inode_dirty(old_dir);
844 update_inode_page(old_dir);
846 /* update directory entry info of new dir inode */
847 f2fs_set_link(new_dir, new_entry, new_page, old_inode);
849 down_write(&F2FS_I(new_inode)->i_sem);
850 file_lost_pino(new_inode);
851 up_write(&F2FS_I(new_inode)->i_sem);
853 update_inode_page(new_inode);
855 new_dir->i_ctime = CURRENT_TIME;
857 down_write(&F2FS_I(new_dir)->i_sem);
862 up_write(&F2FS_I(new_dir)->i_sem);
864 mark_inode_dirty(new_dir);
865 update_inode_page(new_dir);
869 if (IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir))
870 f2fs_sync_fs(sbi->sb, 1);
874 * Still we may fail to recover name info of f2fs_inode here
875 * Drop it, once its name is set as encrypted
877 update_dent_inode(old_inode, old_inode, &old_dentry->d_name);
882 f2fs_dentry_kunmap(new_inode, new_dir_page);
883 f2fs_put_page(new_dir_page, 0);
887 f2fs_dentry_kunmap(old_inode, old_dir_page);
888 f2fs_put_page(old_dir_page, 0);
891 f2fs_dentry_kunmap(new_dir, new_page);
892 f2fs_put_page(new_page, 0);
894 f2fs_dentry_kunmap(old_dir, old_page);
895 f2fs_put_page(old_page, 0);
900 static int f2fs_rename2(struct inode *old_dir, struct dentry *old_dentry,
901 struct inode *new_dir, struct dentry *new_dentry,
904 if (flags & ~(RENAME_NOREPLACE | RENAME_EXCHANGE | RENAME_WHITEOUT))
907 if (flags & RENAME_EXCHANGE) {
908 return f2fs_cross_rename(old_dir, old_dentry,
909 new_dir, new_dentry);
912 * VFS has already handled the new dentry existence case,
913 * here, we just deal with "RENAME_NOREPLACE" as regular rename.
915 return f2fs_rename(old_dir, old_dentry, new_dir, new_dentry, flags);
918 #ifdef CONFIG_F2FS_FS_ENCRYPTION
919 static const char *f2fs_encrypted_follow_link(struct dentry *dentry, void **cookie)
921 struct page *cpage = NULL;
922 char *caddr, *paddr = NULL;
923 struct f2fs_str cstr;
924 struct f2fs_str pstr = FSTR_INIT(NULL, 0);
925 struct inode *inode = d_inode(dentry);
926 struct f2fs_encrypted_symlink_data *sd;
927 loff_t size = min_t(loff_t, i_size_read(inode), PAGE_SIZE - 1);
928 u32 max_size = inode->i_sb->s_blocksize;
931 res = f2fs_get_encryption_info(inode);
935 cpage = read_mapping_page(inode->i_mapping, 0, NULL);
937 return ERR_CAST(cpage);
941 /* Symlink is encrypted */
942 sd = (struct f2fs_encrypted_symlink_data *)caddr;
943 cstr.name = sd->encrypted_path;
944 cstr.len = le16_to_cpu(sd->len);
946 /* this is broken symlink case */
947 if (cstr.name[0] == 0 && cstr.len == 0) {
952 if ((cstr.len + sizeof(struct f2fs_encrypted_symlink_data) - 1) >
954 /* Symlink data on the disk is corrupted */
958 res = f2fs_fname_crypto_alloc_buffer(inode, cstr.len, &pstr);
962 res = f2fs_fname_disk_to_usr(inode, NULL, &cstr, &pstr);
968 /* Null-terminate the name */
972 page_cache_release(cpage);
973 return *cookie = paddr;
975 f2fs_fname_crypto_free_buffer(&pstr);
977 page_cache_release(cpage);
981 const struct inode_operations f2fs_encrypted_symlink_inode_operations = {
982 .readlink = generic_readlink,
983 .follow_link = f2fs_encrypted_follow_link,
984 .put_link = kfree_put_link,
985 .getattr = f2fs_getattr,
986 .setattr = f2fs_setattr,
987 .setxattr = generic_setxattr,
988 .getxattr = generic_getxattr,
989 .listxattr = f2fs_listxattr,
990 .removexattr = generic_removexattr,
994 const struct inode_operations f2fs_dir_inode_operations = {
995 .create = f2fs_create,
996 .lookup = f2fs_lookup,
998 .unlink = f2fs_unlink,
999 .symlink = f2fs_symlink,
1000 .mkdir = f2fs_mkdir,
1001 .rmdir = f2fs_rmdir,
1002 .mknod = f2fs_mknod,
1003 .rename2 = f2fs_rename2,
1004 .tmpfile = f2fs_tmpfile,
1005 .getattr = f2fs_getattr,
1006 .setattr = f2fs_setattr,
1007 .get_acl = f2fs_get_acl,
1008 .set_acl = f2fs_set_acl,
1009 #ifdef CONFIG_F2FS_FS_XATTR
1010 .setxattr = generic_setxattr,
1011 .getxattr = generic_getxattr,
1012 .listxattr = f2fs_listxattr,
1013 .removexattr = generic_removexattr,
1017 const struct inode_operations f2fs_symlink_inode_operations = {
1018 .readlink = generic_readlink,
1019 .follow_link = f2fs_follow_link,
1020 .put_link = page_put_link,
1021 .getattr = f2fs_getattr,
1022 .setattr = f2fs_setattr,
1023 #ifdef CONFIG_F2FS_FS_XATTR
1024 .setxattr = generic_setxattr,
1025 .getxattr = generic_getxattr,
1026 .listxattr = f2fs_listxattr,
1027 .removexattr = generic_removexattr,
1031 const struct inode_operations f2fs_special_inode_operations = {
1032 .getattr = f2fs_getattr,
1033 .setattr = f2fs_setattr,
1034 .get_acl = f2fs_get_acl,
1035 .set_acl = f2fs_set_acl,
1036 #ifdef CONFIG_F2FS_FS_XATTR
1037 .setxattr = generic_setxattr,
1038 .getxattr = generic_getxattr,
1039 .listxattr = f2fs_listxattr,
1040 .removexattr = generic_removexattr,