139 static void set_compress_new_inode(struct f2fs_sb_info *sbi, struct inode *dir,  in set_compress_new_inode()  argument
185 	if (F2FS_I(dir)->i_flags & F2FS_NOCOMP_FL) {  in set_compress_new_inode()
188 	} else if (F2FS_I(dir)->i_flags & F2FS_COMPR_FL) {  in set_compress_new_inode()
220 						struct inode *dir, umode_t mode,  in f2fs_new_inode()  argument
223 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_new_inode()
231 	inode = new_inode(dir->i_sb);  in f2fs_new_inode()
242 	inode_init_owner(idmap, inode, dir, mode);  in f2fs_new_inode()
260 		(F2FS_I(dir)->i_flags & F2FS_PROJINHERIT_FL))  in f2fs_new_inode()
261 		F2FS_I(inode)->i_projid = F2FS_I(dir)->i_projid;  in f2fs_new_inode()
266 	err = fscrypt_prepare_new_inode(dir, inode, &encrypt);  in f2fs_new_inode()
302 		f2fs_mask_flags(mode, F2FS_I(dir)->i_flags & F2FS_FL_INHERITED);  in f2fs_new_inode()
311 	set_compress_new_inode(sbi, dir, inode, name);  in f2fs_new_inode()
350 static int f2fs_create(struct mnt_idmap *idmap, struct inode *dir,  in f2fs_create()  argument
353 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_create()
363 	err = f2fs_dquot_initialize(dir);  in f2fs_create()
367 	inode = f2fs_new_inode(idmap, dir, mode, dentry->d_name.name);  in f2fs_create()
386 	if (IS_DIRSYNC(dir))  in f2fs_create()
396 static int f2fs_link(struct dentry *old_dentry, struct inode *dir,  in f2fs_link()  argument
400 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_link()
408 	err = fscrypt_prepare_link(old_dentry, dir, dentry);  in f2fs_link()
412 	if (is_inode_flag_set(dir, FI_PROJ_INHERIT) &&  in f2fs_link()
413 			(!projid_eq(F2FS_I(dir)->i_projid,  in f2fs_link()
417 	err = f2fs_dquot_initialize(dir);  in f2fs_link()
435 	if (IS_DIRSYNC(dir))  in f2fs_link()
458 static int __recover_dot_dentries(struct inode *dir, nid_t pino)  in __recover_dot_dentries()  argument
460 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in __recover_dot_dentries()
469 			  dir->i_ino, pino);  in __recover_dot_dentries()
473 	if (!S_ISDIR(dir->i_mode)) {  in __recover_dot_dentries()
475 			  dir->i_ino, dir->i_mode, pino);  in __recover_dot_dentries()
480 	err = f2fs_dquot_initialize(dir);  in __recover_dot_dentries()
488 	de = f2fs_find_entry(dir, &dot, &page);  in __recover_dot_dentries()
495 		err = f2fs_do_add_link(dir, &dot, NULL, dir->i_ino, S_IFDIR);  in __recover_dot_dentries()
500 	de = f2fs_find_entry(dir, &dotdot, &page);  in __recover_dot_dentries()
506 		err = f2fs_do_add_link(dir, &dotdot, NULL, pino, S_IFDIR);  in __recover_dot_dentries()
509 		clear_inode_flag(dir, FI_INLINE_DOTS);  in __recover_dot_dentries()
515 static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,  in f2fs_lookup()  argument
524 	unsigned int root_ino = F2FS_ROOT_INO(F2FS_I_SB(dir));  in f2fs_lookup()
527 	trace_f2fs_lookup_start(dir, dentry, flags);  in f2fs_lookup()
534 	err = f2fs_prepare_lookup(dir, dentry, &fname);  in f2fs_lookup()
540 	de = __f2fs_find_entry(dir, &fname, &page);  in f2fs_lookup()
555 	inode = f2fs_iget(dir->i_sb, ino);  in f2fs_lookup()
561 	if ((dir->i_ino == root_ino) && f2fs_has_inline_dots(dir)) {  in f2fs_lookup()
562 		err = __recover_dot_dentries(dir, root_ino);  in f2fs_lookup()
568 		err = __recover_dot_dentries(inode, dir->i_ino);  in f2fs_lookup()
572 	if (IS_ENCRYPTED(dir) &&  in f2fs_lookup()
574 	    !fscrypt_has_permitted_context(dir, inode)) {  in f2fs_lookup()
576 			  dir->i_ino, inode->i_ino);  in f2fs_lookup()
582 	if (!inode && IS_CASEFOLDED(dir)) {  in f2fs_lookup()
588 		trace_f2fs_lookup_end(dir, dentry, ino, err);  in f2fs_lookup()
593 	trace_f2fs_lookup_end(dir, !IS_ERR_OR_NULL(new) ? new : dentry,  in f2fs_lookup()
599 	trace_f2fs_lookup_end(dir, dentry, ino, err);  in f2fs_lookup()
603 static int f2fs_unlink(struct inode *dir, struct dentry *dentry)  in f2fs_unlink()  argument
605 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_unlink()
611 	trace_f2fs_unlink_enter(dir, dentry);  in f2fs_unlink()
618 	err = f2fs_dquot_initialize(dir);  in f2fs_unlink()
625 	de = f2fs_find_entry(dir, &dentry->d_name, &page);  in f2fs_unlink()
641 	f2fs_delete_entry(de, page, dir, inode);  in f2fs_unlink()
651 	if (IS_CASEFOLDED(dir))  in f2fs_unlink()
654 	if (IS_DIRSYNC(dir))  in f2fs_unlink()
676 static int f2fs_symlink(struct mnt_idmap *idmap, struct inode *dir,  in f2fs_symlink()  argument
679 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_symlink()
690 	err = fscrypt_prepare_symlink(dir, symname, len, dir->i_sb->s_blocksize,  in f2fs_symlink()
695 	err = f2fs_dquot_initialize(dir);  in f2fs_symlink()
699 	inode = f2fs_new_inode(idmap, dir, S_IFLNK | S_IRWXUGO, NULL);  in f2fs_symlink()
739 		if (IS_DIRSYNC(dir))  in f2fs_symlink()
742 		f2fs_unlink(dir, dentry);  in f2fs_symlink()
756 static int f2fs_mkdir(struct mnt_idmap *idmap, struct inode *dir,  in f2fs_mkdir()  argument
759 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_mkdir()
766 	err = f2fs_dquot_initialize(dir);  in f2fs_mkdir()
770 	inode = f2fs_new_inode(idmap, dir, S_IFDIR | mode, NULL);  in f2fs_mkdir()
790 	if (IS_DIRSYNC(dir))  in f2fs_mkdir()
802 static int f2fs_rmdir(struct inode *dir, struct dentry *dentry)  in f2fs_rmdir()  argument
807 		return f2fs_unlink(dir, dentry);  in f2fs_rmdir()
811 static int f2fs_mknod(struct mnt_idmap *idmap, struct inode *dir,  in f2fs_mknod()  argument
814 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_mknod()
823 	err = f2fs_dquot_initialize(dir);  in f2fs_mknod()
827 	inode = f2fs_new_inode(idmap, dir, mode, NULL);  in f2fs_mknod()
844 	if (IS_DIRSYNC(dir))  in f2fs_mknod()
854 static int __f2fs_tmpfile(struct mnt_idmap *idmap, struct inode *dir,  in __f2fs_tmpfile()  argument
858 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in __f2fs_tmpfile()
862 	err = f2fs_dquot_initialize(dir);  in __f2fs_tmpfile()
866 	inode = f2fs_new_inode(idmap, dir, mode, NULL);  in __f2fs_tmpfile()
884 	err = f2fs_do_tmpfile(inode, dir, fname);  in __f2fs_tmpfile()
924 static int f2fs_tmpfile(struct mnt_idmap *idmap, struct inode *dir,  in f2fs_tmpfile()  argument
927 	struct f2fs_sb_info *sbi = F2FS_I_SB(dir);  in f2fs_tmpfile()
935 	err = __f2fs_tmpfile(idmap, dir, file, mode, false, NULL, NULL);  in f2fs_tmpfile()
941 				struct inode *dir, struct inode **whiteout,  in f2fs_create_whiteout()  argument
944 	return __f2fs_tmpfile(idmap, dir, NULL, S_IFCHR | WHITEOUT_MODE,  in f2fs_create_whiteout()
948 int f2fs_get_tmpfile(struct mnt_idmap *idmap, struct inode *dir,  in f2fs_get_tmpfile()  argument
951 	return __f2fs_tmpfile(idmap, dir, NULL, S_IFREG,  in f2fs_get_tmpfile()