26 int ovl_cleanup(struct ovl_fs *ofs, struct inode *wdir, struct dentry *wdentry)  in ovl_cleanup()  argument
32 		err = ovl_do_rmdir(ofs, wdir, wdentry);  in ovl_cleanup()
34 		err = ovl_do_unlink(ofs, wdir, wdentry);  in ovl_cleanup()
45 struct dentry *ovl_lookup_temp(struct ovl_fs *ofs, struct dentry *workdir)  in ovl_lookup_temp()  argument
54 	temp = ovl_lookup_upper(ofs, name, workdir, strlen(name));  in ovl_lookup_temp()
65 static struct dentry *ovl_whiteout(struct ovl_fs *ofs)  in ovl_whiteout()  argument
69 	struct dentry *workdir = ofs->workdir;  in ovl_whiteout()
72 	if (!ofs->whiteout) {  in ovl_whiteout()
73 		whiteout = ovl_lookup_temp(ofs, workdir);  in ovl_whiteout()
77 		err = ovl_do_whiteout(ofs, wdir, whiteout);  in ovl_whiteout()
83 		ofs->whiteout = whiteout;  in ovl_whiteout()
86 	if (ofs->share_whiteout) {  in ovl_whiteout()
87 		whiteout = ovl_lookup_temp(ofs, workdir);  in ovl_whiteout()
91 		err = ovl_do_link(ofs, ofs->whiteout, wdir, whiteout);  in ovl_whiteout()
97 				ofs->whiteout->d_inode->i_nlink, err);  in ovl_whiteout()
98 			ofs->share_whiteout = false;  in ovl_whiteout()
102 	whiteout = ofs->whiteout;  in ovl_whiteout()
103 	ofs->whiteout = NULL;  in ovl_whiteout()
109 int ovl_cleanup_and_whiteout(struct ovl_fs *ofs, struct inode *dir,  in ovl_cleanup_and_whiteout()  argument
112 	struct inode *wdir = ofs->workdir->d_inode;  in ovl_cleanup_and_whiteout()
117 	whiteout = ovl_whiteout(ofs);  in ovl_cleanup_and_whiteout()
125 	err = ovl_do_rename(ofs, wdir, whiteout, dir, dentry, flags);  in ovl_cleanup_and_whiteout()
129 		ovl_cleanup(ofs, wdir, dentry);  in ovl_cleanup_and_whiteout()
136 	ovl_cleanup(ofs, wdir, whiteout);  in ovl_cleanup_and_whiteout()
140 int ovl_mkdir_real(struct ovl_fs *ofs, struct inode *dir,  in ovl_mkdir_real()  argument
146 	err = ovl_do_mkdir(ofs, dir, dentry, mode);  in ovl_mkdir_real()
158 	d = ovl_lookup_upper(ofs, dentry->d_name.name, dentry->d_parent,  in ovl_mkdir_real()
171 struct dentry *ovl_create_real(struct ovl_fs *ofs, struct inode *dir,  in ovl_create_real()  argument
184 		err = ovl_do_link(ofs, attr->hardlink, dir, newdentry);  in ovl_create_real()
188 			err = ovl_do_create(ofs, dir, newdentry, attr->mode);  in ovl_create_real()
193 			err =  ovl_mkdir_real(ofs, dir, &newdentry, attr->mode);  in ovl_create_real()
200 			err = ovl_do_mknod(ofs, dir, newdentry, attr->mode,  in ovl_create_real()
205 			err = ovl_do_symlink(ofs, dir, newdentry, attr->link);  in ovl_create_real()
227 struct dentry *ovl_create_temp(struct ovl_fs *ofs, struct dentry *workdir,  in ovl_create_temp()  argument
230 	return ovl_create_real(ofs, d_inode(workdir),  in ovl_create_temp()
231 			       ovl_lookup_temp(ofs, workdir), attr);  in ovl_create_temp()
237 	struct ovl_fs *ofs = OVL_FS(dentry->d_sb);  in ovl_set_opaque_xerr()  local
240 	err = ovl_check_setxattr(ofs, upper, OVL_XATTR_OPAQUE, "y", 1, xerr);  in ovl_set_opaque_xerr()
325 	struct ovl_fs *ofs = OVL_FS(dentry->d_sb);  in ovl_create_upper()  local
335 	newdentry = ovl_create_real(ofs, udir,  in ovl_create_upper()
336 				    ovl_lookup_upper(ofs, dentry->d_name.name,  in ovl_create_upper()
344 	    !ovl_allow_offline_changes(ofs)) {  in ovl_create_upper()
357 	ovl_cleanup(ofs, udir, newdentry);  in ovl_create_upper()
365 	struct ovl_fs *ofs = OVL_FS(dentry->d_sb);  in ovl_clear_empty()  local
396 	opaquedir = ovl_create_temp(ofs, workdir, OVL_CATTR(stat.mode));  in ovl_clear_empty()
410 	err = ovl_set_attr(ofs, opaquedir, &stat);  in ovl_clear_empty()
415 	err = ovl_do_rename(ofs, wdir, opaquedir, udir, upper, RENAME_EXCHANGE);  in ovl_clear_empty()
419 	ovl_cleanup_whiteouts(ofs, upper, list);  in ovl_clear_empty()
420 	ovl_cleanup(ofs, wdir, upper);  in ovl_clear_empty()
429 	ovl_cleanup(ofs, wdir, opaquedir);  in ovl_clear_empty()
437 static int ovl_set_upper_acl(struct ovl_fs *ofs, struct dentry *upperdentry,  in ovl_set_upper_acl()  argument
456 	err = ovl_do_setxattr(ofs, upperdentry, name, buffer, size, XATTR_CREATE);  in ovl_set_upper_acl()
465 	struct ovl_fs *ofs = OVL_FS(dentry->d_sb);  in ovl_create_over_whiteout()  local
490 	upper = ovl_lookup_upper(ofs, dentry->d_name.name, upperdir,  in ovl_create_over_whiteout()
500 	newdentry = ovl_create_temp(ofs, workdir, cattr);  in ovl_create_over_whiteout()
516 		err = ovl_do_notify_change(ofs, newdentry, &attr);  in ovl_create_over_whiteout()
522 		err = ovl_set_upper_acl(ofs, newdentry,  in ovl_create_over_whiteout()
527 		err = ovl_set_upper_acl(ofs, newdentry,  in ovl_create_over_whiteout()
538 		err = ovl_do_rename(ofs, wdir, newdentry, udir, upper,  in ovl_create_over_whiteout()
543 		ovl_cleanup(ofs, wdir, upper);  in ovl_create_over_whiteout()
545 		err = ovl_do_rename(ofs, wdir, newdentry, udir, upper, 0);  in ovl_create_over_whiteout()
551 		ovl_cleanup(ofs, udir, newdentry);  in ovl_create_over_whiteout()
566 	ovl_cleanup(ofs, wdir, newdentry);  in ovl_create_over_whiteout()
766 	struct ovl_fs *ofs = OVL_FS(dentry->d_sb);  in ovl_remove_and_whiteout()  local
787 	upper = ovl_lookup_upper(ofs, dentry->d_name.name, upperdir,  in ovl_remove_and_whiteout()
800 	err = ovl_cleanup_and_whiteout(ofs, d_inode(upperdir), upper);  in ovl_remove_and_whiteout()
820 	struct ovl_fs *ofs = OVL_FS(dentry->d_sb);  in ovl_remove_upper()  local
835 	upper = ovl_lookup_upper(ofs, dentry->d_name.name, upperdir,  in ovl_remove_upper()
847 		err = ovl_do_rmdir(ofs, dir, upper);  in ovl_remove_upper()
849 		err = ovl_do_unlink(ofs, dir, upper);  in ovl_remove_upper()
1066 	struct ovl_fs *ofs = OVL_FS(dentry->d_sb);  in ovl_set_redirect()  local
1077 	err = ovl_check_setxattr(ofs, ovl_dentry_upper(dentry),  in ovl_set_redirect()
1114 	struct ovl_fs *ofs = OVL_FS(old->d_sb);  in ovl_rename()  local
1209 	olddentry = ovl_lookup_upper(ofs, old->d_name.name, old_upperdir,  in ovl_rename()
1219 	newdentry = ovl_lookup_upper(ofs, new->d_name.name, new_upperdir,  in ovl_rename()
1271 	err = ovl_do_rename(ofs, old_upperdir->d_inode, olddentry,  in ovl_rename()
1277 		ovl_cleanup(ofs, old_upperdir->d_inode, newdentry);  in ovl_rename()