smb/client/cifsfs.c

193 	int rc = 0;
241 	rc = super_setup_bdi(sb);
242 	if (rc)
258 		rc = PTR_ERR(inode);
269 		rc = -ENOMEM;
284 	return rc;
315 	int rc = 0;
333 		rc = server->ops->queryfs(xid, tcon, cifs_sb, buf);
336 	return rc;
903 	int rc;
921 	rc = smb3_fs_context_dup(cifs_sb->ctx, old_ctx);
922 	if (rc) {
923 		root = ERR_PTR(rc);
927 	rc = cifs_setup_cifs_sb(cifs_sb);
928 	if (rc) {
929 		root = ERR_PTR(rc);
933 	rc = cifs_mount(cifs_sb, cifs_sb->ctx);
934 	if (rc) {
937 				 rc);
938 		root = ERR_PTR(rc);
960 		rc = cifs_read_super(sb);
961 		if (rc) {
962 			root = ERR_PTR(rc);
993 	ssize_t rc;
999 	rc = cifs_revalidate_mapping(inode);
1000 	if (rc)
1001 		return rc;
1011 	int rc;
1034 	rc = filemap_fdatawrite(inode->i_mapping);
1035 	if (rc)
1036 		cifs_dbg(FYI, "cifs_file_write_iter: %d rc on %p inode\n",
1037 			 rc, inode);
1054 		int rc;
1063 			rc = filemap_fdatawait(inode->i_mapping);
1064 			if (rc) {
1065 				mapping_set_error(inode->i_mapping, rc);
1066 				return rc;
1076 		rc = cifs_revalidate_file_attr(file);
1077 		if (rc < 0)
1078 			return (loff_t)rc;
1211 	int rc = -EINVAL;
1216 			rc = src_tcon->ses->server->ops->set_file_size(
1220 			rc = -ENOSYS;
1222 		cifs_dbg(FYI, "SetFSize for copychunk rc = %d\n", rc);
1225 	if (rc < 0)
1249 	int rc = 0;
1263 	rc = filemap_write_and_wait_range(inode->i_mapping, fpos, fend);
1266 	return rc;
1282 	int rc;
1294 		rc = -EBADF;
1315 	rc = filemap_write_and_wait_range(src_inode->i_mapping, off,
1317 	if (rc)
1325 		rc = cifs_precopy_set_eof(src_inode, src_cifsi, src_tcon, xid, off + len);
1326 		if (rc < 0)
1339 	rc = cifs_flush_folio(target_inode, destoff, &fstart, &fend, true);
1340 	if (rc)
1342 	rc = cifs_flush_folio(target_inode, destend, &fstart, &fend, false);
1343 	if (rc)
1353 	rc = -EOPNOTSUPP;
1355 		rc = target_tcon->ses->server->ops->duplicate_extents(xid,
1357 		if (rc == 0 && new_size > i_size_read(target_inode)) {
1374 	return rc < 0 ? rc : len;
1391 	ssize_t rc;
1396 		rc = -EBADF;
1401 	rc = -EXDEV;
1412 	rc = -EOPNOTSUPP;
1425 	rc = filemap_write_and_wait_range(src_inode->i_mapping, off,
1427 	if (rc)
1435 		rc = cifs_precopy_set_eof(src_inode, src_cifsi, src_tcon, xid, off + len);
1436 		if (rc < 0)
1448 	rc = cifs_flush_folio(target_inode, destoff, &fstart, &fend, true);
1449 	if (rc)
1451 	rc = cifs_flush_folio(target_inode, destend, &fstart, &fend, false);
1452 	if (rc)
1461 	rc = file_modified(dst_file);
1462 	if (!rc) {
1463 		rc = target_tcon->ses->server->ops->copychunk_range(xid,
1465 		if (rc > 0 && destoff + rc > i_size_read(target_inode)) {
1466 			truncate_setsize(target_inode, destoff + rc);
1472 		if (rc > 0 && destoff + rc > target_cifsi->netfs.zero_point)
1473 			target_cifsi->netfs.zero_point = destoff + rc;
1490 	return rc;
1510 	ssize_t rc;
1514 		rc = -EOPNOTSUPP;
1516 		return rc;
1519 	rc = cifs_file_copychunk_range(xid, src_file, off, dst_file, destoff,
1523 	if (rc == -EOPNOTSUPP || rc == -EXDEV)
1524 		rc = splice_copy_file_range(src_file, off, dst_file,
1526 	return rc;
1805 	int rc = 0;
1856 		rc = -ENOMEM;
1870 		rc = -ENOMEM;
1877 		rc = -ENOMEM;
1884 		rc = -ENOMEM;
1891 		rc = -ENOMEM;
1898 		rc = -ENOMEM;
1902 	rc = cifs_init_inodecache();
1903 	if (rc)
1906 	rc = init_mids();
1907 	if (rc)
1910 	rc = cifs_init_request_bufs();
1911 	if (rc)
1915 	rc = dfs_cache_init();
1916 	if (rc)
1920 	rc = init_cifs_spnego();
1921 	if (rc)
1925 	rc = cifs_genl_init();
1926 	if (rc)
1930 	rc = init_cifs_idmap();
1931 	if (rc)
1934 	rc = register_filesystem(&cifs_fs_type);
1935 	if (rc)
1938 	rc = register_filesystem(&smb3_fs_type);
1939 	if (rc) {
1980 	return rc;