49 #define fdt_words(fdt) ((fdt)->max_fds / BITS_PER_LONG) // words in ->open_fds
76 	BUG_ON(nfdt->max_fds < ofdt->max_fds);  in copy_fdtable()
78 	cpy = ofdt->max_fds * sizeof(struct file *);  in copy_fdtable()
79 	set = (nfdt->max_fds - ofdt->max_fds) * sizeof(struct file *);  in copy_fdtable()
131 	fdt->max_fds = nr;  in alloc_fdtable()
187 	if (unlikely(new_fdt->max_fds <= nr)) {  in expand_fdtable()
192 	BUG_ON(nr < cur_fdt->max_fds);  in expand_fdtable()
221 	if (nr < fdt->max_fds)  in expand_files()
286 	unsigned int last = find_last_bit(fdt->open_fds, fdt->max_fds);  in sane_fdtable_size()
288 	if (last == fdt->max_fds)  in sane_fdtable_size()
322 	new_fdt->max_fds = NR_OPEN_DEFAULT;  in dup_fd()
335 	while (unlikely(open_files > new_fdt->max_fds)) {  in dup_fd()
348 		if (unlikely(new_fdt->max_fds < open_files)) {  in dup_fd()
387 	memset(new_fds, 0, (new_fdt->max_fds - open_files) * sizeof(struct file *));  in dup_fd()
411 		if (i >= fdt->max_fds)  in close_files()
458 		.max_fds	= NR_OPEN_DEFAULT,
470 	unsigned int maxfd = fdt->max_fds; /* always multiple of BITS_PER_LONG */  in find_next_fd()
499 	if (fd < fdt->max_fds)  in alloc_fd()
635 	if (fd >= fdt->max_fds)  in file_close_fd_locked()
638 	fd = array_index_nospec(fd, fdt->max_fds);  in file_close_fd_locked()
672 	return fdt->max_fds - 1;  in last_fd()
807 		if (fd >= fdt->max_fds)  in do_close_on_exec()
933 		nospec_mask = array_index_mask_nospec(fd, fdt->max_fds);  in __fget_files_rcu()
1072 		for (; fd < files_fdtable(files)->max_fds; fd++) {  in task_lookup_next_fdget_rcu()
1220 	fd = array_index_nospec(fd, fdt->max_fds);  in do_dup2()
1417 	for (fdt = files_fdtable(files); n < fdt->max_fds; n++) {  in iterate_fd()