/* SPDX-License-Identifier: GPL-2.0 */
/*
 * include/linux/pagevec.h
 *
 * In many places it is efficient to batch an operation up against multiple
 * pages.  A pagevec is a multipage container which is used for that.
 */

/* Extracted unchanged from Linux v6.0, include/linux/pagevec.h:111-114.
 * Complete function definition; surrounding kernel context is required.
 * Source: https://github.com/torvalds/linux/blob/v6.0/include/linux/pagevec.h#L111
 * License text: GPL-2.0.txt (in this directory).
 */
static inline unsigned int fbatch_space(struct folio_batch *fbatch)
{
	return PAGEVEC_SIZE - fbatch->nr;
}