1/* SPDX-License-Identifier: GPL-2.0 */ 2/* 3 * (C) 2001 Clemson University and The University of Chicago 4 * 5 * See COPYING in top-level directory. 6 */ 7 8#ifndef __ORANGEFS_BUFMAP_H 9#define __ORANGEFS_BUFMAP_H 10 11int orangefs_bufmap_size_query(void); 12 13int orangefs_bufmap_shift_query(void); 14 15int orangefs_bufmap_initialize(struct ORANGEFS_dev_map_desc *user_desc); 16 17void orangefs_bufmap_finalize(void); 18 19void orangefs_bufmap_run_down(void); 20 21int orangefs_bufmap_get(void); 22 23void orangefs_bufmap_put(int buffer_index); 24 25int orangefs_readdir_index_get(void); 26 27void orangefs_readdir_index_put(int buffer_index); 28 29int orangefs_bufmap_copy_from_iovec(struct iov_iter *iter, 30 int buffer_index, 31 size_t size); 32 33int orangefs_bufmap_copy_to_iovec(struct iov_iter *iter, 34 int buffer_index, 35 size_t size); 36 37void orangefs_bufmap_page_fill(void *kaddr, int buffer_index, int slot_index); 38 39#endif /* __ORANGEFS_BUFMAP_H */ 40