| 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 | |
| 11 | int orangefs_bufmap_size_query(void); |
| 12 | |
| 13 | int orangefs_bufmap_shift_query(void); |
| 14 | |
| 15 | int orangefs_bufmap_initialize(struct ORANGEFS_dev_map_desc *user_desc); |
| 16 | |
| 17 | void orangefs_bufmap_finalize(void); |
| 18 | |
| 19 | void orangefs_bufmap_run_down(void); |
| 20 | |
| 21 | int orangefs_bufmap_get(void); |
| 22 | |
| 23 | void orangefs_bufmap_put(int buffer_index); |
| 24 | |
| 25 | int orangefs_readdir_index_get(void); |
| 26 | |
| 27 | void orangefs_readdir_index_put(int buffer_index); |
| 28 | |
| 29 | int orangefs_bufmap_copy_from_iovec(struct iov_iter *iter, |
| 30 | int buffer_index, |
| 31 | size_t size); |
| 32 | |
| 33 | int orangefs_bufmap_copy_to_iovec(struct iov_iter *iter, |
| 34 | int buffer_index, |
| 35 | size_t size); |
| 36 | |
| 37 | void orangefs_bufmap_page_fill(void *kaddr, int buffer_index, int slot_index); |
| 38 | |
| 39 | #endif /* __ORANGEFS_BUFMAP_H */ |