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 */ |
40 | |