1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * localalloc.h
4 *
5 * Function prototypes
6 *
7 * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
8 */
9
10#ifndef OCFS2_LOCALALLOC_H
11#define OCFS2_LOCALALLOC_H
12
13int ocfs2_load_local_alloc(struct ocfs2_super *osb);
14
15void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb);
16
17void ocfs2_la_set_sizes(struct ocfs2_super *osb, int requested_mb);
18unsigned int ocfs2_la_default_mb(struct ocfs2_super *osb);
19
20int ocfs2_begin_local_alloc_recovery(struct ocfs2_super *osb,
21				     int node_num,
22				     struct ocfs2_dinode **alloc_copy);
23
24int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb,
25					struct ocfs2_dinode *alloc);
26
27int ocfs2_alloc_should_use_local(struct ocfs2_super *osb,
28				 u64 bits);
29
30struct ocfs2_alloc_context;
31int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
32				   u32 bits_wanted,
33				   struct ocfs2_alloc_context *ac);
34
35int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb,
36				 handle_t *handle,
37				 struct ocfs2_alloc_context *ac,
38				 u32 bits_wanted,
39				 u32 *bit_off,
40				 u32 *num_bits);
41
42int ocfs2_free_local_alloc_bits(struct ocfs2_super *osb,
43				handle_t *handle,
44				struct ocfs2_alloc_context *ac,
45				u32 bit_off,
46				u32 num_bits);
47
48void ocfs2_local_alloc_seen_free_bits(struct ocfs2_super *osb,
49				      unsigned int num_clusters);
50void ocfs2_la_enable_worker(struct work_struct *work);
51
52#endif /* OCFS2_LOCALALLOC_H */
53