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 */

 1/* -*- mode: c; c-basic-offset: 8; -*-
 2 * vim: noexpandtab sw=8 ts=8 sts=0:
 3 *
 4 * localalloc.h
 5 *
 6 * Function prototypes
 7 *
 8 * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
 9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public
12 * License as published by the Free Software Foundation; either
13 * version 2 of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public
21 * License along with this program; if not, write to the
22 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 * Boston, MA 021110-1307, USA.
24 */
25
26#ifndef OCFS2_LOCALALLOC_H
27#define OCFS2_LOCALALLOC_H
28
29int ocfs2_load_local_alloc(struct ocfs2_super *osb);
30
31void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb);
32
33void ocfs2_la_set_sizes(struct ocfs2_super *osb, int requested_mb);
34unsigned int ocfs2_la_default_mb(struct ocfs2_super *osb);
35
36int ocfs2_begin_local_alloc_recovery(struct ocfs2_super *osb,
37				     int node_num,
38				     struct ocfs2_dinode **alloc_copy);
39
40int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb,
41					struct ocfs2_dinode *alloc);
42
43int ocfs2_alloc_should_use_local(struct ocfs2_super *osb,
44				 u64 bits);
45
46struct ocfs2_alloc_context;
47int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
48				   u32 bits_wanted,
49				   struct ocfs2_alloc_context *ac);
50
51int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb,
52				 handle_t *handle,
53				 struct ocfs2_alloc_context *ac,
54				 u32 bits_wanted,
55				 u32 *bit_off,
56				 u32 *num_bits);
57
58int ocfs2_free_local_alloc_bits(struct ocfs2_super *osb,
59				handle_t *handle,
60				struct ocfs2_alloc_context *ac,
61				u32 bit_off,
62				u32 num_bits);
63
64void ocfs2_local_alloc_seen_free_bits(struct ocfs2_super *osb,
65				      unsigned int num_clusters);
66void ocfs2_la_enable_worker(struct work_struct *work);
67
68#endif /* OCFS2_LOCALALLOC_H */