projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| ccd979bd MF |
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 | ||
| 29 | int ocfs2_load_local_alloc(struct ocfs2_super *osb); | |
| 30 | ||
| 31 | void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb); | |
| 32 | ||
| 73c8a800 | 33 | void ocfs2_la_set_sizes(struct ocfs2_super *osb, int requested_mb); |
| 6b82021b | 34 | unsigned int ocfs2_la_default_mb(struct ocfs2_super *osb); |
| 73c8a800 | 35 | |
| ccd979bd MF |
36 | int ocfs2_begin_local_alloc_recovery(struct ocfs2_super *osb, |
| 37 | int node_num, | |
| 38 | struct ocfs2_dinode **alloc_copy); | |
| 39 | ||
| 40 | int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb, | |
| 41 | struct ocfs2_dinode *alloc); | |
| 42 | ||
| 43 | int ocfs2_alloc_should_use_local(struct ocfs2_super *osb, | |
| 44 | u64 bits); | |
| 45 | ||
| 46 | struct ocfs2_alloc_context; | |
| 47 | int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, | |
| ccd979bd MF |
48 | u32 bits_wanted, |
| 49 | struct ocfs2_alloc_context *ac); | |
| 50 | ||
| 51 | int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb, | |
| 1fabe148 | 52 | handle_t *handle, |
| ccd979bd | 53 | struct ocfs2_alloc_context *ac, |
| 415cb800 | 54 | u32 bits_wanted, |
| ccd979bd MF |
55 | u32 *bit_off, |
| 56 | u32 *num_bits); | |
| 57 | ||
| fb951eb5 ZW |
58 | int 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 | ||
| 9c7af40b MF |
64 | void ocfs2_local_alloc_seen_free_bits(struct ocfs2_super *osb, |
| 65 | unsigned int num_clusters); | |
| 66 | void ocfs2_la_enable_worker(struct work_struct *work); | |
| 67 | ||
| ccd979bd | 68 | #endif /* OCFS2_LOCALALLOC_H */ |