| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 2 | /* -*- mode: c; c-basic-offset: 8; -*- |
| 3 | * vim: noexpandtab sw=8 ts=8 sts=0: |
| 4 | * |
| 5 | * localalloc.h |
| 6 | * |
| 7 | * Function prototypes |
| 8 | * |
| 9 | * Copyright (C) 2002, 2004 Oracle. All rights reserved. |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 10 | */ |
| 11 | |
| 12 | #ifndef OCFS2_LOCALALLOC_H |
| 13 | #define OCFS2_LOCALALLOC_H |
| 14 | |
| 15 | int ocfs2_load_local_alloc(struct ocfs2_super *osb); |
| 16 | |
| 17 | void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb); |
| 18 | |
| 19 | void ocfs2_la_set_sizes(struct ocfs2_super *osb, int requested_mb); |
| 20 | unsigned int ocfs2_la_default_mb(struct ocfs2_super *osb); |
| 21 | |
| 22 | int ocfs2_begin_local_alloc_recovery(struct ocfs2_super *osb, |
| 23 | int node_num, |
| 24 | struct ocfs2_dinode **alloc_copy); |
| 25 | |
| 26 | int ocfs2_complete_local_alloc_recovery(struct ocfs2_super *osb, |
| 27 | struct ocfs2_dinode *alloc); |
| 28 | |
| 29 | int ocfs2_alloc_should_use_local(struct ocfs2_super *osb, |
| 30 | u64 bits); |
| 31 | |
| 32 | struct ocfs2_alloc_context; |
| 33 | int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, |
| 34 | u32 bits_wanted, |
| 35 | struct ocfs2_alloc_context *ac); |
| 36 | |
| 37 | int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb, |
| 38 | handle_t *handle, |
| 39 | struct ocfs2_alloc_context *ac, |
| 40 | u32 bits_wanted, |
| 41 | u32 *bit_off, |
| 42 | u32 *num_bits); |
| 43 | |
| 44 | int ocfs2_free_local_alloc_bits(struct ocfs2_super *osb, |
| 45 | handle_t *handle, |
| 46 | struct ocfs2_alloc_context *ac, |
| 47 | u32 bit_off, |
| 48 | u32 num_bits); |
| 49 | |
| 50 | void ocfs2_local_alloc_seen_free_bits(struct ocfs2_super *osb, |
| 51 | unsigned int num_clusters); |
| 52 | void ocfs2_la_enable_worker(struct work_struct *work); |
| 53 | |
| 54 | #endif /* OCFS2_LOCALALLOC_H */ |