fs/nilfs2/alloc.h

1 /* SPDX-License-Identifier: GPL-2.0+ */
5  * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.
19  * nilfs_palloc_entries_per_group - get the number of entries per group
23  * that a bitmap block can maintain.
28 	return 1UL << (inode->i_blkbits + 3 /* log2(8 = CHAR_BITS) */);  in nilfs_palloc_entries_per_group()
40  * nilfs_palloc_req - persistent allocator request and reply
42  * @pr_desc_bh: buffer head of the buffer containing block group descriptors
43  * @pr_bitmap_bh: buffer head of the buffer containing a block group bitmap
69  * struct nilfs_bh_assoc - block offset and buffer head association
70  * @blkoff: block offset
79  * struct nilfs_palloc_cache - persistent object allocator cache
80  * @lock: cache protecting lock
81  * @prev_desc: blockgroup descriptors cache
82  * @prev_bitmap: blockgroup bitmap cache
83  * @prev_entry: translation entries cache
93 			      struct nilfs_palloc_cache *cache);