diff options
Diffstat (limited to 'fs/nilfs2/alloc.h')
| -rw-r--r-- | fs/nilfs2/alloc.h | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/nilfs2/alloc.h b/fs/nilfs2/alloc.h index f4543ac4f56..9af34a7e6e1 100644 --- a/fs/nilfs2/alloc.h +++ b/fs/nilfs2/alloc.h @@ -29,6 +29,13 @@ #include <linux/buffer_head.h> #include <linux/fs.h> +/** + * nilfs_palloc_entries_per_group - get the number of entries per group + * @inode: inode of metadata file using this allocator + * + * The number of entries per group is defined by the number of bits + * that a bitmap block can maintain. + */ static inline unsigned long nilfs_palloc_entries_per_group(const struct inode *inode) { @@ -42,7 +49,7 @@ void *nilfs_palloc_block_get_entry(const struct inode *, __u64, const struct buffer_head *, void *); /** - * nilfs_palloc_req - persistent alloctor request and reply + * nilfs_palloc_req - persistent allocator request and reply * @pr_entry_nr: entry number (vblocknr or inode number) * @pr_desc_bh: buffer head of the buffer containing block group descriptors * @pr_bitmap_bh: buffer head of the buffer containing a block group bitmap |