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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-04-12 01:46:02 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-05-10 11:32:31 +0900 |
| commit | db55d92252c07c0e5561966ecca95c6f332dd892 (patch) | |
| tree | 624aacfce2e287a89f4a49f03b543af3b5e4a6da /fs/nilfs2/alloc.h | |
| parent | fdce895ea5dd4e24edf1f4d693827349a4e5b3b4 (diff) | |
| download | lwn-db55d92252c07c0e5561966ecca95c6f332dd892.tar.gz lwn-db55d92252c07c0e5561966ecca95c6f332dd892.zip | |
nilfs2: add kernel doc comments to persistent object allocator functions
The implementation of persistent object allocator (alloc.c) is poorly
documented. This adds kernel doc style comments on that functions.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/alloc.h')
| -rw-r--r-- | fs/nilfs2/alloc.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/nilfs2/alloc.h b/fs/nilfs2/alloc.h index 5cccf874d692..9af34a7e6e13 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) { |