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author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-04-11 18:46:02 +0200 |
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committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-05-10 04:32:31 +0200 |
commit | db55d92252c07c0e5561966ecca95c6f332dd892 (patch) | |
tree | 624aacfce2e287a89f4a49f03b543af3b5e4a6da /fs/nilfs2/alloc.h | |
parent | nilfs2: change sc_timer from a pointer to an embedded one in struct nilfs_sc_... (diff) | |
download | linux-db55d92252c07c0e5561966ecca95c6f332dd892.tar.xz linux-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) { |