diff options
| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2011-05-05 01:23:58 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2011-05-10 22:21:46 +0900 |
| commit | 4e33f9eab07e985282fece4121066c2db1d332ed (patch) | |
| tree | 08161cabc013f0543d65d9c9ed63689f9f68803d /fs/nilfs2/the_nilfs.h | |
| parent | 78eb64c2479e0f408b725c3c8e1cdf557857af48 (diff) | |
| download | linux-4e33f9eab07e985282fece4121066c2db1d332ed.tar.gz linux-4e33f9eab07e985282fece4121066c2db1d332ed.tar.bz2 linux-4e33f9eab07e985282fece4121066c2db1d332ed.zip | |
nilfs2: implement resize ioctl
This adds resize ioctl which makes online resize possible.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/the_nilfs.h')
| -rw-r--r-- | fs/nilfs2/the_nilfs.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nilfs2/the_nilfs.h b/fs/nilfs2/the_nilfs.h index f4968145c2a3..9992b11312ff 100644 --- a/fs/nilfs2/the_nilfs.h +++ b/fs/nilfs2/the_nilfs.h @@ -268,6 +268,8 @@ struct the_nilfs *alloc_nilfs(struct block_device *bdev); void destroy_nilfs(struct the_nilfs *nilfs); int init_nilfs(struct the_nilfs *nilfs, struct super_block *sb, char *data); int load_nilfs(struct the_nilfs *nilfs, struct super_block *sb); +unsigned long nilfs_nrsvsegs(struct the_nilfs *nilfs, unsigned long nsegs); +void nilfs_set_nsegments(struct the_nilfs *nilfs, unsigned long nsegs); int nilfs_discard_segments(struct the_nilfs *, __u64 *, size_t); int nilfs_count_free_blocks(struct the_nilfs *, sector_t *); struct nilfs_root *nilfs_lookup_root(struct the_nilfs *nilfs, __u64 cno); |