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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-08-15 17:22:13 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-09-14 18:27:15 +0900 |
| commit | bd8169efae8bdd292675c386010f6b35f0771057 (patch) | |
| tree | aea73bd670910874eb78fd1f2c8ce8b2a494dfcb /fs/nilfs2/dat.h | |
| parent | 7a102b09232be1ad7c180dfd1f46c7aa95dff1e0 (diff) | |
| download | linux-stable-bd8169efae8bdd292675c386010f6b35f0771057.tar.gz linux-stable-bd8169efae8bdd292675c386010f6b35f0771057.tar.bz2 linux-stable-bd8169efae8bdd292675c386010f6b35f0771057.zip | |
nilfs2: add update functions of virtual block address to dat
This is a preparation for the successive cleanup ("nilfs2: allow btree
to directly call dat operations").
This adds functions bundling a few operations to change an entry of
virtual block address on the dat file.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/dat.h')
| -rw-r--r-- | fs/nilfs2/dat.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/nilfs2/dat.h b/fs/nilfs2/dat.h index 91dc3372a39a..406070d3ff49 100644 --- a/fs/nilfs2/dat.h +++ b/fs/nilfs2/dat.h @@ -41,6 +41,12 @@ void nilfs_dat_commit_start(struct inode *, struct nilfs_palloc_req *, int nilfs_dat_prepare_end(struct inode *, struct nilfs_palloc_req *); void nilfs_dat_commit_end(struct inode *, struct nilfs_palloc_req *, int); void nilfs_dat_abort_end(struct inode *, struct nilfs_palloc_req *); +int nilfs_dat_prepare_update(struct inode *, struct nilfs_palloc_req *, + struct nilfs_palloc_req *); +void nilfs_dat_commit_update(struct inode *, struct nilfs_palloc_req *, + struct nilfs_palloc_req *, int); +void nilfs_dat_abort_update(struct inode *, struct nilfs_palloc_req *, + struct nilfs_palloc_req *); int nilfs_dat_mark_dirty(struct inode *, __u64); int nilfs_dat_freev(struct inode *, __u64 *, size_t); |