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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-05-16 21:49:10 +0900 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-06-10 23:41:09 +0900 |
| commit | dda54f4b872512eba484c38631bd6ae5b5716f41 (patch) | |
| tree | bf9bf0b18c9cf232fa34a6f3de08e90a658259f2 /fs/nilfs2/sufile.h | |
| parent | d97a51a7e3c298d9899ea91165dfa0783fa5cc5c (diff) | |
| download | lwn-dda54f4b872512eba484c38631bd6ae5b5716f41.tar.gz lwn-dda54f4b872512eba484c38631bd6ae5b5716f41.zip | |
nilfs2: add sufile function that can modify multiple segment usages
This is a preparation for the later cleanup patch ("nilfs2: remove
list of freeing segments").
This adds nilfs_sufile_updatev() to sufile, which can modify multiple
segment usages at a time.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/sufile.h')
| -rw-r--r-- | fs/nilfs2/sufile.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/nilfs2/sufile.h b/fs/nilfs2/sufile.h index a2e2efd4ade1..e8e26279c261 100644 --- a/fs/nilfs2/sufile.h +++ b/fs/nilfs2/sufile.h @@ -46,6 +46,10 @@ int nilfs_sufile_get_ncleansegs(struct inode *, unsigned long *); ssize_t nilfs_sufile_get_suinfo(struct inode *, __u64, struct nilfs_suinfo *, size_t); +int nilfs_sufile_updatev(struct inode *, __u64 *, size_t, int, size_t *, + void (*dofunc)(struct inode *, __u64, + struct buffer_head *, + struct buffer_head *)); int nilfs_sufile_update(struct inode *, __u64, int, void (*dofunc)(struct inode *, __u64, struct buffer_head *, |