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| author | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-11-29 08:51:16 +0100 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2009-11-30 13:06:35 +0100 |
| commit | e29df395bc6d2d0c89b3d8a5939a24b1b43c2fb6 (patch) | |
| tree | 6d6f570d8158d7a18570492d9f5f5edf843ed28c /fs/nilfs2/segbuf.h | |
| parent | nilfs2: hide nilfs_write_info struct in segment buffer code (diff) | |
| download | linux-e29df395bc6d2d0c89b3d8a5939a24b1b43c2fb6.tar.xz linux-e29df395bc6d2d0c89b3d8a5939a24b1b43c2fb6.zip | |
nilfs2: add iterator for segment buffers
This adds a few iterator functions for segment buffers to make it easy
to handle multiple series of logs.
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Diffstat (limited to 'fs/nilfs2/segbuf.h')
| -rw-r--r-- | fs/nilfs2/segbuf.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/fs/nilfs2/segbuf.h b/fs/nilfs2/segbuf.h index 241a00dc4988..7fbaf5eee016 100644 --- a/fs/nilfs2/segbuf.h +++ b/fs/nilfs2/segbuf.h @@ -164,16 +164,18 @@ nilfs_segbuf_add_file_buffer(struct nilfs_segment_buffer *segbuf, segbuf->sb_sum.nfileblk++; } -void nilfs_release_buffers(struct list_head *); - -static inline void nilfs_segbuf_clear(struct nilfs_segment_buffer *segbuf) -{ - nilfs_release_buffers(&segbuf->sb_segsum_buffers); - nilfs_release_buffers(&segbuf->sb_payload_buffers); -} - int nilfs_segbuf_write(struct nilfs_segment_buffer *segbuf, struct the_nilfs *nilfs); int nilfs_segbuf_wait(struct nilfs_segment_buffer *segbuf); +void nilfs_clear_logs(struct list_head *logs); +void nilfs_truncate_logs(struct list_head *logs, + struct nilfs_segment_buffer *last); +int nilfs_wait_on_logs(struct list_head *logs); + +static inline void nilfs_destroy_logs(struct list_head *logs) +{ + nilfs_truncate_logs(logs, NULL); +} + #endif /* _NILFS_SEGBUF_H */ |