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| author | Jiro SEKIBA <jir@unicus.jp> | 2010-01-30 10:06:35 +0100 |
|---|---|---|
| committer | Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp> | 2010-02-13 04:26:02 +0100 |
| commit | e902ec9906e844f4613fa6190c6fa65f162dc86e (patch) | |
| tree | ee0ea829ae04a30fb01c119f050a3967304e55ba /fs/nilfs2/the_nilfs.h | |
| parent | Linux 2.6.33-rc8 (diff) | |
| download | linux-e902ec9906e844f4613fa6190c6fa65f162dc86e.tar.xz linux-e902ec9906e844f4613fa6190c6fa65f162dc86e.zip | |
nilfs2: issue discard request after cleaning segments
This adds a function to send discard requests for given array of
segment numbers, and calls the function when garbage collection
succeeded.
Signed-off-by: Jiro SEKIBA <jir@unicus.jp>
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 | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/nilfs2/the_nilfs.h b/fs/nilfs2/the_nilfs.h index 589786e33464..fd057f8ad439 100644 --- a/fs/nilfs2/the_nilfs.h +++ b/fs/nilfs2/the_nilfs.h @@ -221,6 +221,7 @@ struct the_nilfs *find_or_create_nilfs(struct block_device *); void put_nilfs(struct the_nilfs *); int init_nilfs(struct the_nilfs *, struct nilfs_sb_info *, char *); int load_nilfs(struct the_nilfs *, struct nilfs_sb_info *); +int nilfs_discard_segments(struct the_nilfs *, __u64 *, size_t); int nilfs_count_free_blocks(struct the_nilfs *, sector_t *); struct nilfs_sb_info *nilfs_find_sbinfo(struct the_nilfs *, int, __u64); int nilfs_checkpoint_is_mounted(struct the_nilfs *, __u64, int); |