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| author | Fan Li <fanofcode.li@samsung.com> | 2015-08-05 15:52:16 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2015-08-05 22:15:42 -0700 |
| commit | 759af1c9c16fec5323111b799ce25a3d8864df7e (patch) | |
| tree | c92f1022dd58aaf20d51742da74b886e91e701fc /fs/f2fs/f2fs.h | |
| parent | e90c2d2850d9d034e814a328725a4b15878f0357 (diff) | |
| download | linux-759af1c9c16fec5323111b799ce25a3d8864df7e.tar.gz | |
f2fs: use extent cache to optimize f2fs_reserve_block
In some cases, we only need the block address when we call
f2fs_reserve_block,
other fields of struct dnode_of_data aren't necessary.
We can try extent cache first for such cases in order to speed up the
process.
Signed-off-by: Fan li <fanofcode.li@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 34a524d007ec..09cb365a07cc 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1768,6 +1768,7 @@ int f2fs_submit_page_bio(struct f2fs_io_info *); void f2fs_submit_page_mbio(struct f2fs_io_info *); void set_data_blkaddr(struct dnode_of_data *); int reserve_new_block(struct dnode_of_data *); +int f2fs_get_block(struct dnode_of_data *, pgoff_t); int f2fs_reserve_block(struct dnode_of_data *, pgoff_t); struct page *get_read_data_page(struct inode *, pgoff_t, int); struct page *find_data_page(struct inode *, pgoff_t); |