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| author | Chao Yu <chao2.yu@samsung.com> | 2014-12-08 15:02:52 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2014-12-08 14:19:09 -0800 |
| commit | 635aee1fefef921ae4124b127fced62ea6008839 (patch) | |
| tree | 92559fbad6271bbb0db0c7047b0e6bb370a9f1bc /fs/f2fs/f2fs.h | |
| parent | 66b00c186764e29765e8962a03556c329dee48e5 (diff) | |
| download | op-kernel-dev-635aee1fefef921ae4124b127fced62ea6008839.zip op-kernel-dev-635aee1fefef921ae4124b127fced62ea6008839.tar.gz | |
f2fs: avoid to ra unneeded blocks in recover flow
To improve recovery speed, f2fs try to readahead many contiguous blocks in warm
node segment, but for most time, abnormal power-off do not occur frequently, so
when mount a normal power-off f2fs image, by contrary ra so many blocks and then
invalid them will hurt the performance of mount.
It's better to just ra the first next-block for normal condition.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 2695d78..ec58bb2 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -1431,8 +1431,8 @@ void destroy_segment_manager_caches(void); */ struct page *grab_meta_page(struct f2fs_sb_info *, pgoff_t); struct page *get_meta_page(struct f2fs_sb_info *, pgoff_t); -struct page *get_meta_page_ra(struct f2fs_sb_info *, pgoff_t); int ra_meta_pages(struct f2fs_sb_info *, block_t, int, int); +void ra_meta_pages_cond(struct f2fs_sb_info *, pgoff_t); long sync_meta_pages(struct f2fs_sb_info *, enum page_type, long); void add_dirty_inode(struct f2fs_sb_info *, nid_t, int type); void remove_dirty_inode(struct f2fs_sb_info *, nid_t, int type); |
