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| author | Chao Yu <chao2.yu@samsung.com> | 2014-02-27 19:12:24 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2014-02-27 20:40:36 +0900 |
| commit | 81c1a0f13e6306a76fc3743b8504085d96659a5f (patch) | |
| tree | 977ddb17842f5ae24856c1fdf7192d1ae1666840 /fs/f2fs/f2fs.h | |
| parent | ab9fa662e4867455f44f4de96d29a7f09cf292c6 (diff) | |
| download | lwn-81c1a0f13e6306a76fc3743b8504085d96659a5f.tar.gz lwn-81c1a0f13e6306a76fc3743b8504085d96659a5f.zip | |
f2fs: readahead contiguous SSA blocks for f2fs_gc
If there are multi segments in one section, we will read those SSA blocks which
have contiguous address one by one in f2fs_gc. It may lost performance, let's
read ahead SSA blocks by merge multi read request.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 6f88191f2a34..bd6666e1bf2f 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -89,12 +89,13 @@ enum { }; /* - * For CP/NAT/SIT readahead + * For CP/NAT/SIT/SSA readahead */ enum { META_CP, META_NAT, - META_SIT + META_SIT, + META_SSA }; /* for the list of orphan inodes */ |