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| author | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-09-03 09:46:45 +0900 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-09-03 10:11:20 +0900 |
| commit | c34e333fd5ca41317c3dab69ed8a212acacd4aeb (patch) | |
| tree | 4f217cb37d08e522808303392bdf4ce84fa20bb2 /fs/f2fs | |
| parent | 749ebfd174bd6fca3083da5f1e7933cbd60316c9 (diff) | |
| download | op-kernel-dev-c34e333fd5ca41317c3dab69ed8a212acacd4aeb.zip op-kernel-dev-c34e333fd5ca41317c3dab69ed8a212acacd4aeb.tar.gz | |
f2fs: trigger GC when there are prefree segments
Previously, f2fs conducts SSR when free_sections() < overprovision_sections.
But, even though there are a lot of prefree segments, it can consider SSR only.
So, let's consider the number of prefree segments too for triggering SSR.
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/segment.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h index 062424a..cd9bd93 100644 --- a/fs/f2fs/segment.h +++ b/fs/f2fs/segment.h @@ -453,7 +453,8 @@ static inline int reserved_sections(struct f2fs_sb_info *sbi) static inline bool need_SSR(struct f2fs_sb_info *sbi) { - return (free_sections(sbi) < overprovision_sections(sbi)); + return ((prefree_segments(sbi) / sbi->segs_per_sec) + + free_sections(sbi) < overprovision_sections(sbi)); } static inline bool has_not_enough_free_secs(struct f2fs_sb_info *sbi, int freed) |
