diff options
| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-04-18 15:03:15 -0700 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2017-05-21 18:42:29 +0200 |
| commit | be94e171006852d717b801df7807d3c019443e98 (patch) | |
| tree | de584ce073e019f9ff4edafe645f70032aa4716d | |
| parent | 871a496a8413604a82c7d1fafa9cd54cd0ed7b9d (diff) | |
f2fs: assign allocation hint for warm/cold data
This patch gives slower device region to warm/cold data area more eagerly.
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
| -rw-r--r-- | fs/f2fs/gc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index ba1f80d07..aca75fb59 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -1033,4 +1033,9 @@ void build_gc_manager(struct f2fs_sb_info *sbi) sbi->fggc_threshold = div64_u64((main_count - ovp_count) * BLKS_PER_SEC(sbi), (main_count - resv_count)); + + /* give warm/cold data area from slower device */ + if (sbi->s_ndevs && sbi->segs_per_sec == 1) + SIT_I(sbi)->last_victim[ALLOC_NEXT] = + GET_SEGNO(sbi, FDEV(0).end_blk) + 1; } |