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| author | Daeho Jeong <daehojeong@google.com> | 2024-09-09 15:19:46 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2024-09-11 03:33:08 +0000 |
| commit | e791d00bd06cb2d3a10afa43e57f6364931d0ada (patch) | |
| tree | 17f067d759cf9078c04a0677a30ffbd4c7e68c5a /fs/f2fs/segment.c | |
| parent | 9a481a1c16f4653c3414d996c3603eb42926e28b (diff) | |
| download | lwn-e791d00bd06cb2d3a10afa43e57f6364931d0ada.tar.gz lwn-e791d00bd06cb2d3a10afa43e57f6364931d0ada.zip | |
f2fs: add valid block ratio not to do excessive GC for one time GC
We need to introduce a valid block ratio threshold not to trigger
excessive GC for zoned deivces. The initial value of it is 95%. So, F2FS
will stop the thread from intiating GC for sections having valid blocks
exceeding the ratio.
Signed-off-by: Daeho Jeong <daehojeong@google.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.c')
| -rw-r--r-- | fs/f2fs/segment.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 5ec0d9f655f8..112d58d566d4 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -3090,7 +3090,8 @@ static int get_ssr_segment(struct f2fs_sb_info *sbi, int type, sanity_check_seg_type(sbi, seg_type); /* f2fs_need_SSR() already forces to do this */ - if (!f2fs_get_victim(sbi, &segno, BG_GC, seg_type, alloc_mode, age)) { + if (!f2fs_get_victim(sbi, &segno, BG_GC, seg_type, + alloc_mode, age, false)) { curseg->next_segno = segno; return 1; } @@ -3117,7 +3118,8 @@ static int get_ssr_segment(struct f2fs_sb_info *sbi, int type, for (; cnt-- > 0; reversed ? i-- : i++) { if (i == seg_type) continue; - if (!f2fs_get_victim(sbi, &segno, BG_GC, i, alloc_mode, age)) { + if (!f2fs_get_victim(sbi, &segno, BG_GC, i, + alloc_mode, age, false)) { curseg->next_segno = segno; return 1; } |