diff options
| author | Daeho Jeong <[email protected]> | 2024-09-09 15:19:43 -0700 |
|---|---|---|
| committer | Jaegeuk Kim <[email protected]> | 2024-09-11 03:33:00 +0000 |
| commit | 2223fe652f759649ae1d520e47e5f06727c0acbd (patch) | |
| tree | 7edebefe27251534e00ef965b8511a049f8d93f6 | |
| parent | 4cdca5a904b1c72a0ba6ac51a121351128c02fd8 (diff) | |
f2fs: increase BG GC migration window granularity when boosted for zoned devices
Need bigger BG GC migration window granularity when free section is
running low.
Signed-off-by: Daeho Jeong <[email protected]>
Reviewed-by: Chao Yu <[email protected]>
Signed-off-by: Jaegeuk Kim <[email protected]>
| -rw-r--r-- | fs/f2fs/gc.c | 12 | ||||
| -rw-r--r-- | fs/f2fs/gc.h | 1 |
2 files changed, 11 insertions, 2 deletions
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index 5cd316d2102d..9a3d3994cf2b 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -1728,10 +1728,18 @@ static int do_garbage_collect(struct f2fs_sb_info *sbi, sec_end_segno -= SEGS_PER_SEC(sbi) - f2fs_usable_segs_in_sec(sbi, segno); - if (gc_type == BG_GC) - end_segno = start_segno + + if (gc_type == BG_GC) { + unsigned int window_granularity = sbi->migration_window_granularity; + if (f2fs_sb_has_blkzoned(sbi) && + !has_enough_free_blocks(sbi, + LIMIT_BOOST_ZONED_GC)) + window_granularity *= BOOST_GC_MULTIPLE; + + end_segno = start_segno + window_granularity; + } + if (end_segno > sec_end_segno) end_segno = sec_end_segno; } diff --git a/fs/f2fs/gc.h b/fs/f2fs/gc.h index 245f93663745..78abeebd68b5 100644 --- a/fs/f2fs/gc.h +++ b/fs/f2fs/gc.h @@ -33,6 +33,7 @@ #define LIMIT_NO_ZONED_GC 60 /* percentage over total user space of no gc for zoned devices */ #define LIMIT_BOOST_ZONED_GC 25 /* percentage over total user space of boosted gc for zoned devices */ #define DEF_MIGRATION_WINDOW_GRANULARITY_ZONED 3 +#define BOOST_GC_MULTIPLE 5 #define DEF_GC_FAILED_PINNED_FILES 2048 #define MAX_GC_FAILED_PINNED_FILES USHRT_MAX |