Now we're doing SSR aggressively more than ever before, so once we reach to the reserved_segment, f2fs_balance_fs will call f2fs_gc, which triggers checkpoint everytime. We actually must avoid that.
Signed-off-by: Jaegeuk Kim <[email protected]> --- fs/f2fs/gc.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index e2f9b2b12b74..4a720f3394d9 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -966,7 +966,11 @@ int f2fs_gc(struct f2fs_sb_info *sbi, bool sync, bool background) * threshold, we can make them free by checkpoint. Then, we * secure free segments which doesn't need fggc any more. */ - ret = write_checkpoint(sbi, &cpc); + if (prefree_segments(sbi)) { + ret = write_checkpoint(sbi, &cpc); + if (ret) + goto stop; + } if (ret) goto stop; if (has_not_enough_free_secs(sbi, 0, 0)) -- 2.11.0
