diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index d5244f6765a9..fe520d3448e0 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -347,6 +347,17 @@ static unsigned int check_prefree_segments(struct f2fs_sb_info *sbi, int type) return NULL_SEGNO; } +static int is_next_segment_free(struct f2fs_sb_info *sbi, int type) +{ + struct curseg_info *curseg = CURSEG_I(sbi, type); + unsigned int segno = curseg->segno; + struct free_segmap_info *free_i = FREE_I(sbi); + + if (segno + 1 < TOTAL_SEGS(sbi) && (segno + 1) % sbi->segs_per_sec) + return !test_bit(segno + 1, free_i->free_segmap); + return 0; +} + /* * Find a new segment from the free segments bitmap to right order * This function should be returned with success, otherwise BUG @@ -580,6 +591,8 @@ static void allocate_segment_by_default(struct f2fs_sb_info *sbi, change_curseg(sbi, type, false); else if (type == CURSEG_WARM_NODE) new_curseg(sbi, type, false); + else if (curseg->alloc_type == LFS && is_next_segment_free(sbi, type)) + new_curseg(sbi, type, false); else if (need_SSR(sbi) && get_ssr_segment(sbi, type)) change_curseg(sbi, type, true); else