diff options
Diffstat (limited to 'fs/f2fs/segment.c')
| -rw-r--r-- | fs/f2fs/segment.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index a135d2247415..f3f4dee43985 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -529,6 +529,25 @@ void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need) } } +static inline bool excess_dirty_threshold(struct f2fs_sb_info *sbi) +{ + int factor = rwsem_is_locked(&sbi->cp_rwsem) ? 3 : 2; + unsigned int dents = get_pages(sbi, F2FS_DIRTY_DENTS); + unsigned int qdata = get_pages(sbi, F2FS_DIRTY_QDATA); + unsigned int nodes = get_pages(sbi, F2FS_DIRTY_NODES); + unsigned int meta = get_pages(sbi, F2FS_DIRTY_META); + unsigned int imeta = get_pages(sbi, F2FS_DIRTY_IMETA); + unsigned int threshold = sbi->blocks_per_seg * factor * + DEFAULT_DIRTY_THRESHOLD; + unsigned int global_threshold = threshold * 3 / 2; + + if (dents >= threshold || qdata >= threshold || + nodes >= threshold || meta >= threshold || + imeta >= threshold) + return true; + return dents + qdata + nodes + meta + imeta > global_threshold; +} + void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi, bool from_bg) { if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING))) @@ -547,8 +566,8 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi, bool from_bg) else f2fs_build_free_nids(sbi, false, false); - if (excess_dirty_nats(sbi) || excess_dirty_nodes(sbi) || - excess_prefree_segs(sbi)) + if (excess_dirty_nats(sbi) || excess_dirty_threshold(sbi) || + excess_prefree_segs(sbi) || !f2fs_space_for_roll_forward(sbi)) goto do_sync; /* there is background inflight IO or foreground operation recently */ |