f2fs: obsolete ALLOC_NID_LIST list

As Fan Li reported, there is no user traversing nid_list[ALLOC_NID_LIST]
which is used for tracking preallocated nids. Let's drop it, and only
track preallocated nids in free_nid_root radix-tree.

Reported-by: Fan Li <fanofcode.li@samsung.com>
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 4 insertions, 4 deletions

diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 00c1d4a9f356..14095fbb4039 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -98,9 +98,9 @@ static void update_general_status(struct f2fs_sb_info *sbi)
         si->dirty_nats = NM_I(sbi)->dirty_nat_cnt;
         si->sits = MAIN_SEGS(sbi);
         si->dirty_sits = SIT_I(sbi)->dirty_sentries;
-        si->free_nids = NM_I(sbi)->nid_cnt[FREE_NID_LIST];
+        si->free_nids = NM_I(sbi)->nid_cnt[FREE_NID];
         si->avail_nids = NM_I(sbi)->available_nids;
-        si->alloc_nids = NM_I(sbi)->nid_cnt[ALLOC_NID_LIST];
+        si->alloc_nids = NM_I(sbi)->nid_cnt[PREALLOC_NID];
         si->bg_gc = sbi->bg_gc;
         si->util_free = (int)(free_user_blocks(sbi) >> sbi->log_blocks_per_seg)
                 * 100 / (int)(sbi->user_block_count >> sbi->log_blocks_per_seg)
@@ -233,8 +233,8 @@ get_cache:
         }
 
         /* free nids */
-        si->cache_mem += (NM_I(sbi)->nid_cnt[FREE_NID_LIST] +
-                                NM_I(sbi)->nid_cnt[ALLOC_NID_LIST]) *
+        si->cache_mem += (NM_I(sbi)->nid_cnt[FREE_NID] +
+                                NM_I(sbi)->nid_cnt[PREALLOC_NID]) *
                                 sizeof(struct free_nid);
         si->cache_mem += NM_I(sbi)->nat_cnt * sizeof(struct nat_entry);
         si->cache_mem += NM_I(sbi)->dirty_nat_cnt *