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>
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 00c1d4a..14095fb 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -98,9 +98,9 @@
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 @@
}
/* 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 *