f2fs: introduce dirty list node in inode info

Add a new dirt list node member in inode info for linking the inode to
global dirty list in superblock, instead of old implementation which
allocate slab cache memory as an entry to inode.

It avoids memory pressure due to slab cache allocation, and also makes
codes more clean.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index 8ce2fe3f65ab..f4a7b9e9416d 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -189,7 +189,6 @@ get_cache:
         si->cache_mem += NM_I(sbi)->dirty_nat_cnt *
                                         sizeof(struct nat_entry_set);
         si->cache_mem += si->inmem_pages * sizeof(struct inmem_pages);
-        si->cache_mem += sbi->n_dirty_dirs * sizeof(struct inode_entry);
         for (i = 0; i <= UPDATE_INO; i++)
                 si->cache_mem += sbi->im[i].ino_num * sizeof(struct ino_entry);
         si->cache_mem += sbi->total_ext_tree * sizeof(struct extent_tree);