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f2fs: add help function META_MAPPING

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Introduce help function META_MAPPING() to get the cache meta blocks'
address space.

Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
This commit is contained in:
Gu Zheng 2014-01-20 18:37:04 +08:00 • committed by Jaegeuk Kim
parent e8dae60458
commit 9df27d982d
5 changed files with 13 additions and 8 deletions
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4
fs/f2fs/debug.c
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@ -53,7 +53,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->prefree_count = prefree_segments(sbi);
si->dirty_count = dirty_segments(sbi);
si->node_pages = sbi->node_inode->i_mapping->nrpages;
si->meta_pages = sbi->meta_inode->i_mapping->nrpages;
si->meta_pages = META_MAPPING(sbi)->nrpages;
si->nats = NM_I(sbi)->nat_cnt;
si->sits = SIT_I(sbi)->dirty_sentries;
si->fnids = NM_I(sbi)->fcnt;
@ -168,7 +168,7 @@ get_cache:
si->cache_mem += NM_I(sbi)->nat_cnt;
npages = sbi->node_inode->i_mapping->nrpages;
si->cache_mem += npages << PAGE_CACHE_SHIFT;
npages = sbi->meta_inode->i_mapping->nrpages;
npages = META_MAPPING(sbi)->nrpages;
si->cache_mem += npages << PAGE_CACHE_SHIFT;
si->cache_mem += sbi->n_orphans * sizeof(struct orphan_inode_entry);
si->cache_mem += sbi->n_dirty_dirs * sizeof(struct dir_inode_entry);