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f2fs: fix wrong memory footprint statistics in debugfs 

Our value of memory footprint statistics showed in debugfs is not calculated
correctly. Fix it in this patch.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Chao Yu 2015-01-10 20:09:52 +08:00 committed by Jaegeuk Kim
parent 871f599f4a
commit 9066c6a7eb
1 changed files with 12 additions and 5 deletions
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17
fs/f2fs/debug.c
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@ -163,13 +163,20 @@ static void update_mem_info(struct f2fs_sb_info *sbi)
si->base_mem += sizeof(struct f2fs_nm_info);
si->base_mem += __bitmap_size(sbi, NAT_BITMAP);
/* build gc */
si->base_mem += sizeof(struct f2fs_gc_kthread);
get_cache:
si->cache_mem = 0;
/* build gc */
if (sbi->gc_thread)
si->cache_mem += sizeof(struct f2fs_gc_kthread);
/* build merge flush thread */
if (SM_I(sbi)->cmd_control_info)
si->cache_mem += sizeof(struct flush_cmd_control);
/* free nids */
si->cache_mem = NM_I(sbi)->fcnt;
si->cache_mem += NM_I(sbi)->nat_cnt;
si->cache_mem += NM_I(sbi)->fcnt * sizeof(struct free_nid);
si->cache_mem += NM_I(sbi)->nat_cnt * sizeof(struct nat_entry);
npages = NODE_MAPPING(sbi)->nrpages;
si->cache_mem += npages << PAGE_CACHE_SHIFT;
npages = META_MAPPING(sbi)->nrpages;