Commit 9066c6a7 authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
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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: default avatarChao Yu <chao2.yu@samsung.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 871f599f

fs/f2fs/debug.c

+11 −4
Original line number Diff line number Diff line
@@ -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);



get_cache:

	si->cache_mem = 0;



	/* build gc */

	si->base_mem += sizeof(struct f2fs_gc_kthread);

	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);



get_cache:

	/* 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;