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f2fs: use atomic variable for total_extent_tree

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It would be better to use atomic variable for total_extent_tree.

Reviewed-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim
2015-12-21 19:20:15 -08:00
parent 4cf185379b
commit 7441ccef33
5 changed files with 12 additions and 9 deletions
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5
fs/f2fs/debug.c
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@@ -38,7 +38,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->hit_rbtree = atomic64_read(&sbi->read_hit_rbtree);
si->hit_total = si->hit_largest + si->hit_cached + si->hit_rbtree;
si->total_ext = atomic64_read(&sbi->total_hit_ext);
si->ext_tree = sbi->total_ext_tree;
si->ext_tree = atomic_read(&sbi->total_ext_tree);
si->ext_node = atomic_read(&sbi->total_ext_node);
si->ndirty_node = get_pages(sbi, F2FS_DIRTY_NODES);
si->ndirty_dent = get_pages(sbi, F2FS_DIRTY_DENTS);
@@ -193,7 +193,8 @@ get_cache:
si->cache_mem += si->inmem_pages * sizeof(struct inmem_pages);
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);
si->cache_mem += atomic_read(&sbi->total_ext_tree) *
sizeof(struct extent_tree);
si->cache_mem += atomic_read(&sbi->total_ext_node) *
sizeof(struct extent_node);