diff options
| author | Wang Shilong <wangsl.fnst@cn.fujitsu.com> | 2014-03-18 20:02:46 +0800 |
|---|---|---|
| committer | David Sterba <dsterba@suse.cz> | 2014-04-11 19:05:40 +0200 |
| commit | 8bae5a152538adb41ff63f1c7882666bcd0ced19 (patch) | |
| tree | efe28f9b0cf9d575d7eba85ae20d42b428fac946 | |
| parent | c920facc1844c1d26b3c7b1fc45e66be997dc034 (diff) | |
Btrfs-progs: fsck: reduce memory usage of extent record struct
Two changes:
1.use bit filed for @found_rec
2.u32 is enough to calculate duplicate extent number.
Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
| -rw-r--r-- | cmds-check.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/cmds-check.c b/cmds-check.c index 72f37183..39a08694 100644 --- a/cmds-check.c +++ b/cmds-check.c @@ -92,7 +92,6 @@ struct extent_record { struct list_head list; struct cache_extent cache; struct btrfs_disk_key parent_key; - unsigned int found_rec; u64 start; u64 max_size; u64 nr; @@ -101,8 +100,9 @@ struct extent_record { u64 generation; u64 parent_generation; u64 info_objectid; - u64 num_duplicates; + u32 num_duplicates; u8 info_level; + unsigned int found_rec:1; unsigned int content_checked:1; unsigned int owner_ref_checked:1; unsigned int is_root:1; @@ -2737,7 +2737,7 @@ static int add_extent_rec(struct cache_tree *extent_cache, rec->start = start; rec->max_size = max_size; rec->nr = max(nr, max_size); - rec->found_rec = extent_rec; + rec->found_rec = !!extent_rec; rec->content_checked = 0; rec->owner_ref_checked = 0; rec->num_duplicates = 0; |