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btrfs: move the space_info handling code to space-info.c

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These are the basic init and lookup functions and some helper functions,
fairly straightforward before the bad stuff starts.

Reviewed-by: Nikolay Borisov <nborisov@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Josef Bacik
2019-06-18 16:09:19 -04:00
committed by David Sterba
parent d44b72aa12
commit 280c290881
4 changed files with 204 additions and 187 deletions
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10
fs/btrfs/space-info.h
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@@ -81,5 +81,15 @@ void btrfs_space_info_add_new_bytes(struct btrfs_fs_info *fs_info,
void btrfs_space_info_add_old_bytes(struct btrfs_fs_info *fs_info,
struct btrfs_space_info *space_info,
u64 num_bytes);
int btrfs_init_space_info(struct btrfs_fs_info *fs_info);
void btrfs_update_space_info(struct btrfs_fs_info *info, u64 flags,
u64 total_bytes, u64 bytes_used,
u64 bytes_readonly,
struct btrfs_space_info **space_info);
struct btrfs_space_info *btrfs_find_space_info(struct btrfs_fs_info *info,
u64 flags);
u64 btrfs_space_info_used(struct btrfs_space_info *s_info,
bool may_use_included);
void btrfs_clear_space_info_full(struct btrfs_fs_info *info);
#endif /* BTRFS_SPACE_INFO_H */