diff options
Diffstat (limited to 'fs/btrfs/space-info.h')
| -rw-r--r-- | fs/btrfs/space-info.h | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/fs/btrfs/space-info.h b/fs/btrfs/space-info.h index a96efdb5e681..679f22efb407 100644 --- a/fs/btrfs/space-info.h +++ b/fs/btrfs/space-info.h @@ -98,8 +98,18 @@ enum btrfs_flush_state { RESET_ZONES = 12, }; +enum btrfs_space_info_sub_group { + BTRFS_SUB_GROUP_PRIMARY, + BTRFS_SUB_GROUP_DATA_RELOC, + BTRFS_SUB_GROUP_TREELOG, +}; + +#define BTRFS_SPACE_INFO_SUB_GROUP_MAX 1 struct btrfs_space_info { struct btrfs_fs_info *fs_info; + struct btrfs_space_info *parent; + struct btrfs_space_info *sub_group[BTRFS_SPACE_INFO_SUB_GROUP_MAX]; + int subgroup_id; spinlock_t lock; u64 total_bytes; /* total bytes in the space, @@ -268,7 +278,7 @@ u64 __pure btrfs_space_info_used(const struct btrfs_space_info *s_info, void btrfs_clear_space_info_full(struct btrfs_fs_info *info); void btrfs_dump_space_info(struct btrfs_fs_info *fs_info, struct btrfs_space_info *info, u64 bytes, - int dump_block_groups); + bool dump_block_groups); int btrfs_reserve_metadata_bytes(struct btrfs_fs_info *fs_info, struct btrfs_space_info *space_info, u64 orig_bytes, @@ -288,7 +298,7 @@ static inline void btrfs_space_info_free_bytes_may_use( btrfs_try_granting_tickets(space_info->fs_info, space_info); spin_unlock(&space_info->lock); } -int btrfs_reserve_data_bytes(struct btrfs_fs_info *fs_info, u64 bytes, +int btrfs_reserve_data_bytes(struct btrfs_space_info *space_info, u64 bytes, enum btrfs_reserve_flush_enum flush); void btrfs_dump_space_info_for_trans_abort(struct btrfs_fs_info *fs_info); void btrfs_init_async_reclaim_work(struct btrfs_fs_info *fs_info); @@ -296,7 +306,6 @@ u64 btrfs_account_ro_block_groups_free_space(struct btrfs_space_info *sinfo); void btrfs_space_info_update_reclaimable(struct btrfs_space_info *space_info, s64 bytes); void btrfs_set_periodic_reclaim_ready(struct btrfs_space_info *space_info, bool ready); -bool btrfs_should_periodic_reclaim(struct btrfs_space_info *space_info); int btrfs_calc_reclaim_threshold(const struct btrfs_space_info *space_info); void btrfs_reclaim_sweep(const struct btrfs_fs_info *fs_info); void btrfs_return_free_space(struct btrfs_space_info *space_info, u64 len); |