diff options
Diffstat (limited to 'fs/btrfs/qgroup.h')
| -rw-r--r-- | fs/btrfs/qgroup.h | 24 |
1 files changed, 18 insertions, 6 deletions
diff --git a/fs/btrfs/qgroup.h b/fs/btrfs/qgroup.h index 1bc654459469..50dea9a2d8fb 100644 --- a/fs/btrfs/qgroup.h +++ b/fs/btrfs/qgroup.h @@ -8,6 +8,7 @@ #include <linux/spinlock.h> #include <linux/rbtree.h> +#include <linux/kobject.h> #include "ulist.h" #include "delayed-ref.h" @@ -223,8 +224,18 @@ struct btrfs_qgroup { */ u64 old_refcnt; u64 new_refcnt; + + /* + * Sysfs kobjectid + */ + struct kobject kobj; }; +static inline u64 btrfs_qgroup_subvolid(u64 qgroupid) +{ + return (qgroupid & ((1ULL << BTRFS_QGROUP_LEVEL_SHIFT) - 1)); +} + /* * For qgroup event trace points only */ @@ -344,12 +355,12 @@ int btrfs_verify_qgroup_counts(struct btrfs_fs_info *fs_info, u64 qgroupid, #endif /* New io_tree based accurate qgroup reserve API */ -int btrfs_qgroup_reserve_data(struct inode *inode, +int btrfs_qgroup_reserve_data(struct btrfs_inode *inode, struct extent_changeset **reserved, u64 start, u64 len); -int btrfs_qgroup_release_data(struct inode *inode, u64 start, u64 len); -int btrfs_qgroup_free_data(struct inode *inode, - struct extent_changeset *reserved, u64 start, u64 len); - +int btrfs_qgroup_release_data(struct btrfs_inode *inode, u64 start, u64 len); +int btrfs_qgroup_free_data(struct btrfs_inode *inode, + struct extent_changeset *reserved, u64 start, + u64 len); int __btrfs_qgroup_reserve_meta(struct btrfs_root *root, int num_bytes, enum btrfs_qgroup_rsv_type type, bool enforce); /* Reserve metadata space for pertrans and prealloc type */ @@ -399,7 +410,7 @@ void btrfs_qgroup_free_meta_all_pertrans(struct btrfs_root *root); */ void btrfs_qgroup_convert_reserved_meta(struct btrfs_root *root, int num_bytes); -void btrfs_qgroup_check_reserved_leak(struct inode *inode); +void btrfs_qgroup_check_reserved_leak(struct btrfs_inode *inode); /* btrfs_qgroup_swapped_blocks related functions */ void btrfs_qgroup_init_swapped_blocks( @@ -415,5 +426,6 @@ int btrfs_qgroup_add_swapped_blocks(struct btrfs_trans_handle *trans, int btrfs_qgroup_trace_subtree_after_cow(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct extent_buffer *eb); void btrfs_qgroup_destroy_extent_records(struct btrfs_transaction *trans); +bool btrfs_check_quota_leak(struct btrfs_fs_info *fs_info); #endif |