Btrfs: Dynamic chunk and block group allocation

[linux-2.6-block.git] / fs / btrfs / ctree.h

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 1453d995fef67ccb66d4701c4dae01444c2c1dfd..a877105f5c4756449019f091a38e7acef584afa4 100644 (file)
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -431,9 +431,19 @@ struct btrfs_block_group_item {
        __le64 flags;
 } __attribute__ ((__packed__));
 
+struct btrfs_space_info {
+       u64 flags;
+       u64 total_bytes;
+       u64 bytes_used;
+       u64 bytes_pinned;
+       int full;
+       struct list_head list;
+};
+
 struct btrfs_block_group_cache {
        struct btrfs_key key;
        struct btrfs_block_group_item item;
+       struct btrfs_space_info *space_info;
        u64 pinned;
        u64 flags;
        int cached;
@@ -490,7 +500,7 @@ struct btrfs_fs_info {
        struct list_head dirty_cowonly_roots;
 
        struct list_head devices;
-       struct list_head *last_device;
+       struct list_head space_info;
        spinlock_t delalloc_lock;
        spinlock_t new_trans_lock;
        u64 delalloc_bytes;