1 files changed, 14 insertions, 4 deletions

diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index b7cd3adb5a58..2990a7ea6248 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -1028,13 +1028,22 @@ struct btrfs_space_info {
         wait_queue_head_t wait;
 };
 
+#define BTRFS_BLOCK_RSV_GLOBAL          1
+#define BTRFS_BLOCK_RSV_DELALLOC        2
+#define BTRFS_BLOCK_RSV_TRANS           3
+#define BTRFS_BLOCK_RSV_CHUNK           4
+#define BTRFS_BLOCK_RSV_DELOPS          5
+#define BTRFS_BLOCK_RSV_EMPTY           6
+#define BTRFS_BLOCK_RSV_TEMP            7
+
 struct btrfs_block_rsv {
         u64 size;
         u64 reserved;
         struct btrfs_space_info *space_info;
         spinlock_t lock;
-        unsigned int full;
-        unsigned int failfast;
+        unsigned short full;
+        unsigned short type;
+        unsigned short failfast;
 };
 
 /*
@@ -2875,8 +2884,9 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes);
 void btrfs_delalloc_release_metadata(struct inode *inode, u64 num_bytes);
 int btrfs_delalloc_reserve_space(struct inode *inode, u64 num_bytes);
 void btrfs_delalloc_release_space(struct inode *inode, u64 num_bytes);
-void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv);
-struct btrfs_block_rsv *btrfs_alloc_block_rsv(struct btrfs_root *root);
+void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, unsigned short type);
+struct btrfs_block_rsv *btrfs_alloc_block_rsv(struct btrfs_root *root,
+                                              unsigned short type);
 void btrfs_free_block_rsv(struct btrfs_root *root,
                           struct btrfs_block_rsv *rsv);
 int btrfs_block_rsv_add(struct btrfs_root *root,