btrfs: use enum for btrfs_block_rsv::type

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

diff --git a/fs/btrfs/block-rsv.h b/fs/btrfs/block-rsv.h
index 0702d40..0c18370 100644 (file)
--- a/fs/btrfs/block-rsv.h
+++ b/fs/btrfs/block-rsv.h
@@ -9,7 +9,7 @@ enum btrfs_reserve_flush_enum;
 /*
  * Types of block reserves
  */
-enum {
+enum btrfs_rsv_type {
        BTRFS_BLOCK_RSV_GLOBAL,
        BTRFS_BLOCK_RSV_DELALLOC,
        BTRFS_BLOCK_RSV_TRANS,
@@ -27,7 +27,8 @@ struct btrfs_block_rsv {
        spinlock_t lock;
        bool full;
        bool failfast;
-       unsigned short type;
+       /* Block reserve type, one of BTRFS_BLOCK_RSV_* */
+       enum btrfs_rsv_type type:8;
 
        /*
         * Qgroup equivalent for @size @reserved
@@ -49,13 +50,13 @@ struct btrfs_block_rsv {
        u64 qgroup_rsv_reserved;
 };
 
-void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, unsigned short type);
+void btrfs_init_block_rsv(struct btrfs_block_rsv *rsv, enum btrfs_rsv_type type);
 void btrfs_init_root_block_rsv(struct btrfs_root *root);
 struct btrfs_block_rsv *btrfs_alloc_block_rsv(struct btrfs_fs_info *fs_info,
-                                             unsigned short type);
+                                             enum btrfs_rsv_type type);
 void btrfs_init_metadata_block_rsv(struct btrfs_fs_info *fs_info,
                                   struct btrfs_block_rsv *rsv,
-                                  unsigned short type);
+                                  enum btrfs_rsv_type type);
 void btrfs_free_block_rsv(struct btrfs_fs_info *fs_info,
                          struct btrfs_block_rsv *rsv);
 int btrfs_block_rsv_add(struct btrfs_fs_info *fs_info,