diff --git a/fs/btrfs/space-info.c b/fs/btrfs/space-info.c
index 3f08e450f796..857e4fd2c77e 100644
--- a/fs/btrfs/space-info.c
+++ b/fs/btrfs/space-info.c
@@ -606,22 +606,6 @@ do {									\
 	spin_unlock(&__rsv->lock);					\
 } while (0)
 
-static const char *space_info_flag_to_str(const struct btrfs_space_info *space_info)
-{
-	switch (space_info->flags) {
-	case BTRFS_BLOCK_GROUP_SYSTEM:
-		return "SYSTEM";
-	case BTRFS_BLOCK_GROUP_METADATA | BTRFS_BLOCK_GROUP_DATA:
-		return "DATA+METADATA";
-	case BTRFS_BLOCK_GROUP_DATA:
-		return "DATA";
-	case BTRFS_BLOCK_GROUP_METADATA:
-		return "METADATA";
-	default:
-		return "UNKNOWN";
-	}
-}
-
 static void dump_global_block_rsv(struct btrfs_fs_info *fs_info)
 {
 	DUMP_BLOCK_RSV(fs_info, global_block_rsv);
@@ -634,7 +618,7 @@ static void dump_global_block_rsv(struct btrfs_fs_info *fs_info)
 static void __btrfs_dump_space_info(const struct btrfs_space_info *info)
 {
 	const struct btrfs_fs_info *fs_info = info->fs_info;
-	const char *flag_str = space_info_flag_to_str(info);
+	const char *flag_str = btrfs_space_info_type_str(info);
 	lockdep_assert_held(&info->lock);
 
 	/* The free space could be negative in case of overcommit */
diff --git a/fs/btrfs/space-info.h b/fs/btrfs/space-info.h
index 446c0614ad4a..0703f24b23f7 100644
--- a/fs/btrfs/space-info.h
+++ b/fs/btrfs/space-info.h
@@ -307,4 +307,20 @@ 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);
 
+static inline const char *btrfs_space_info_type_str(const struct btrfs_space_info *space_info)
+{
+	switch (space_info->flags) {
+	case BTRFS_BLOCK_GROUP_SYSTEM:
+		return "SYSTEM";
+	case BTRFS_BLOCK_GROUP_METADATA | BTRFS_BLOCK_GROUP_DATA:
+		return "DATA+METADATA";
+	case BTRFS_BLOCK_GROUP_DATA:
+		return "DATA";
+	case BTRFS_BLOCK_GROUP_METADATA:
+		return "METADATA";
+	default:
+		return "UNKNOWN";
+	}
+}
+
 #endif /* BTRFS_SPACE_INFO_H */