fs/btrfs/Makefile

   1
   2 obj-$(CONFIG_BTRFS_FS) := btrfs.o
   3
   4 btrfs-y += super.o ctree.o extent-tree.o print-tree.o root-tree.o dir-item.o \
   5            file-item.o inode-item.o inode-map.o disk-io.o \
   6            transaction.o inode.o file.o tree-defrag.o \
   7            extent_map.o sysfs.o struct-funcs.o xattr.o ordered-data.o \
   8            extent_io.o volumes.o async-thread.o ioctl.o locking.o orphan.o \
   9            ref-cache.o export.o tree-log.o acl.o free-space-cache.o zlib.o \
  10            compression.o delayed-ref.o