Functionality of extended file system:
- Test directory support.
1 dir-mkdir
-2 dir-mk-vine
3 dir-mk-tree
1 dir-rmdir
-2 dir-rm-vine
3 dir-rm-tree
-1 dir-lsdir
+5 dir-vine
- Test file growth.
1 grow-create
1 grow-seq-sm
-2 grow-seq-lg
-2 grow-sparse
+3 grow-seq-lg
+3 grow-sparse
3 grow-two-files
1 grow-tell
1 grow-file-size
1 grow-root-lg
- Test writing from multiple processes.
-3 syn-rw
+5 syn-rw