If you plan to run the Veritas product with Oracle10g or later, and you have been using Quick I/O files, Symantec recommends that you convert your Quick I/O files to regular files. This should be done after you upgrade.
To convert Quick I/O files to Oracle Disk Manager files
$ /opt/VRTS/bin/qio_getdbfiles -T ora -a
The list is compiled in a file named mkqio.dat.
$ /opt/VRTS/bin/qio_convertdbfiles -T ora -u