[CentOS] /var/log/message file "nmhs ...."???

Wed Jan 6 09:46:29 UTC 2010
John Doe <jdmls at yahoo.com>

From: mcclnx mcc <mcclnx at yahoo.com.tw>
> We have CENTOS 5.4 X86_64 on DELL server.  This server havs been run 5 months no 
> special message.
> Recently I found /var/log/messages file have following message pop-up:
> Jan  5 15:14:19 ORA1 kernel: program nmhs is using a deprecated SCSI ioctl, 
> please convert it to SG_IO
> Jan  5 15:14:19 ORA1 last message repeated 29 times
> Does anyone know what it mean?