FC4: tape ide problem

[Craig Goodyear]

Dario Lesca wrote:
> Hi, I have upgrade a server with a SONY IDE TAPE from RedHat 7.3 (kernel
> 2.4.*) to FC4 (kernel 2.6.13-*) and the ide tape not work.
> 
> I have load the ide-scsi module (via grub with hdd=ide-scsi) and I use
> the /dev/st0 device.
> 
> When the modules is load the tape is detect.
> The 'mt -f /dev/st0 status' works.
> The 'tar tvf /dev/st0' works (with a old tape, write from rh7.3).
> The 'tar cvf /dev/st0 /etc' DOES NOT WORK, the command seems to be
> stopped and tape not work
> 
> Is this a common issue?
> I must pass some parameter to ide-scsi modules?
> 
> Now I have install FC1 in order to use the ide tape ... and the tape
> work properly.
> 
> Please tell me some suggest.
> 
> Many thanks.

I have the same problem, see my bugzilla entry:

https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=150335

The only work around I have found is to turn off DMA for the tape drive.

Craig