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Re: st(4) and mt eom
Hi Jon !
As I wrote, extending MTIO ioctls to support more mt commands is not a
real issue (e. g. add access to the LOCATE command). We just need to
decide which features are useful to support and find the time to
For Bacula it wouldn't help right now, thus the EOM code needs fixing.
There are also some other things that are useful to add to the SCSI
subsystem like acquiring timeout information from the device to avoid
early device resets while the drive is still fighting with its servo
errors (just happened to me with a bad LTO7 drive). I have that update
currently sitting in my tree.
On 03/21/19 04:27, John Nemeth wrote:
On Mar 20, 8:08pm, Frank Kardel wrote:
} This seems to be a long standing deficiency of the driver. Looking at
} the SCSI spec it is recommended to issue a READ POSITION command
I did read a book about SCSI sometime ago, so I have a good
overview of CCBs and the protocol, but it has been some time since
I've looked at it in any depth. And, although I've made minor
changes to our SCSI code, I can't say that I know it in any depth.
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