Re: [Scst-devel] How to respond to scst_user op_flags not valid

[Bart V. A. <bva...@ac...>]

On 6/10/19 12:28 AM, Rob Turk wrote:
> When my user mode software receives SCST_USER_PARSE, it processes the 
> data as described in the scst_user_spec.pdf manual. One of the fields is 
> cmd->op_flags which has a SCST_INFO_VALID flag bit, which is almost 
> always set.
> 
> When my tape emulator software receives a SCSI Set Capacity command 
> (SCSI command 0x0b), the SCST_INFO_VALID bit is not set. What are the 
> proper steps to set up a valid response from this situation?

Hi Rob,

I think that adding support for the Set Capacity command requires to add 
an entry to the scst_scsi_op_table[] array in scst_lib.c. A patch that 
adds Set Capacity command support would be welcome.

Thanks,

Bart.