Re: iSCSI: NOPs should not have a CmdSN

["Matt Wakeley" <matt_wakeley@agilent.com>]

To improve clarity, I suggest wording along the lines of "The CmdSN is
reserved for Non task management immediate commands.  Immediate task
management commands MUST use the next valid CmdSN..."

-Matt

Julian Satran wrote:

>    Commands meant for immediate delivery are marked as such through an
>    immediate delivery flag. They MAY carry any CmdSN. The CmdSN is not
>    advanced for commands marked for immediate delivery.

>    If immediate delivery is used with task management commands, these
>    commands may reach the SCSI target task management before the tasks they
>    are supposed to act upon.  However, their CmdSN is a good reference for
>    what commands the immediate command was supposed to act upon; to achieve
>    this function the task management command MUST be the same CmdSN as that
>    which would have been given to the next non-immediate command.