Re: [PATCH 2/2] scsi: add scsi trace core function and put trace points

Christoph Hellwig
2010-01-20T08:38:23Z

On Wed, Jan 20, 2010 at 02:58:34AM -0500, Martin K. Petersen wrote:
> >>>>> "Kei" == Kei Tokunaga <tokunaga.keiich@jp.fujitsu.com> writes:
>
> + TP_printk("host_no=%u channel=%u id=%u lun=%u cmnd=(%s %s raw=%s) "
> ^^^^^^^^^^
>
> I'm not sure anybody cares about channels in this millennium so that may
> be a waste of space.

IT;s still used for adressing things internally. E.g. in sas we
typically map ports to them.