On Tue, Dec 23, 2008 at 6:45 PM, Dale Ghent <[email protected]> wrote:

> On Dec 23, 2008, at 11:39 AM, Dale Ghent wrote:
>
> > So it's the ZFS boot block in this case that get and process the -Z,
> > not the OBP itself. The OBP by design has no carnal knowledge on this
> > level.
>
> Let me clarify myself here - the boot block itself may not always
> process any arguments passed to it from the OBP 'boot' command. In the
> case of the -Z flag, I'm sure it does because it needs to start
> executing the kernel from the right BE.
>
> But it also passed these flags on to the kernel its booting, so that
> the kernel knows it. That's how a 'boot -s' from the OBP eventually
> manifests in init(1) knowing that you desire single-user mode, and in
> this case the chosen BE, and so on.
>


Correct.



-- 
Any sufficiently advanced technology is indistinguishable from magic.
   Arthur C. Clarke

My blog: http://initialprogramload.blogspot.com
_______________________________________________
sysadmin-discuss mailing list
[email protected]
http://mail.opensolaris.org/mailman/listinfo/sysadmin-discuss

Reply via email to