pivot_root

[David Jones]

Thanks for the feedback.  I am very new at this and
I'm learning as I go.  I'll go back and try your
suggestions tonight.

Dave

--- Alessandro Rubini <rubini@ar.linux.it> wrote:
> 
> > The bad is that some process is holding the
> ramdisk
> > open so I haven't be able to free it's memory.
> 
> From your script I see a few problems. I may be
> wrong, as
> my experience with pivot_root is not very deep,
> although I've
> used it in an embedded system that runs on tmpfs and
> releases the
> old root (well.... almost). And no, I don't have an
> 820.
> 
> - cardmgr daemonizes and remains alive. I sugges to
> use the "-o" option ro configure existing cards and
> then exit.
> This way I managed to nfs-root the assabet
> development system, whose
> ethernet card is in the compact-flash slot.
> 
> - you don't umount /proc from the initial root
> filesystem. This
> keeps the filesystem busy too.
> 
> - you don't close stdin/out/err in the invoking
> script and
> don't "exec" away from the original process. Here
> I'm most likely wrong, as you probabily exit from
> all processes
> by I didn't understand that.
> 
> /alessandro


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