Re: [PATCH v10 3/4] dtc: Plugin and fixup support

[David Gibson <david-xT8FGy+AXnRB3Ne2BGzF6laj5H9X9Tb+@public.gmane.org>]

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On Mon, Nov 28, 2016 at 12:24:20PM +0000, Phil Elwell wrote:
> On 28/11/2016 12:10, Pantelis Antoniou wrote:
> > For plugins we need the __symbols__ node to support stacked overlays, i.e.
> > overlays referring label that were introduced by a previous overlay.
> Although it is arguably useful to be able to refer to symbols created by
> one overlay from within another, do we really want all symbols to be
> global? Isn't there a call for a new syntax or usage pattern to indicate
> either that a symbol should be local to the overlay or, my preferred
> option, global?

So, this is back to a design question about the overlay format.  As
noted in the initial discussions about possible "connector" formats, I
think we will want some sort of local symbols.  But the current
overlay format with all global symbols is out there and we need to
support it.

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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