Re: [RFC PATCH 40/77] dtc: Introduce dti_get_node_by_path()

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On Mon, Jan 19, 2026 at 04:52:44PM +0100, Herve Codina wrote:
> Hi David,
>=20
> On Thu, 15 Jan 2026 17:47:29 +1100
> David Gibson <[email protected]> wrote:
>=20
> > On Mon, Jan 12, 2026 at 03:19:30PM +0100, Herve Codina wrote:
> > > The future introduction of orphan nodes for addons device-tree will l=
ead
> > > to more than one tree in the addons data. Those trees will be:
> > >   - the classical root tree starting at the root node
> > >   - trees related to orphan nodes =20
> >=20
> > This doesn't make sense to me.  The new function still just takes a
> > single path, nothing to specify which tree that path is looked up in.
> >=20
> > You can probably guarantee that labels and phandles are unique across
> > all the trees.  Not paths, though.
> >=20
>=20
> Paths can be unique across all trees. The tree needs to be indicated in t=
he
> path. Starting by '/' is the root tree.

Oh, ok.  That wasn't clear from this patch, and I must have missed it
in my cursory look at the later patches.  I had the mistaken
impression this just looked for the same path in each orphan tree.

> For orphans, I proposed "$<orphan_name>/<path>" in patch 64 introducing
> references by path for orphan nodes and so, for orphan trees.
>=20
> Best regards,
> Herv=E9
>=20

--=20
David Gibson (he or they)	| 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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