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Date: Tue, 27 Jan 2026 19:59:22 +1100
From: David Gibson <david@gibson.dropbear.id.au>
To: Stefano Brivio <sbrivio@redhat.com>
Subject: Re: [PATCH v2 2/9] ip: Introduce unified multi-address data
 structures
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References: <20260118221612.2115386-1-jmaloy@redhat.com>
 <20260118221612.2115386-3-jmaloy@redhat.com>
 <20260121140205.63e4acbe@elisabeth>
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On Wed, Jan 21, 2026 at 02:02:05PM +0100, Stefano Brivio wrote:
> On Sun, 18 Jan 2026 17:16:05 -0500
> Jon Maloy <jmaloy@redhat.com> wrote:
[snip]
> > +/* Flags for struct inany_addr_entry */
> > +#define INANY_ADDR_CONFIGURED	(1 << 0)	/* User set via -a */
> > +#define INANY_ADDR_HOST	(1 << 1)	/* From host interface */
> > +
> > +/**
> > + * struct inany_addr_entry - Unified IPv4/IPv6 address entry
> > + * @addr:		IPv4 (as mapped) or IPv6 address
> > + * @prefix_len:	Prefix length (0-32 for IPv4, 0-128 for IPv6)
>=20
> This should be 1-32 and 1-128, unless you find a way to make /0
> assignments working (see my comment on 1/9).

Here in the data structure it should still be 0-N.  We can't make use
of a /0 for addresses, but we probably can for routes at some point
later.

--=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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