netdev - Re: XFRM structures binary compability

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Message-ID: <20090117112707.GA7673@gondor.apana.org.au>
Date:	Sat, 17 Jan 2009 22:27:07 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Jiri Klimes <klimes@...trum.cz>
Cc:	davem@...emloft.net, kaber@...sh.net, netdev@...r.kernel.org
Subject: Re: XFRM structures binary compability

Jiri Klimes <klimes@...trum.cz> wrote:
>
> I see no solution to obtain 32/64-bit compatibility without impacting anybody :-(

We could create new requests, e.g. NEWSA2 that can then take
a properly designed structure which is invariant.

After that we can migrate the applications across.

Of course for all new structures we should be doubly sure that
they're all invariant to prevent this from happening again.

Cheers,
-- 
Visit Openswan at http://www.openswan.org/
Email: Herbert Xu ~{PmV>HI~} <herbert@...dor.apana.org.au>
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