netdev - Re: XFRM structures binary compability

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Message-Id: <20090126.211441.74826251.davem@davemloft.net>
Date:	Mon, 26 Jan 2009 21:14:41 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	herbert@...dor.apana.org.au
Cc:	klimes@...trum.cz, kaber@...sh.net, netdev@...r.kernel.org
Subject: Re: XFRM structures binary compability

From: Herbert Xu <herbert@...dor.apana.org.au>
Date: Sat, 17 Jan 2009 22:27:07 +1100

> 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.

I don't see anyone rushing to implement this, I guess that shows
how much it matters. :-)

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

And this is true regardless of the above.
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