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Subject: Re: [PATCH 12/15] powerpc: Do not use op_model_cell under LPAR
From: Michael Ellerman <michael@ellerman.id.au>
To: Arnd Bergmann <arnd@arndb.de>
In-Reply-To: <200612122055.59698.arnd@arndb.de>
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Date: Wed, 13 Dec 2006 09:51:11 +1100
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On Tue, 2006-12-12 at 20:55 +0100, Arnd Bergmann wrote:
> On Tuesday 12 December 2006 05:13, Michael Ellerman wrote:
> >   On Tue, 2006-12-12 at 13:02 +0900, Ishizaki Kou wrote:
> > > op_model_cell supports native Cell processor. Under LPAR environment,
> > > it cannot work.
> > >=20
> > > Signed-off-by: Kou Ishizaki <kou.ishizaki.co.jp>
>=20
> Acked-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
>=20
> >=20
> > Is FW_FEATURE_LPAR is the right switch to use here, I'm not sure.
>=20
> Yes, I think it is. The code accesses I/O memory areas that can not
> work under any hypervisor, so FW_FEATURE_LPAR makes perfect sense
> to me.

Yeah it's good enough.

But to be pedantic, P (LPAR) implies Q (HV), but !P does not imply !Q :)

cheers

--=20
Michael Ellerman
OzLabs, IBM Australia Development Lab

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person

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