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Date: Mon, 22 Jun 2009 07:48:35 +0300
Message-ID: <84144f020906212148y77a05be6k8f96beb3cf31da2b@mail.gmail.com>
Subject: Re: Badness on the Warp
From: Pekka Enberg <penberg@cs.helsinki.fi>
To: Sean MacLennan <smaclennan@pikatech.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
       Frans Pop <elendil@planet.nl>, linuxppc-dev@ozlabs.org,
       linux-kernel@vger.kernel.org,
       David Gibson <david@gibson.dropbear.id.au>,
       Paul Mackerras <paulus@samba.org>
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Hi Sean,

On Mon, Jun 22, 2009 at 1:36 AM, Sean MacLennan<smaclennan@pikatech.com> wrote:
> On Mon, 22 Jun 2009 08:25:04 +1000
> Benjamin Herrenschmidt <benh@kernel.crashing.org> wrote:
>
>> Right, our interrupt controllers need those fixes, they are low
>> on my priority list since it's a reasonably harmless warning and I'm
>> still chasing some actual breakage (though maybe not directly related
>> to your patches).
>>
>> Kumar already submitted a couple, Frans, feel free to beat me
>> at converting UIC (just use kmalloc directly in there instead
>> of alloc_bootmem).
>
> I can make the changes to UIC if you want. They badness is harmless (it
> ends up calling kzalloc anyway), but hard to explain to our PV (Product
> Verification) department that they can ignore what looks like a crash ;)

Right. We can also wrap the WARN_ON() in CONFIG_DEBUG_BOOTMEM or
something too but I'd prefer a proper fix here.

                                   Pekka
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