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SubjectRe: PATCH 2.5.x disable BAR when sizing
>>>>> On 20 Dec 2002 02:54:28 +0000, Alan Cox <alan@lxorguk.ukuu.org.uk> said:

Alan> On Thu, 2002-12-19 at 21:37, Grant Grundler wrote:
>> Martin, In April 2002, turukawa@icc.melco.co.jp sent a 2.4.x
>> patch to disable BARs while the BARs were being sized. I've
>> "forward ported" this patch to 2.5.x (appended). turukawa's
>> excellent problem description and original posting are here:
>> https://lists.linuxia64.org/archives//linux-ia64/2002-April/003302.html
>>
>> David Mosberger agrees this is an "obvious fix". We've been
>> using this in the ia64 2.4 code stream since about August.

Alan> We've rejected this twice already from different people.

Alan> Nothing says your memory can't be behind the bridge and you
Alan> just turned memory access off. Whoops bang, game over.

Alan> And yes this happens on some PC class systems.

And yet it's OK to remap that memory? That seems unlikely.

--david
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