Messages in this thread | | | From | David Mosberger <> | Date | Thu, 19 Dec 2002 18:27:17 -0800 | Subject | Re: PATCH 2.5.x disable BAR when sizing |
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>>>>> 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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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