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Date:	Mon, 25 Dec 2006 13:36:37 +0100
From:	Arjan van de Ven <>
To:	OGAWA Hirofumi <>
Cc:	OGAWA Hirofumi <>,
	Andrew Morton <>,
Subject: Re: [PATCH -mm] MMCONFIG: Fix x86_64 ioremap base_address

> Current workaround is the following (both of linus and -mm),
> 	if (pci_mmcfg_config_num == 1 &&
> 		cfg->pci_segment_group_number == 0 &&
> 		(cfg->start_bus_number | cfg->end_bus_number) == 0)
>                 /* Assume it can access 256M range */
> But, if the system has bus number 0 only, it's a correct table.
> We may need to detect the broken system. blacklist?

or just... not assume 256Mb but assume broken?

if you want to mail me at work (you don't), use arjan (at)
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