x86: double check the multi root bus with fam10h mmconf

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some bioses give same range to mmconf for fam10h msr, and mmio for node/link.

fam10h msr will overide mmio for node/link.
so we can not assign range to devices under node/link for unassigned resources.

this patch will take range out from the mmio for node/link

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

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Yinghai Lu 2008-03-06 01:15:31 -08:00 • committed by Ingo Molnar

parent 30a18d6c3f

commit 6e184f299d

1 changed files with 82 additions and 2 deletions

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arch/x86/pci/k8-bus_64.c

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