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DateWed, 26 Mar 2008 14:54:58 +0100
FromIngo Molnar <>
Subject[patch] pci: revert "PCI: remove transparent bridge sizing"
* Ivan Kokshaysky <ink@jurassic.park.msu.ru> wrote:

> Thomas, can you put CONFIG_RESOURCES_64BIT=y back and either revert 
> commit 8fa5913d54f3b1e09948e6a0db34da887e05ff1f, or just comment out 
> these two lines in drivers/pci/setup-bus.c:
> 
> 		if (bus->self->transparent)
> 			break;
> 
> and check if it helps?

alternatively, try x86.git/latest which has the revert below included.

	Ingo

------------------>
Subject: pci: revert "PCI: remove transparent bridge sizing"
From: Ingo Molnar <mingo@elte.hu>
Date: Wed Mar 26 14:38:07 CET 2008
revert commit 8fa5913d54f3b1e09948e6a0db34da887e05ff1f as it is wrong.

Requested by Ivan Kokshaysky.

Signed-off-by-if-Thomas-reports-success: Ingo Molnar <mingo@elte.hu>
---
 drivers/pci/setup-bus.c |    5 -----
 1 file changed, 5 deletions(-)
Index: linux-x86.q/drivers/pci/setup-bus.c
===================================================================
--- linux-x86.q.orig/drivers/pci/setup-bus.c
+++ linux-x86.q/drivers/pci/setup-bus.c
@@ -486,12 +486,7 @@ void __ref pci_bus_size_bridges(struct p
 		break;
 
 	case PCI_CLASS_BRIDGE_PCI:
-		/* don't size subtractive decoding (transparent)
-		 * PCI-to-PCI bridges */
-		if (bus->self->transparent)
-			break;
 		pci_bridge_check_ranges(bus);
-		/* fall through */
 	default:
 		pbus_size_io(bus);
 		/* If the bridge supports prefetchable range, size it
--
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