Re: trouble with PCI: Call pci_read_bridge_bases() from core instead of arch code

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Subject: Re: trouble with PCI: Call pci_read_bridge_bases() from core instead of arch code
From: Yinghai Lu <yinghai@xxxxxxxxxx>
Date: Mon, 14 Sep 2015 09:05:50 -0700
Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>, "oe5hpm@xxxxxxxxx" <oe5hpm@xxxxxxxxx>, Ralf Baechle <ralf@xxxxxxxxxxxxxx>, "James E.J. Bottomley" <jejb@xxxxxxxxxxxxxxxx>, Michael Ellerman <mpe@xxxxxxxxxxxxxx>, Richard Henderson <rth@xxxxxxxxxxx>, Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>, David Howells <dhowells@xxxxxxxxxx>, Russell King <linux@xxxxxxxxxxxxxxxx>, Tony Luck <tony.luck@xxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Ingo Molnar <mingo@xxxxxxxxxx>, Guenter Roeck <linux@xxxxxxxxxxxx>, Michal Simek <monstr@xxxxxxxxx>, Chris Zankel <chris@xxxxxxxxxx>, "linux-pci@xxxxxxxxxxxxxxx" <linux-pci@xxxxxxxxxxxxxxx>
In-reply-to: <20150914100929.GB18886@red-moon>

On Mon, Sep 14, 2015 at 3:09 AM, Lorenzo Pieralisi
<lorenzo.pieralisi@xxxxxxx> wrote:
> As I said, ARM is not the only platform affected, MIPS and possibly
> Alpha suffer from the same issue and I think it should be fixed
> in core code (I think __pci_bus_size_bridges() should ignore the
> old aperture size on first scan).

We could just revert
dff22d2054b5 (" PCI: Call pci_read_bridge_bases() from core instead of
arch code")
instead.

Yinghai
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  - From: Lorenzo Pieralisi
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- Re: trouble with PCI: Call pci_read_bridge_bases() from core instead of arch code
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