linux-kernel - Re: [PATCH 2/2] PCI: Only enable realloc auto when root bus has 64bit mmio

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Message-ID: <CAE9FiQX-ZDTOa6fKvHry8XCqPKSLZt8QKYm97cZXJsRNLB9yRg@mail.gmail.com>
Date:	Thu, 25 Sep 2014 11:24:01 -0700
From:	Yinghai Lu <yinghai@...nel.org>
To:	Joseph Salisbury <joseph.salisbury@...onical.com>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: Re: [PATCH 2/2] PCI: Only enable realloc auto when root bus has 64bit mmio

On Thu, Sep 25, 2014 at 11:19 AM, Joseph Salisbury
<joseph.salisbury@...onical.com> wrote:
> On 09/17/2014 03:46 AM, Yinghai Lu wrote:
>> On Tue, Sep 16, 2014 at 3:27 PM, Yinghai Lu <yinghai@...nel.org> wrote:
>>> On Tue, Sep 16, 2014 at 1:21 PM, Joseph Salisbury
>>> <joseph.salisbury@...onical.com> wrote:
>>>> A new bug[0] was opened due to enabling PCI_REALLOC_ENABLE_AUTO, which
>>>> is similar to the original bug[1] we discussed.
>>>>
>>>> Just wondering if there have been any additional ideas on realloc since
>>>> this was last discussed?
>>>>
>>>> [0] http://pad.lv/1363313
>>> So the resource realloc do work as expected. but LSI firmware has some
>>> problem again?
>>>
>>> We may need to add command after the reset the bridge resource.
>> Can you try attached patch?
>>
>> Thanks
>>
>> Yinghai
> Sorry, this message was marked as SPAM for some reason.  Do you still
> want this patch tested?

Yes, Please.

We need special handling for LSI devices.

Thanks

Yinghai
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