linux-kernel - Re: [PATCH] PCI: Clear bridge MEM_64 flag if one child does not support it

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Message-ID: <CAE9FiQWPGLwQsz5HtW7r0Lrk4DMqfhbmk=ohcBWtWqXAN3mEZw@mail.gmail.com>
Date:	Tue, 9 Dec 2014 11:42:50 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Marek Kordík <kordikmarek@...il.com>
Cc:	Wei Yang <weiyang@...ux.vnet.ibm.com>,
	Alexey Voronkov <zermond@...il.com>,
	Gavin Shan <gwshan@...ux.vnet.ibm.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] PCI: Clear bridge MEM_64 flag if one child does not
 support it

On Tue, Dec 9, 2014 at 10:22 AM, Bjorn Helgaas <bhelgaas@...gle.com> wrote:
> On Tue, Dec 9, 2014 at 11:07 AM, Marek Kordík <kordikmarek@...il.com> wrote:
>> I have built and booted your branch and it works well. Do you want me to
>> attach some logs?
>> (I am new here and I have read http://www.tux.org/lkml/ and I don't want to
>> break some rules for attachment size)

Hi Marek,

Can you run some graphics benchmark program to check the performance
between
1.

git://git.kernel.org/pub/scm/linux/kernel/git/yinghai/linux-yinghai.git
 branch: for-pci-allocate-fit-3.18

2.
v 3.18 + clear mmio64 flags when children device does not support it

Thanks

Yinghai
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