linux-kernel - Re: [PATCH v4 4/5] PCI: Try best to allocate pref mmio 64bit above 4g

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Message-ID: <CAE9FiQV8kJZz0oaiZOvfWce_bu+8nZB2Qtw7KjLeASTkwUrjug@mail.gmail.com>
Date:	Mon, 16 Dec 2013 16:36:32 -0800
From:	Yinghai Lu <yinghai@...nel.org>
To:	Guo Chao <yan@...ux.vnet.ibm.com>
Cc:	Bjorn Helgaas <bhelgaas@...gle.com>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 4/5] PCI: Try best to allocate pref mmio 64bit above 4g

On Mon, Dec 16, 2013 at 1:36 PM, Yinghai Lu <yinghai@...nel.org> wrote:
> On Mon, Dec 16, 2013 at 10:13 AM, Yinghai Lu <yinghai@...nel.org> wrote:
>>>
>>> 64-bit non-prefetchable BARs are missed from caculation in the scheme,
>>> causing assign failed eventually.

>>>
>>> Will you figure out a better way to cover them or just add a 'type3' parameter?
>
> Looks like we have add type3 for that case.

please check attached delta patch.

Thanks

Yinghai

View attachment "pref_mem_64_only_fix_non_pref.patch" of type "text/x-patch" (3625 bytes)