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xen-devel
RE: [Xen-devel] [PATCH] iomem: Prevent Dom0 pci bus from allocating RAM
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To: |
Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx> |
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Subject: |
RE: [Xen-devel] [PATCH] iomem: Prevent Dom0 pci bus from allocating RAM as I/O space |
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From: |
"Li, Xin" <xin.li@xxxxxxxxx> |
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Date: |
Tue, 22 Feb 2011 12:55:19 +0800 |
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Accept-language: |
zh-CN, en-US |
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zh-CN, en-US |
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Cc: |
xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, "Dong, Eddie" <eddie.dong@xxxxxxxxx>, "Zhang, Fengzhe" <fengzhe.zhang@xxxxxxxxx> |
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Delivery-date: |
Mon, 21 Feb 2011 20:57:22 -0800 |
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<20110221192032.GC5041@xxxxxxxxxxxx> |
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References: |
<1A42CE6F5F474C41B63392A5F80372B2335E978C@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20110218220558.GA18213@xxxxxxxxxxxx> <4D6121B6.2060109@xxxxxxxxx> <FC2FB65B4D919844ADE4BE3C2BB739AD36B1ED05@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20110221192032.GC5041@xxxxxxxxxxxx> |
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AcvR/G+dIzHJCUyeSnKaO6/uBYEgHQAUC3FA |
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Thread-topic: |
[Xen-devel] [PATCH] iomem: Prevent Dom0 pci bus from allocating RAM as I/O space |
> Fengzhe's solution works fine. I've tested it on a box with G33 chipset and
> it makes
> the boot
> problem disappear (if I set dom0_mem=1500MB I would hit this, otherwise it
> booted fined).
>
> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
>
>
> > I don't know if I missed something important here, please correct me if you
> > find
> any.
> >
> > Also any other proposals?
>
> Also sticking this patch for 2.6.38-rc5 train.
>
> I am going to rename the title of the patch to
>
> "xen/setup: Inhibit resource API from using System RAM E820 gaps as PCI mem
> gaps."
>
> and expand the description with snippets from this discussion.
>
> Thank you for tracking this bug down and proposing a patch.
That is great, thanks a lot for your help :)
-Xin
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