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xen-devel
Re: [Xen-devel] Source of guest-physical address in PCI BAR for HVMdomai
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To: |
"Zulauf, John" <john.zulauf@xxxxxxxxx> |
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Subject: |
Re: [Xen-devel] Source of guest-physical address in PCI BAR for HVMdomain? |
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From: |
Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> |
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Date: |
Tue, 8 Jan 2008 02:13:42 +0000 |
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Cc: |
xen-devel@xxxxxxxxxxxxxxxxxxx, David Stone <unclestoner@xxxxxxxxx>, Philip Kufeldt <pak@xxxxxxxxxxxxx>, Samuel Thibault <samuel.thibault@xxxxxxxxxxxxx> |
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Mon, 07 Jan 2008 18:16:53 -0800 |
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<1a74a8410801040835t5bb40477u128d310f9d1ed201@xxxxxxxxxxxxxx> <C3A7118B.11CA9%Keir.Fraser@xxxxxxxxxxxx> <1a74a8410801071339t1cb6fa5dk43a274f48b3d0242@xxxxxxxxxxxxxx> <BD262A443AD428499D90AF8368C4528DD4F7F7@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> |
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> It is interesting to note that Linux behaves differently that Windows in
> this regard. Windows pays attention to the ASL limits and will not
> exceed them even if less RAM is allocated to the domain. Linux (at
> least as of my last test of this) will reallocate BARs anywhere
> unclaimed.
That may be something that should be looked at on the Linux side rather
than the Xen side ?
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