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Re: [Qemu-devel] [PATCH v5 2/2] x86_iommu: check if machine has PCI bus
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From: |
Eduardo Habkost |
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Subject: |
Re: [Qemu-devel] [PATCH v5 2/2] x86_iommu: check if machine has PCI bus |
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Date: |
Tue, 19 Sep 2017 12:01:25 -0300 |
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User-agent: |
Mutt/1.8.3 (2017-05-23) |
On Tue, Sep 19, 2017 at 04:51:22PM +0200, Mohammed Gamal wrote:
> Starting qemu with
> qemu-system-x86_64 -S -M isapc -device {amd|intel}-iommu
> leads to a segfault. The code assume PCI bus is present and
> tries to access the bus structure without checking.
>
> Since Intel VT-d and AMDVI should only work with PCI, add a
> check for PCI bus and return error if not present.
>
> Signed-off-by: Mohammed Gamal <address@hidden>
When resubmitting patches without changes, please keep/add the
Reviewed-by lines from previous patch versions.
Reviewed-by: Eduardo Habkost <address@hidden>
--
Eduardo