Re: [Qemu-devel] [PATCH v4 3/3] x86_iommu: check if machine has PCI bus

[Eduardo Habkost]

On Mon, Sep 18, 2017 at 04:37:50PM +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>

Reviewed-by: Eduardo Habkost <address@hidden>

-- 
Eduardo