Re: [PATCH 1/1] qemu: Use pci_bus to identify multi-smmuv3 model

[Ján Tomko via Devel]

On a Thursday in 2025, Nathan Chen via Devel wrote:

On 12/2/2025 11:59 AM, Nathan Chen wrote:

Use presence of non-negative pci_bus to identify multi-smmuv3
IOMMU model, instead of the niommus attribute. This allows for
specifying a single arm-smmuv3 on the qemu command line,
instead of both the virt-machine smmuv3 and arm-smmuv3
being specified at the same time.

Signed-off-by: Nathan Chen<nath...@nvidia.com>

This commit description should also include the following fixes tag.

Fixes: e70c4d54d365 conf: Support multiple device-pluggable smmuv3 IOMMUs

Reviewed-by: Ján Tomko <jto...@redhat.com>

I've also added a test case for this I'll be pushing once the pipeline passes:
https://gitlab.com/janotomko/libvirt/-/pipelines/2197800364

Jano

Thanks,
Nathan

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