Re: [PATCH v3 0/3] uio: add MSI/MSI-X support to uio_pci_generic driver

[Michael S. Tsirkin]

> While it is possible that userspace malfunctions and accidentally programs
> MSI incorrectly, the risk is dwarfed by the ability of userspace to program
> DMA incorrectly.

That seems to imply that for the upstream kernel this is not a valid usecase at all.

-- 
MST
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