On Wed, Jun 15, 2022 at 01:26:27PM +0200, Juergen Gross wrote:
On 15.06.22 13:24, Christoph Hellwig wrote:
I don't think this command line mess is a good idea. Instead the
brand new grant devices need to be properly advertised in the device
tree, and any device that isn't a grant device doesn't need
VIRTIO_F_ACCESS_PLATFORM. No need for a command line or user
intervention.
And on x86?
ACPI tables or whatever mechanism you otherwise use to advertise grant
based DMA. But that is irrelevant for now, as the code in mainline
only supports DT on arm/arm64 anyay.
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