[dpdk-dev] [PATCH 00/10] igb_uio patches
Stephen Hemminger
stephen at networkplumber.org
Tue Jun 10 22:49:02 CEST 2014
On Tue, 10 Jun 2014 19:26:08 +0000
"Carew, Alan" <alan.carew at intel.com> wrote:
> A question then, how does uio_pci_generic handle interrupt modes in terms of userspace interface when determining the configured interrupt mode?
uio_pci_generic only handles INTX disable, and nothing else. It doesn't do MSI
or allow IRQ control.
Also, it doesn't do iomap of resources, so theoretically if IOMMU is enabled
userspace would still not be able to access the resources.
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