[dpdk-dev] [PATCH 00/10] igb_uio patches
Stephen Hemminger
stephen at networkplumber.org
Tue Jun 10 22:47:09 CEST 2014
On Tue, 10 Jun 2014 19:26:08 +0000
"Carew, Alan" <alan.carew at intel.com> wrote:
> One alternative for us is then to take Neil Horman's idea of scanning /sys/bus/pci/devices/<D:B:D.F>/msi_irqs/
> This gives us at least (MSI | MSI-X) | INT-X, however the Virtio specification mentions MSI-X explicitly for determining the correct offset and might not address the underlying problem my patch set was addressing, I have not tried Virtio with MSI.
MSI doesn't work with virtio. pci_enable_msi() returns error. The device
does not report MSI capability.
More information about the dev
mailing list