[libvirt] [PATCH] fix driver lost after detached a node device

Jiri Denemark jdenemar at redhat.com
Thu Jan 16 09:40:49 UTC 2014

On Thu, Jan 16, 2014 at 16:59:50 +0800, Jincheng Miao wrote:
> If nodedev-detach with '--driver', it does not check whether host
> currentlly supports vfio passthrough. That will cause the detached
> node device failed to bind to vfio driver when iommu is off:
> "kernel: vfio-pci: probe of 0000:01:00.0 failed with error -22"
> https://bugzilla.redhat.com/show_bug.cgi?id=1046919
> So it should check passthrough support before set stub driver.

Thanks, I'll include a polished version of this patch in my series
fixing bug 1046919.


More information about the libvir-list mailing list