Re: [Xen-devel] [PATCH 1/2] libxl: Wait until QEMU removed the device before tearing it down

[Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx>]

On 11/14/2014 11:01 AM, Ian Jackson wrote:
> Boris Ostrovsky writes ("Re: [PATCH 1/2] libxl: Wait until QEMU removed the device 
> before tearing it down"):
>
>
> > And I believe we still need part of the second patch --- the one that
> > removes call to xc_domain_irq_permission() for PV guests (after your
> > patch is applied): this call will fail because xc_physdev_unmap_pirq()
> > above it will cause hypervisor to do unmap_domain_pirq()->irq_deny_access()
> What call to xc_physdev_unmap_pirq ?  I see one in the PV path.
(Now with Reply-all, sorry)

At the skip1 label.

The error is:
  [root@ovs105 libxl]# ./xl  pci-detach pvlinux 0000:09:00.1
  libxl: error: libxl_pci.c:1305:do_pci_remove: 
xc_domain_irq_permission irq=17: Invalid argument
  [root@ovs105 libxl]#


Thanks.
-boris



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