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Re: [Xen-devel] LSI SAS2008 Option Rom Failure

On Thu, 2012-07-19 at 12:31 +0100, Anthony PERARD wrote:
> On 19/07/12 12:07, Ian Campbell wrote:
> > On Thu, 2012-07-19 at 11:57 +0100, Anthony PERARD wrote:
> >> On 19/07/12 08:22, Ian Campbell wrote:
> >>> David also previous tried our branch of upstream qemu and had problems
> >>> there too -- I thought we'd backported the basic PCI passthrough support
> >>> but he was seeing
> >>>           libxl: error: libxl_qmp.c:288:qmp_handle_error_response:
> >>>           received an
> >>>           error message from QMP server: Parameter 'driver' expects a
> >>>           driver
> >>>           name
> >>> (see upthread for more details)
> >>
> >> This is because the pci passthrough is not compiled in QEMU. I could
> >> maybe try to improve this error message.
> >
> > Should this be enabled in our build system and/or referenced in the
> > wiki?
> This should not be needed as it is enable by default if possible. But I 
> don't know what went wrong here :(.

Missing dependency? e.g. libpci-devel?

> Otherwise, to be sure that pci passthrough is compiled in, use the 
> --enable-xen-pci-passthrough configure option.

We should enable this option in our build system so that we get a
consistent set of features not dependent on the vagaries of the
underlying system. If there are libraries which we require we should
check for them in out configure script.



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