Re: [Xen-devel] [RFC][PATCH 08/13] tools: extend xc_assign_device() to support rdm reservation policy

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 10.04.15 at 11:21, <tiejun.chen@xxxxxxxxx> wrote:
> --- a/tools/libxc/xc_domain.c
> +++ b/tools/libxc/xc_domain.c
> @@ -1654,13 +1654,15 @@ int xc_domain_setdebugging(xc_interface *xch,
>  int xc_assign_device(
>      xc_interface *xch,
>      uint32_t domid,
> -    uint32_t machine_sbdf)
> +    uint32_t machine_sbdf,
> +    uint32_t flag)
>  {
>      DECLARE_DOMCTL;
>  
>      domctl.cmd = XEN_DOMCTL_assign_device;
>      domctl.domain = domid;
>      domctl.u.assign_device.machine_sbdf = machine_sbdf;
> +    domctl.u.assign_device.sbdf_flag = flag;

The previous patch needs to initialize this field, in order to not pass
random input to the hypervisor. Using the ..._TRY value here
intermediately (until this patch gets applied) would seem the right
approach.

Jan


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