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Re: [Xen-devel] [RFC][v2][PATCH 07/14] xen/passthrough: extend hypercall to support rdm reservation policy



Hi,

On 22/05/2015 10:35, Tiejun Chen wrote:
diff --git a/xen/include/public/domctl.h b/xen/include/public/domctl.h
index 0c0ea4a..203c80e 100644
--- a/xen/include/public/domctl.h
+++ b/xen/include/public/domctl.h
@@ -499,6 +499,11 @@ struct xen_domctl_assign_device {
              XEN_GUEST_HANDLE_64(char) path; /* path to the device tree node */
          } dt;
      } u;
+    /* IN */
+#define XEN_DOMCTL_DEV_NO_RDM           0
+#define XEN_DOMCTL_DEV_RDM_RELAXED      1
+#define XEN_DOMCTL_DEV_RDM_STRICT       2
+    uint32_t  flag;   /* flag of assigned device */

You don't plumb this value for DT neither in the toolstack (see xc_assign_dt_device) and Xen. Please add a comment saying it's only used by PCI and/or the value should always be XEN_DOMCTL_DEV_NO_RDM for DT.

Regards,

--
--
Julien Grall

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