[Xen-devel] struct xen_add_to_physmap UNION

[Mukesh Rathor <mukesh.rathor@xxxxxxxxxx>]

Hi,

What's the latest on the union of size/foreign_domid. I don't see it
checked in xen unstable. Final decision is to unionize it, right? It
doesn't matter for PVH either way.

+++ b/xen/include/public/memory.h       Thu Oct 11 16:24:47 2012 -0700
@@ -208,14 +208,19 @@ struct xen_add_to_physmap {
     /* Which domain to change the mapping for. */
     domid_t domid;
 
-    /* Number of pages to go through for gmfn_range */
-    uint16_t    size;
+    union {
+        /* Number of pages to go through for gmfn_range */
+        uint16_t    size;
+        /* IFF XENMAPSPACE_gmfn_foreign */
+        domid_t foreign_domid;
+    } u;


thanks,
Mukesh

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