[Xen-devel] [PATCH 4/4] xen: VKI_XENMEM_get_sharing_{freed, shared}_pages hypercall

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

These hypercalls take no parameters and their return value is stright from the
ioctl() on privcmd.  There are no memory read/writes.

Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
---
 coregrind/m_syswrap/syswrap-xen.c |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/coregrind/m_syswrap/syswrap-xen.c 
b/coregrind/m_syswrap/syswrap-xen.c
index 8a0196f..ce300e8 100644
--- a/coregrind/m_syswrap/syswrap-xen.c
+++ b/coregrind/m_syswrap/syswrap-xen.c
@@ -152,6 +152,10 @@ PRE(memory_op)
       break;
    }
 
+   case VKI_XENMEM_get_sharing_freed_pages:
+   case VKI_XENMEM_get_sharing_shared_pages:
+      break;
+
    default:
       bad_subop(tid, layout, arrghs, status, flags,
                 "__HYPERVISOR_memory_op", ARG1);
@@ -672,6 +676,11 @@ POST(memory_op)
                      sizeof(vki_xen_pfn_t) * memory_reservation->nr_extents);
       break;
    }
+
+   case VKI_XENMEM_get_sharing_freed_pages:
+   case VKI_XENMEM_get_sharing_shared_pages:
+       /* No outputs */
+       break;
    }
 }
 
-- 
1.7.2.5


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