Tools: Add libxc wrapper for p2m audit domctl

Signed-off-by: Andres Lagar-Cavilla <andres@lagarcavilla.org>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
Committed-by: Tim Deegan <tim@xen.org>

1 files changed, 27 insertions, 0 deletions

diff --git a/tools/libxc/xenctrl.h b/tools/libxc/xenctrl.h
index ad94f46b9d..9e2a4373f4 100644
--- a/tools/libxc/xenctrl.h
+++ b/tools/libxc/xenctrl.h
@@ -712,6 +712,33 @@ int xc_domain_setdebugging(xc_interface *xch,
                            unsigned int enable);
 
 /**
+ * This function audits the (top level) p2m of a domain 
+ * and returns the different error counts, if any.
+ *
+ * @parm xch a handle to an open hypervisor interface
+ * @parm domid the domain id whose top level p2m we 
+ *       want to audit
+ * @parm orphans_debug count of m2p entries for valid
+ *       domain pages containing a debug value
+ * @parm orphans_invalid count of m2p entries for valid
+ *       domain pages containing an invalid value
+ * @parm m2p_bad count of m2p entries mismatching the
+ *       associated p2m entry for this domain
+ * @parm p2m_bad count of p2m entries for this domain
+ *       mismatching the associated m2p entry
+ * return 0 on success, -1 on failure
+ * errno values on failure include: 
+ *          -ENOSYS: not implemented
+ *          -EFAULT: could not copy results back to guest
+ */
+int xc_domain_p2m_audit(xc_interface *xch,
+				        uint32_t domid,
+                        uint64_t *orphans_debug,
+                        uint64_t *orphans_invalid,
+                        uint64_t *m2p_bad,   
+                        uint64_t *p2m_bad);
+
+/**
  * This function sets or clears the requirement that an access memory
  * event listener is required on the domain.
  *