xsm: add remote_remap permission

The mmu_update hypercall can be used to manipulate the page tables of
a remote domain. Add a check for this in the XSM hook in addition to
the existing check on mapping pages of a remote domain.

Signed-off-by: Daniel De Graaf <dgdegra@tycho.nsa.gov>

1 files changed, 2 insertions, 2 deletions

diff --git a/xen/xsm/dummy.c b/xen/xsm/dummy.c
index d6f2da023f..7066dfb5b1 100644
--- a/xen/xsm/dummy.c
+++ b/xen/xsm/dummy.c
@@ -399,8 +399,8 @@ static int dummy_domain_memory_map (struct domain *d)
     return 0;
 }
 
-static int dummy_mmu_normal_update (struct domain *d, struct domain *f, 
-                                                                intpte_t fpte)
+static int dummy_mmu_normal_update (struct domain *d, struct domain *t,
+                                    struct domain *f, intpte_t fpte)
 {
     return 0;
 }