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[Xen-devel] [PATCH 07/18] arch/x86: add missing XSM checks to XENPF_ commands



Signed-off-by: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
---
 tools/flask/policy/policy/modules/xen/xen.te | 4 ++--
 xen/arch/x86/platform_hypercall.c            | 8 ++++++++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/tools/flask/policy/policy/modules/xen/xen.te 
b/tools/flask/policy/policy/modules/xen/xen.te
index 40c4c0a..1162153 100644
--- a/tools/flask/policy/policy/modules/xen/xen.te
+++ b/tools/flask/policy/policy/modules/xen/xen.te
@@ -53,8 +53,8 @@ type device_t, resource_type;
 #
 
################################################################################
 allow dom0_t xen_t:xen { kexec readapic writeapic mtrr_read mtrr_add mtrr_del
-       scheduler physinfo heap quirk readconsole writeconsole settime
-       microcode cpupool_op sched_op };
+       scheduler physinfo heap quirk readconsole writeconsole settime 
getcpuinfo
+       microcode cpupool_op sched_op pm_op };
 allow dom0_t xen_t:mmu { memorymap };
 allow dom0_t security_t:security { check_context compute_av compute_create
        compute_member load_policy compute_relabel compute_user setenforce
diff --git a/xen/arch/x86/platform_hypercall.c 
b/xen/arch/x86/platform_hypercall.c
index 88880b0..c049db7 100644
--- a/xen/arch/x86/platform_hypercall.c
+++ b/xen/arch/x86/platform_hypercall.c
@@ -501,6 +501,10 @@ ret_t do_platform_op(XEN_GUEST_HANDLE(xen_platform_op_t) 
u_xenpf_op)
     {
         struct xenpf_pcpu_version *ver = &op->u.pcpu_version;
 
+        ret = xsm_getcpuinfo();
+        if ( ret )
+            break;
+
         if ( !get_cpu_maps() )
         {
             ret = -EBUSY;
@@ -618,6 +622,10 @@ ret_t do_platform_op(XEN_GUEST_HANDLE(xen_platform_op_t) 
u_xenpf_op)
     {
         uint32_t idle_nums;
 
+        ret = xsm_pm_op();
+        if ( ret )
+            break;
+
         switch(op->u.core_parking.type)
         {
         case XEN_CORE_PARKING_SET:
-- 
1.7.11.2


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