[Xen-devel] [PATCH v11 07/11] flask: DOMCTL_soft_reset support

[Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>]

Add new soft_reset vector to domain2 class, add it to create_domain
in the default policy.

Signed-off-by: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Acked-by: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
---
Changes since v10:
- None.
---
 tools/flask/policy/policy/modules/xen/xen.if | 2 +-
 xen/xsm/flask/hooks.c                        | 3 +++
 xen/xsm/flask/policy/access_vectors          | 2 ++
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/tools/flask/policy/policy/modules/xen/xen.if 
b/tools/flask/policy/policy/modules/xen/xen.if
index a2f25e1..32dd7b3 100644
--- a/tools/flask/policy/policy/modules/xen/xen.if
+++ b/tools/flask/policy/policy/modules/xen/xen.if
@@ -52,7 +52,7 @@ define(`create_domain_common', `
                        getaffinity setaffinity setvcpuextstate };
        allow $1 $2:domain2 { set_cpuid settsc setscheduler setclaim
                        set_max_evtchn set_vnumainfo get_vnumainfo cacheflush
-                       psr_cmt_op psr_cat_op };
+                       psr_cmt_op psr_cat_op soft_reset };
        allow $1 $2:security check_context;
        allow $1 $2:shadow enable;
        allow $1 $2:mmu { map_read map_write adjust memorymap physmap pinpage 
mmuext_op updatemp };
diff --git a/xen/xsm/flask/hooks.c b/xen/xsm/flask/hooks.c
index 7a4522e..aa37096 100644
--- a/xen/xsm/flask/hooks.c
+++ b/xen/xsm/flask/hooks.c
@@ -738,6 +738,9 @@ static int flask_domctl(struct domain *d, int cmd)
     case XEN_DOMCTL_psr_cat_op:
         return current_has_perm(d, SECCLASS_DOMAIN2, DOMAIN2__PSR_CAT_OP);
 
+    case XEN_DOMCTL_soft_reset:
+        return current_has_perm(d, SECCLASS_DOMAIN2, DOMAIN2__SOFT_RESET);
+
     default:
         printk("flask_domctl: Unknown op %d\n", cmd);
         return -EPERM;
diff --git a/xen/xsm/flask/policy/access_vectors 
b/xen/xsm/flask/policy/access_vectors
index 71495fd..a11c788 100644
--- a/xen/xsm/flask/policy/access_vectors
+++ b/xen/xsm/flask/policy/access_vectors
@@ -232,6 +232,8 @@ class domain2
 # XEN_DOMCTL_monitor_op
 # XEN_DOMCTL_vm_event_op
     vm_event
+# XEN_DOMCTL_soft_reset
+    soft_reset
 # XENMEM_access_op
     mem_access
 # XENMEM_paging_op
-- 
2.4.3


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