[Xen-devel] [PATCH v2 03/10] vm_event: Add 'struct domain' backpointer to vm_event_domain.

[Petre Pircalabu <ppircalabu@xxxxxxxxxxxxxxx>]

Signed-off-by: Petre Pircalabu <ppircalabu@xxxxxxxxxxxxxxx>
---
 xen/common/vm_event.c   | 2 ++
 xen/include/xen/sched.h | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/xen/common/vm_event.c b/xen/common/vm_event.c
index 515a917..787c61c 100644
--- a/xen/common/vm_event.c
+++ b/xen/common/vm_event.c
@@ -71,6 +71,8 @@ static int vm_event_enable(
     if ( rc < 0 )
         goto err;
 
+    ved->d = d;
+
     rc = prepare_ring_for_helper(d, ring_gfn, &ved->ring_pg_struct,
                                  &ved->ring_page);
     if ( rc < 0 )
diff --git a/xen/include/xen/sched.h b/xen/include/xen/sched.h
index 97a3ab5..e3093d3 100644
--- a/xen/include/xen/sched.h
+++ b/xen/include/xen/sched.h
@@ -279,6 +279,8 @@ struct vcpu
 /* VM event */
 struct vm_event_domain
 {
+    /* Domain reference */
+    struct domain *d;
     spinlock_t lock;
     /* The ring has 64 entries */
     unsigned char foreign_producers;
-- 
2.7.4


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