diff mbox

[RFC,v4,11/20] memory: provide IOMMU_NOTIFIER_FOREACH macro

Message ID 1484917736-32056-12-git-send-email-peterx@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Peter Xu Jan. 20, 2017, 1:08 p.m. UTC 
Signed-off-by: Peter Xu <peterx@redhat.com>
---
 include/exec/memory.h | 3 +++
 memory.c              | 4 ++--
 2 files changed, 5 insertions(+), 2 deletions(-)
diff mbox

Patch

diff --git a/include/exec/memory.h b/include/exec/memory.h
index ae4c9a9..f0cb631 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -243,6 +243,9 @@  struct MemoryRegion {
     IOMMUNotifierFlag iommu_notify_flags;
 };
 
+#define IOMMU_NOTIFIER_FOREACH(n, mr) \
+    QLIST_FOREACH((n), &(mr)->iommu_notify, node)
+
 /**
  * MemoryListener: callbacks structure for updates to the physical memory map
  *
diff --git a/memory.c b/memory.c
index 89104b1..d1ee3e0 100644
--- a/memory.c
+++ b/memory.c
@@ -1587,7 +1587,7 @@  static void memory_region_update_iommu_notify_flags(MemoryRegion *mr)
     IOMMUNotifierFlag flags = IOMMU_NOTIFIER_NONE;
     IOMMUNotifier *iommu_notifier;
 
-    QLIST_FOREACH(iommu_notifier, &mr->iommu_notify, node) {
+    IOMMU_NOTIFIER_FOREACH(iommu_notifier, mr) {
         flags |= iommu_notifier->notifier_flags;
     }
 
@@ -1671,7 +1671,7 @@  void memory_region_notify_iommu(MemoryRegion *mr,
         request_flags = IOMMU_NOTIFIER_UNMAP;
     }
 
-    QLIST_FOREACH(iommu_notifier, &mr->iommu_notify, node) {
+    IOMMU_NOTIFIER_FOREACH(iommu_notifier, mr) {
         if (iommu_notifier->notifier_flags & request_flags &&
             iommu_notifier->start <= entry.iova &&
             iommu_notifier->end >= entry.iova) {