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[Qemu-devel] [PATCH v8 2/9] memory: provide IOMMU_NOTIFIER_FOREACH macro


From: Peter Xu
Subject: [Qemu-devel] [PATCH v8 2/9] memory: provide IOMMU_NOTIFIER_FOREACH macro
Date: Thu, 6 Apr 2017 15:08:37 +0800

Reviewed-by: David Gibson <address@hidden>
Signed-off-by: Peter Xu <address@hidden>
---
 include/exec/memory.h | 3 +++
 memory.c              | 4 ++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/include/exec/memory.h b/include/exec/memory.h
index 0840c89..07e43da 100644
--- a/include/exec/memory.h
+++ b/include/exec/memory.h
@@ -239,6 +239,9 @@ 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 75ac595..7496b3d 100644
--- a/memory.c
+++ b/memory.c
@@ -1583,7 +1583,7 @@ 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;
     }
 
@@ -1667,7 +1667,7 @@ 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) {
         /*
          * Skip the notification if the notification does not overlap
          * with registered range.
-- 
2.7.4




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