A new macro is provided to iterate all the IOMMU notifiers hooked under specific IOMMU memory region.
Reviewed-by: David Gibson <[email protected]> Reviewed-by: Eric Auger <[email protected]> Reviewed-by: \"Michael S. Tsirkin\" <[email protected]> Signed-off-by: Peter Xu <[email protected]> --- 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
