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memory: Constify IOMMUTLBEvent in memory_region_notify_iommu_one()

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@event access is read-only.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Peter Xu <peterx@redhat.com>
Message-Id: <20240612132532.85928-2-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2024-06-12 14:05:33 +02:00
parent 80ce0d5874
commit ec40be993b
2 changed files with 3 additions and 3 deletions
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2
include/exec/memory.h
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@ -1852,7 +1852,7 @@ void memory_region_notify_iommu(IOMMUMemoryRegion *iommu_mr,
* range. * range.
*/ */
void memory_region_notify_iommu_one(IOMMUNotifier *notifier, void memory_region_notify_iommu_one(IOMMUNotifier *notifier,
IOMMUTLBEvent *event); const IOMMUTLBEvent *event);
/** /**
* memory_region_unmap_iommu_notifier_range: notify a unmap for an IOMMU * memory_region_unmap_iommu_notifier_range: notify a unmap for an IOMMU

4
system/memory.c
View file

@ -2006,9 +2006,9 @@ void memory_region_unregister_iommu_notifier(MemoryRegion *mr,
} }
void memory_region_notify_iommu_one(IOMMUNotifier *notifier, void memory_region_notify_iommu_one(IOMMUNotifier *notifier,
IOMMUTLBEvent *event) const IOMMUTLBEvent *event)
{ {
IOMMUTLBEntry *entry = &event->entry; const IOMMUTLBEntry *entry = &event->entry;
hwaddr entry_end = entry->iova + entry->addr_mask; hwaddr entry_end = entry->iova + entry->addr_mask;
IOMMUTLBEntry tmp = *entry; IOMMUTLBEntry tmp = *entry;