diff options
Diffstat (limited to 'include/exec/memory.h')
| -rw-r--r-- | include/exec/memory.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/include/exec/memory.h b/include/exec/memory.h index 99e0f54d86..bfdc685f24 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -185,8 +185,14 @@ struct MemoryRegionOps { typedef struct MemoryRegionIOMMUOps MemoryRegionIOMMUOps; struct MemoryRegionIOMMUOps { - /* Return a TLB entry that contains a given address. */ - IOMMUTLBEntry (*translate)(MemoryRegion *iommu, hwaddr addr, bool is_write); + /* + * Return a TLB entry that contains a given address. Flag should + * be the access permission of this translation operation. We can + * set flag to IOMMU_NONE to mean that we don't need any + * read/write permission checks, like, when for region replay. + */ + IOMMUTLBEntry (*translate)(MemoryRegion *iommu, hwaddr addr, + IOMMUAccessFlags flag); /* Returns minimum supported page size */ uint64_t (*get_min_page_size)(MemoryRegion *iommu); /* Called when IOMMU Notifier flag changed */ @@ -725,11 +731,8 @@ void memory_region_register_iommu_notifier(MemoryRegion *mr, * * @mr: the memory region to observe * @n: the notifier to which to replay iommu mappings - * @is_write: Whether to treat the replay as a translate "write" - * through the iommu */ -void memory_region_iommu_replay(MemoryRegion *mr, IOMMUNotifier *n, - bool is_write); +void memory_region_iommu_replay(MemoryRegion *mr, IOMMUNotifier *n); /** * memory_region_iommu_replay_all: replay existing IOMMU translations |