diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/hw/vfio/vfio-container-base.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/hw/vfio/vfio-container-base.h b/include/hw/vfio/vfio-container-base.h index f9e561cb08..3feb773e5f 100644 --- a/include/hw/vfio/vfio-container-base.h +++ b/include/hw/vfio/vfio-container-base.h @@ -78,7 +78,7 @@ void vfio_address_space_insert(VFIOAddressSpace *space, int vfio_container_dma_map(VFIOContainerBase *bcontainer, hwaddr iova, ram_addr_t size, - void *vaddr, bool readonly); + void *vaddr, bool readonly, MemoryRegion *mr); int vfio_container_dma_unmap(VFIOContainerBase *bcontainer, hwaddr iova, ram_addr_t size, IOMMUTLBEntry *iotlb, bool unmap_all); @@ -151,20 +151,21 @@ struct VFIOIOMMUClass { /** * @dma_map * - * Map an address range into the container. + * Map an address range into the container. Note that the memory region is + * referenced within an RCU read lock region across this call. * * @bcontainer: #VFIOContainerBase to use * @iova: start address to map * @size: size of the range to map * @vaddr: process virtual address of mapping * @readonly: true if mapping should be readonly + * @mr: the memory region for this mapping * * Returns 0 to indicate success and -errno otherwise. */ int (*dma_map)(const VFIOContainerBase *bcontainer, hwaddr iova, ram_addr_t size, - void *vaddr, bool readonly); - + void *vaddr, bool readonly, MemoryRegion *mr); /** * @dma_unmap * |