iokit/Kernel/IOMemoryDescriptor.cpp

3328      && (mapping->fAddressMap == get_task_map(_task))
3417 		err = populateDevicePager( pager, mapping->fAddressMap, mapping->fAddress, offset, length, options );
3424 	err = memoryReferenceMap(_memRef, mapping->fAddressMap, offset, length, options, &mapping->fAddress);
3428 	    err = populateDevicePager(pager, mapping->fAddressMap, mapping->fAddress, offset, length, options);
3431 		doUnmap(mapping->fAddressMap, (IOVirtualAddress) mapping, 0);
3486     fAddressMap  = get_task_map(intoTask);
3487     if (!fAddressMap)
3489     vm_map_reference(fAddressMap);
3652 	addressMap = ((IOMemoryMap *) __address)->fAddressMap;
3697 		if (!doRedirect && !safeTask && pager && (kernel_map == mapping->fAddressMap))
3699 		    err = populateDevicePager(pager, mapping->fAddressMap, mapping->fAddress, mapping->fOffset, mapping->fLength, kIOMapDefaultCache );
3740 	    if (!fAddressMap)
3743 	    if ((!safeTask || (get_task_map(safeTask) != fAddressMap))
3746 		IOUnmapPages( fAddressMap, fAddress, fLength );
3749 		IOLog("IOMemoryMap::redirect(%d, %p) 0x%qx:0x%qx from %p\n", doRedirect, this, fAddress, fLength, fAddressMap);
3756 		IOProtectCacheMode(fAddressMap, fAddress, fLength, newMode);
3778     if( fAddress && fAddressMap && (0 == fSuperMap) && fMemory
3781         err = fMemory->doUnmap(fAddressMap, (IOVirtualAddress) this, 0);
3786     if (fAddressMap)
3788         vm_map_deallocate(fAddressMap);
3789         fAddressMap = 0;
3804     if( fAddressMap) {
3805         vm_map_deallocate(fAddressMap);
3806         fAddressMap = 0;
3870     else if (fAddressMap
3871 		&& vm_map_is_64bit(fAddressMap)
3921     if( (!task) || (!fAddressMap) || (fAddressMap != get_task_map(task)))
3966 	kr = vm_map_wire(fAddressMap, start, end, (kIODirectionOutIn & options), FALSE);
3970 	kr = vm_map_unwire(fAddressMap, start, end, FALSE);
4111     if (fAddress && fAddressMap) do
4132 		IOUnmapPages( fAddressMap, fAddress, fLength );