1249 		IOSKMemoryBuffer * mb = OSDynamicCast(IOSKMemoryBuffer, iomd);  in OSDefineMetaClassAndFinalStructors()  local
1252 		if (mb) {  in OSDefineMetaClassAndFinalStructors()
1255 			if (mb->fSpec.user_writable) {  in OSDefineMetaClassAndFinalStructors()
1257 				rwMap = mb->createMappingInTask(intoTask,  in OSDefineMetaClassAndFinalStructors()
1422 	IOSKMemoryBuffer * mb = OSDynamicCast(IOSKMemoryBuffer, inRef);  in RefToMemoryBuffer()  local
1423 	return mb;  in RefToMemoryBuffer()
1461 	IOSKMemoryBuffer * mb;  in IOSKMemoryBufferCreate()  local
1469 	mb = new IOSKMemoryBuffer;  in IOSKMemoryBufferCreate()
1470 	if (mb && !mb->initWithSpec(kernel_task, capacity, PAGE_SIZE, spec)) {  in IOSKMemoryBufferCreate()
1471 		mb->release();  in IOSKMemoryBufferCreate()
1472 		mb = NULL;  in IOSKMemoryBufferCreate()
1474 	if (!mb) {  in IOSKMemoryBufferCreate()
1479 	addr = mb->fKernelAddr;  in IOSKMemoryBufferCreate()
1483 	DLOG("buffer %p, vaddr %p, capacity 0x%llx", mb, addr, capacity);  in IOSKMemoryBufferCreate()
1486 	return mb;  in IOSKMemoryBufferCreate()
1598 	IOSKMemoryBuffer * mb = RefToMemoryBuffer(reference);  in IOSKMemoryDiscard()  local
1600 	assert(mb);  in IOSKMemoryDiscard()
1601 	assert(mb->fSpec.purgeable);  in IOSKMemoryDiscard()
1602 	if (!mb || !mb->fSpec.purgeable) {  in IOSKMemoryDiscard()
1606 	return mb->setPurgeable(kIOMemoryPurgeableEmpty |  in IOSKMemoryDiscard()
1613 	IOSKMemoryBuffer * mb = RefToMemoryBuffer(reference);  in IOSKMemoryReclaim()  local
1615 	assert(mb);  in IOSKMemoryReclaim()
1616 	assert(mb->fSpec.purgeable);  in IOSKMemoryReclaim()
1617 	if (!mb || !mb->fSpec.purgeable) {  in IOSKMemoryReclaim()
1621 	return mb->setPurgeable(kIOMemoryPurgeableNonVolatile, NULL);  in IOSKMemoryReclaim()
1627 	IOSKMemoryBuffer * mb = RefToMemoryBuffer(reference);  in IOSKMemoryWire()  local
1629 	assert(mb);  in IOSKMemoryWire()
1630 	assert(mb->fSpec.purgeable);  in IOSKMemoryWire()
1631 	if (!mb || !mb->fSpec.purgeable) {  in IOSKMemoryWire()
1635 	return mb->prepare();  in IOSKMemoryWire()
1641 	IOSKMemoryBuffer * mb = RefToMemoryBuffer(reference);  in IOSKMemoryUnwire()  local
1643 	assert(mb);  in IOSKMemoryUnwire()
1644 	assert(mb->fSpec.purgeable);  in IOSKMemoryUnwire()
1645 	if (!mb || !mb->fSpec.purgeable) {  in IOSKMemoryUnwire()
1649 	return mb->complete();  in IOSKMemoryUnwire()