2286 	size_t bufferOffset = 0;  in _WriteDescriptorChain()  local
2293 			size_t length = min_c(current->buffer_size - bufferOffset,  in _WriteDescriptorChain()
2297 				" vectorOffset %ld at index %ld of %ld\n", length, bufferOffset,  in _WriteDescriptorChain()
2300 				(generic_addr_t)current->buffer_logical + bufferOffset, false,  in _WriteDescriptorChain()
2306 			bufferOffset += length;  in _WriteDescriptorChain()
2318 			if (bufferOffset >= current->buffer_size) {  in _WriteDescriptorChain()
2319 				bufferOffset = 0;  in _WriteDescriptorChain()
2343 	size_t bufferOffset = 0;  in _WriteIsochronousDescriptorChain()  local
2350 			size_t length = min_c(current->buffer_size - bufferOffset,  in _WriteIsochronousDescriptorChain()
2354 				" vectorOffset %ld at index %ld of %ld\n", length, bufferOffset,  in _WriteIsochronousDescriptorChain()
2357 				(generic_addr_t)current->buffer_logical + bufferOffset, false,  in _WriteIsochronousDescriptorChain()
2363 			bufferOffset += length;  in _WriteIsochronousDescriptorChain()
2375 			if (bufferOffset >= current->buffer_size) {  in _WriteIsochronousDescriptorChain()
2376 				bufferOffset = 0;  in _WriteIsochronousDescriptorChain()
2400 	size_t bufferOffset = 0;  in _ReadDescriptorChain()  local
2414 			size_t length = min_c(bufferSize - bufferOffset,  in _ReadDescriptorChain()
2419 				bufferOffset, vectorIndex, vectorCount);  in _ReadDescriptorChain()
2422 				(generic_addr_t)current->buffer_logical + bufferOffset, false, length);  in _ReadDescriptorChain()
2427 			bufferOffset += length;  in _ReadDescriptorChain()
2439 			if (bufferOffset >= bufferSize) {  in _ReadDescriptorChain()
2440 				bufferOffset = 0;  in _ReadDescriptorChain()
2461 	size_t bufferOffset = 0;  in _ReadIsochronousDescriptorChain()  local
2468 				size_t length = min_c(bufferSize - bufferOffset,  in _ReadIsochronousDescriptorChain()
2473 					bufferOffset, vectorIndex, vectorCount);  in _ReadIsochronousDescriptorChain()
2476 					(generic_addr_t)current->buffer_logical + bufferOffset, false, length);  in _ReadIsochronousDescriptorChain()
2481 				bufferOffset += length;  in _ReadIsochronousDescriptorChain()
2493 				if (bufferOffset >= bufferSize) {  in _ReadIsochronousDescriptorChain()
2494 					bufferOffset = 0;  in _ReadIsochronousDescriptorChain()