iokit/Kernel/IOStatistics.cpp

634 	uint32_t calculatedSize, size;
643 	calculatedSize = sizeof(IOStatisticsHeader) +
654 		error = SYSCTL_OUT(req, NULL, calculatedSize);
664 	buffer = (char*)kalloc(calculatedSize);
670 	memset(buffer, 0, calculatedSize);
718 	LOG(2, "IOStatistics::getStatistics - calculatedSize 0x%x, kexts 0x%x, classes 0x%x.\n",
719 	 	calculatedSize, loadedKexts, registeredClasses);
721 	assert( (uint32_t)(ptr - buffer) == calculatedSize );
723 	error = SYSCTL_OUT(req, buffer, calculatedSize);
725 	kfree(buffer, calculatedSize);
735 	uint32_t calculatedSize, size;
744 	calculatedSize = sizeof(IOStatisticsWorkLoop) * registeredWorkloops +
749 		error = SYSCTL_OUT(req, NULL, calculatedSize);
759 	buffer = (char*)kalloc(calculatedSize);
776 	LOG(2, "IOStatistics::getWorkLoopStatistics: calculatedSize %d, size %d\n", calculatedSize, size);
778 	assert( size <= calculatedSize );
782 	kfree(buffer, calculatedSize);
792 	uint32_t calculatedSize, size;
802 	calculatedSize = sizeof(IOStatisticsUserClientHeader) +
807 		error = SYSCTL_OUT(req, NULL, calculatedSize);
821 	buffer = (char*)kalloc(calculatedSize);
838 	assert((sizeof(IOStatisticsUserClientHeader) + size) <= calculatedSize);
847 	kfree(buffer, calculatedSize);