ION_NUM_HEAP_IDS   38 drivers/staging/android/uapi/ion.h #define ION_NUM_HEAP_IDS		(sizeof(unsigned int) * 8)
ION_NUM_HEAP_IDS   45 tools/testing/selftests/android/ion/ion.h #define ION_NUM_HEAP_IDS		(sizeof(unsigned int) * 8)