Function memUnlock

src/backend/cpu/memory.cpp:79–79

bool isLocked(const void *ptr) { return memoryManager().isUserLocked(ptr); }

void memUnlock(const void *ptr) { memoryManager().userUnlock(ptr); }

void deviceMemoryInfo(size_t *alloc_bytes, size_t *alloc_buffers,
                      size_t *lock_bytes, size_t *lock_buffers) {