Function MemoryProtection_IsOwnerThread

src/backend/utils/mmgr/memprot.c:274–278

* Returns true if the current thread is the owner thread, i.e., * the thread that initialized the memory protection subsystem * by calling GPMemoryProtect_Init() */

 * by calling GPMemoryProtect_Init()
 */
bool
MemoryProtection_IsOwnerThread()
{
	return pthread_equal(memprotOwnerThread, pthread_self());
}

/*
 * gp_failed_to_alloc is called upon an OOM. We can have either a VMEM