Function InitBufferPoolBackend

src/backend/storage/buffer/bufmgr.c:2775–2779

* InitBufferPoolBackend --- second-stage initialization of a new backend * * This is called after we have acquired a PGPROC and so can safely get * LWLocks. We don't currently need to do anything at this stage ... * except register a shmem-exit callback. AtProcExit_Buffers needs LWLock * access, and thereby has to be called at the corresponding phase of * backend shutdown. */

 * backend shutdown.
 */
void
InitBufferPoolBackend(void)
{
	on_shmem_exit(AtProcExit_Buffers, 0);
}

/*
 * During backend exit, ensure that we released all shared-buffer locks and