// The worker is now guaranteed to be added to the pool before
		// its P's next findRunnableGCWorker.

		gcBgMarkWorkerCount++
	}
}

// gcBgMarkPrepare sets up state for background marking.
// Mutator assists must not yet be enabled.
func gcBgMarkPrepare() {
	// Background marking will stop when the work queues are empty
	// and there are no more workers (note that, since this is