const runtime.spanAllocWorkBuf

5 uses

	runtime (current package)
		mgcwork.go#L374: 				s = mheap_.allocManual(workbufAlloc/pageSize, spanAllocWorkBuf)
		mgcwork.go#L476: 			mheap_.freeManual(span, spanAllocWorkBuf)
		mheap.go#L886: 	spanAllocWorkBuf                            // work buf span
		mheap.go#L1293: 	case spanAllocWorkBuf:
		mheap.go#L1482: 	case spanAllocWorkBuf: