runtime.mheap.setSpans (method) 2 uses runtime (current package) mheap.go#L943: func (h *mheap) setSpans(base, npage uintptr, s *mspan) { mheap.go#L1313: h.setSpans(s.base(), npages, s)
The pages are generated with Golds v0.4.9. (GOOS=linux GOARCH=amd64)