// the mheap API.
	gp := getg()
	gp.m.mallocing++

	// Force scavenge everything.
	released := h.pages.scavenge(^uintptr(0), nil, true)

	gp.m.mallocing--

	if debug.scavtrace > 0 {
		printScavTrace(0, released, true)
	}
}

//go:linkname runtime_debug_freeOSMemory runtime/debug.freeOSMemory
func runtime_debug_freeOSMemory() {
	GC()