}

// incPinCounter is only called for multiple pins of the same object and records
// the _additional_ pins.
func (span *mspan) incPinCounter(offset uintptr) {
	var rec *specialPinCounter
	ref, exists := span.specialFindSplicePoint(offset, _KindSpecialPinCounter)
	if !exists {
		lock(&mheap_.speciallock)
		rec = (*specialPinCounter)(mheap_.specialPinCounterAlloc.alloc())
		unlock(&mheap_.speciallock)
		// splice in record, fill in offset.