type runtime.spanSetBlockAlloc

4 uses

	runtime (current package)
		mspanset.go#L312: var spanSetBlockPool spanSetBlockAlloc
		mspanset.go#L315: type spanSetBlockAlloc struct {
		mspanset.go#L321: func (p *spanSetBlockAlloc) alloc() *spanSetBlock {
		mspanset.go#L329: func (p *spanSetBlockAlloc) free(block *spanSetBlock) {