PageWriterRun
void SetTo(PageWriterRun* run, vm_page* page, int32 maxPages);
PageWriterRun* fRun;
PageWriteTransfer::SetTo(PageWriterRun* run, vm_page* page, int32 maxPages)
PageWriterRun::Init(uint32 maxPages)
PageWriterRun::PrepareNextRun()
PageWriterRun::AddPage(vm_page* page)
PageWriterRun::Go()
PageWriterRun::PageWritten(PageWriteTransfer* transfer, status_t status,
PageWriterRun run;