taglinefilesource code
PageDMA721ipc/shm.cif (dma && !PageDMA(&mem_map[MAP_NR(pte_page(page))]))
PageDMA127mm/filemap.cif (dma && !PageDMA(page))
PageDMA138mm/page_alloc.c#define CAN_DMA(x) (PageDMA(x))
PageDMA88mm/vmscan.c|| (dma && !PageDMA(page_map)))