DMA_READ_AHEAD    158 arch/m68k/include/asm/dvma.h #define DMA_READ_AHEAD   0x00001800        /* DMA read ahead partial longword */
DMA_READ_AHEAD     46 arch/sparc/include/asm/dma.h #define DMA_READ_AHEAD   0x00001800        /* DMA read ahead partial longword */