Defined in 5 files as a macro:
- arch/alpha/include/asm/dma.h, line 155 (as a macro)
- arch/mips/include/asm/dma.h, line 124 (as a macro)
- arch/parisc/include/asm/dma.h, line 71 (as a macro)
- arch/powerpc/include/asm/dma.h, line 114 (as a macro)
- arch/x86/include/asm/dma.h, line 112 (as a macro)