Defined in 5 files as a macro:
- arch/alpha/include/asm/dma.h, line 148 (as a macro)
- arch/mips/include/asm/dma.h, line 117 (as a macro)
- arch/parisc/include/asm/dma.h, line 64 (as a macro)
- arch/powerpc/include/asm/dma.h, line 107 (as a macro)
- arch/x86/include/asm/dma.h, line 105 (as a macro)