> > +#define __dma_aligned __attribute__((aligned(ARCH_MIN_DMA_ALIGNMENT)))
> > +#define __dma_buffer __dma_buffer_line(__LINE__)
> > +#define __dma_buffer_line(line) __dma_aligned;\
> > + char __dma_pad_##line[0] __dma_aligned
> You introduce __dma_buffer_line() if ARCH_MIN_DMA_ALIGNMENT is set but
> not if it isn't...
__dma_buffer_line() is just an internal implementation detail to take
care of string pasting properly. Perhaps there should be a comment
warning people not to use it directly.
- R.
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