Re: PCI DMA to small buffers on cache-incoherent arch

Roland Dreier
2002-06-11T04:24:40Z

>>>>> "Brad" == Brad Hards <bhards@bigpond.net.au> writes:

Brad> Would it be enought to move the transfer buffers to the
Brad> start of the device struct, and then pad it up to a
Brad> cacheline?

Something like the __dma_buffer macro I posted earlier makes it even
simpler. I'll make a patch that adds <asm/dma_buffer.h> so we have
something concrete to discuss.

Best,
Roland