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

From: Roland Dreier (
Date: Mon Jun 10 2002 - 23:24:35 EST

>>>>> "Brad" == Brad Hards <> 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.


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