Re: cmpci: dma buffer crosses 64k boundary

Manfred (manfreds@colorfullife.com)
Mon, 27 Dec 1999 22:44:47 +0100


From: Alan Cox <alan@lxorguk.ukuu.org.uk>
> 2.2.x had the property that ISA DMA get free pages always aligned on power
> of two boundaries equivalent to the size.

The kernel stack is allocated with gfp(,1), and it must be 8192 byte
aligned, otherwise the 'current' macro would fail.

I think we must continue to guarantee that x-byte allocations are aligned on
x-byte boundaries.

--
    Manfred

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