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

David S. Miller
2002-06-12T11:52:19Z

From: William Jhun <wjhun@ayrnetworks.com>
Date: Mon, 10 Jun 2002 11:07:40 -0700

On Sun, Jun 09, 2002 at 09:27:05PM -0700, David S. Miller wrote:
> I'm trying to specify this such that knowledge of cachelines and
> whatnot don't escape the arch specific code, ho hum... Looks like
> that isn't possible.

Perhaps provide macros in asm/pci.h that will:

You don't understand, I think. I want to avoid the drivers doing
any of the "align this, align that" stuff. I want the allocation
to do it for them, that way the code is in one place.