Messages in this thread | | | Date | Wed, 15 Aug 2001 11:17:48 +0200 | From | Jens Axboe <> | Subject | Re: [patch] zero-bounce highmem I/O |
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On Wed, Aug 15 2001, David S. Miller wrote: > From: Jens Axboe <axboe@suse.de> > Date: Wed, 15 Aug 2001 09:50:18 +0200 > > Dave, comments on that? > > I think the new-style sg_list is slightly overkill, too much > stuff. You need much less, in fact, especially on x86. > > Take include/linux/skbuff.h:skb_frag_struct, rename it to > sg_list and add a dma_addr_t. You should need nothing else. > The bounce page, for example, is superfluous.
Ok agreed, fine with me.
> If you bounce, the bounce page can be determined later via the > dma_addr_t right?
That's true.
> And Dave, should I add the 64-bit stuff I started again? :-) > > Let me draft something up, and meanwhile you can think about > the changes I suggest above. Ok?
Ok done from my side :)
-- Jens Axboe
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