Messages in this thread |  | | Date | Fri, 16 Nov 2001 21:12:33 +0100 (CET) | From | Gérard Roudier <> | Subject | Re: [patch] block-highmem-all-18 |
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On Fri, 16 Nov 2001, David S. Miller wrote:
> From: Gérard Roudier <groudier@free.fr> > Date: Fri, 16 Nov 2001 19:59:02 +0100 (CET) > > On Fri, 16 Nov 2001, Jens Axboe wrote: > > > - Add sym2 can_dma_32 flag (me) > ^^^^^^^^^^ Pooaaahhh!:) What's this utter oddity ? > Only dma 32 ? :-) > > It is workaround for buggy drivers, when set it means that single SG > list entry request will be handled correctly. When clear it means > that single entry SG lists are to be avoided by the block layer. > > Many devices would explode when given single entry scatterlist. :( > > It's naming is questionable... that I agree with. The name should be > more suggestive to what it really means.
For now, it humanly means that the device is able to dma decimal value 32 which does not look this great a feature, nor that serious a bug. :-) :o)
Thanks, anyway, for the clarification.
Gérard.
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