Messages in this thread |  | | Date | Fri, 16 Nov 2001 13:54:09 -0800 (PST) | Subject | Re: [patch] block-highmem-all-18 | From | "David S. Miller" <> |
| |
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.
Franks a lot, David S. Miller davem@redhat.com - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|  |