[PATCH V4 16/16] NCR5380: Support chained sg lists
hch at lst.de
Mon Jun 17 08:30:45 UTC 2019
On Mon, Jun 17, 2019 at 11:03:49AM +0800, Ming Lei wrote:
> From: Finn Thain <fthain at telegraphics.com.au>
> My understanding is that support for chained scatterlists is to
> become mandatory for LLDs.
> Use the scatterlist iterators and remove direct indexing of the
> scatterlist array.
> This way allows us to pre-allocate one small scatterlist, which can be
> chained with one runtime allocated scatterlist if the pre-allocated one
> isn't enough for the whole request.
Reviewed-by: Christoph Hellwig <hch at lst.de>
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