Commit 79eb0145 authored Sep 18, 2008 by FUJITA Tomonori Committed by Jens Axboe Oct 09, 2008

fix an example of scatterlists handling in DMA-API.txt



This example isn't the proper way to handle scatterlists (can't handle
sg chaining).

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

parent 4ee5eaf4

Documentation/DMA-API.txt

+1 −1

Original line number	Diff line number	Diff line
		@@ -337,7 +337,7 @@ With scatterlists, you use the resulting mapping like this:
		int i, count = dma_map_sg(dev, sglist, nents, direction);
		struct scatterlist *sg;

		for (i = 0, sg = sglist; i < count; i++, sg++) {
		for_each_sg(sglist, sg, count, i) {
		hw_address[i] = sg_dma_address(sg);
		hw_len[i] = sg_dma_len(sg);
		}