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| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2008-09-18 09:35:28 -0700 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2008-10-09 08:56:18 +0200 |
| commit | 79eb014578b79fcfb9d9e7dc979d1316079220aa (patch) | |
| tree | 7e6101ba2cc0d105a877df432af17650bf082387 /Documentation/DMA-API.txt | |
| parent | 4ee5eaf4516a60f8ef64d3c246c64c6be0cf8c3a (diff) | |
| download | linux-79eb014578b79fcfb9d9e7dc979d1316079220aa.tar.bz2 | |
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>
Diffstat (limited to 'Documentation/DMA-API.txt')
| -rw-r--r-- | Documentation/DMA-API.txt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Documentation/DMA-API.txt b/Documentation/DMA-API.txt index d8b63d164e41..b8e86460046e 100644 --- a/Documentation/DMA-API.txt +++ b/Documentation/DMA-API.txt @@ -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); } |