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Groups > linux.kernel > #1628711
| From | Geliang Tang <geliangtang@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 2/3] dmaengine: mv_xor: use offset_in_page() macro |
| Date | 2017-04-22 03:20 +0200 |
| Message-ID | <tyRSp-4HI-3@gated-at.bofh.it> (permalink) |
| References | <tyRSp-4HI-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Use offset_in_page() macro instead of open-coding. Signed-off-by: Geliang Tang <geliangtang@gmail.com> --- drivers/dma/mv_xor.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index ea53b87..25bc5b1 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -960,7 +960,7 @@ static int mv_chan_memcpy_self_test(struct mv_xor_chan *mv_chan) } src_dma = dma_map_page(dma_chan->device->dev, virt_to_page(src), - (size_t)src & ~PAGE_MASK, PAGE_SIZE, + offset_in_page(src), PAGE_SIZE, DMA_TO_DEVICE); unmap->addr[0] = src_dma; @@ -972,7 +972,7 @@ static int mv_chan_memcpy_self_test(struct mv_xor_chan *mv_chan) unmap->to_cnt = 1; dest_dma = dma_map_page(dma_chan->device->dev, virt_to_page(dest), - (size_t)dest & ~PAGE_MASK, PAGE_SIZE, + offset_in_page(dest), PAGE_SIZE, DMA_FROM_DEVICE); unmap->addr[1] = dest_dma; -- 2.9.3
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[PATCH 1/3] dmaengine: dmatest: use offset_in_page() macro Geliang Tang <geliangtang@gmail.com> - 2017-04-22 03:20 +0200 [PATCH 2/3] dmaengine: mv_xor: use offset_in_page() macro Geliang Tang <geliangtang@gmail.com> - 2017-04-22 03:20 +0200 [PATCH 3/3] dma-debug: use offset_in_page() macro Geliang Tang <geliangtang@gmail.com> - 2017-04-22 03:20 +0200 Re: [PATCH 1/3] dmaengine: dmatest: use offset_in_page() macro Vinod Koul <vinod.koul@intel.com> - 2017-04-24 15:10 +0200
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