Re: [PATCH 2/3] nds32: implement the unmap_sg DMA operation

2018-05-29 17:48 GMT+08:00 Christoph Hellwig : > This matches the implementation of the more commonly used unmap_single > routines and the sync_sg_for_cpu method which should provide equivalent > cache maintainance. > > Signed-off-by: Christoph Hellwig > --- > arch/nds32/kernel/dma.c | 6 ++ >

[PATCH 2/3] nds32: implement the unmap_sg DMA operation

This matches the implementation of the more commonly used unmap_single routines and the sync_sg_for_cpu method which should provide equivalent cache maintainance. Signed-off-by: Christoph Hellwig --- arch/nds32/kernel/dma.c | 6 ++ 1 file changed, 6 insertions(+) diff --git a/arch/nds32/ker