Hi Christoph, do you have any public git repository with all your dma changes? I want to test them for ARC. Thanks. On Fri, 2018-12-14 at 09:25 +0100, Christoph Hellwig wrote: > If we want to map memory from the DMA allocator to userspace it must be > zeroed at allocation time to prevent stale data leaks. We already do > this on most common architectures, but some architectures don't do this > yet, fix them up, either by passing GFP_ZERO when we use the normal page > allocator or doing a manual memset otherwise. > > Signed-off-by: Christoph Hellwig <hch@xxxxxx> > --- -- Eugeniy Paltsev