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Laura Abbott authored
Technically, calling dma_buf_map_attachment should return a buffer properly dma_mapped. Add calls to dma_map_sg to begin_cpu_access to ensure this happens. As a side effect, this lets Ion buffers take advantage of the dma_buf sync ioctls. Signed-off-by: Laura Abbott <labbott@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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