Re: [PATCH v4 4/4] dma-buf: heaps: add chunk heap to dmabuf heaps

[Christoph Hellwig]

> +config DMABUF_HEAPS_CHUNK
> +	bool "DMA-BUF CHUNK Heap"
> +	depends on DMABUF_HEAPS && DMA_CMA
> +	help
> +	  Choose this option to enable dma-buf CHUNK heap. This heap is backed
> +	  by the Contiguous Memory Allocator (CMA) and allocates the buffers that
> +	  are arranged into a list of fixed size chunks taken from CMA.

Overly long line, which in text flowing text is really, really annoying.

Many more later.  Remember that > 80 chars are only allowed if they
significantly improve readability.