Commit 2b281296 authored by Christoph Hellwig's avatar Christoph Hellwig
Browse files

device.h: dma_mem is only needed for HAVE_GENERIC_DMA_COHERENT 



No need to carry an unused field around.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent d0377392

include/linux/device.h

+2 −0
Original line number Diff line number Diff line
@@ -1017,8 +1017,10 @@ struct device { 


	struct list_head	dma_pools;	/* dma pools (if dma'ble) */



#ifdef CONFIG_HAVE_GENERIC_DMA_COHERENT

	struct dma_coherent_mem	*dma_mem; /* internal for coherent mem

					     override */

#endif

#ifdef CONFIG_DMA_CMA

	struct cma *cma_area;		/* contiguous memory area for dma

					   allocations */