On Fri, Mar 23, 2018 at 01:28:53PM +1100, Stephen Rothwell wrote:
> Hi all,
>
> After merging the tip tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
>
> lib/swiotlb.c:748:13: warning: 'swiotlb_free_buffer' defined but not used [-Wunused-function]
> static bool swiotlb_free_buffer(struct device *dev, size_t size,
> ^~~~~~~~~~~~~~~~~~~
> lib/swiotlb.c:706:1: warning: 'swiotlb_alloc_buffer' defined but not used [-Wunused-function]
> swiotlb_alloc_buffer(struct device *dev, size_t size, dma_addr_t *dma_handle,
> ^~~~~~~~~~~~~~~~~~~~
>
> Introduced by commit
>
> 16e73adbca76 ("dma/swiotlb: Remove swiotlb_{alloc,free}_coherent()")
>
> These are now only used with CONFIG_DMA_DIRECT_OPS.
True. I'll send a fixup.
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