Re: [PATCH 02/10] swiotlb: mark is_swiotlb_buffer static

From: Konrad Rzeszutek Wilk
Date: Thu Oct 18 2018 - 20:12:26 EST


On Mon, Oct 08, 2018 at 10:02:38AM +0200, Christoph Hellwig wrote:
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>

Thank you!
> ---
> include/linux/swiotlb.h | 1 -
> kernel/dma/swiotlb.c | 2 +-
> 2 files changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h
> index 965be92c33b5..7ef541ce8f34 100644
> --- a/include/linux/swiotlb.h
> +++ b/include/linux/swiotlb.h
> @@ -121,7 +121,6 @@ static inline unsigned int swiotlb_max_segment(void) { return 0; }
> #endif
>
> extern void swiotlb_print_info(void);
> -extern int is_swiotlb_buffer(phys_addr_t paddr);
> extern void swiotlb_set_max_segment(unsigned int);
>
> extern const struct dma_map_ops swiotlb_dma_ops;
> diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c
> index 9062b14bc7f4..26d3af52956f 100644
> --- a/kernel/dma/swiotlb.c
> +++ b/kernel/dma/swiotlb.c
> @@ -429,7 +429,7 @@ void __init swiotlb_exit(void)
> max_segment = 0;
> }
>
> -int is_swiotlb_buffer(phys_addr_t paddr)
> +static int is_swiotlb_buffer(phys_addr_t paddr)
> {
> return paddr >= io_tlb_start && paddr < io_tlb_end;
> }
> --
> 2.19.0
>