Re: [PATCH RFT linux-next] alpha: dma-mapping: supportdebug_dma_mapping_error

[Shuah Khan]

On Fri, 2012-10-26 at 10:32 -0600, Shuah Khan wrote:
> Add support for debug_dma_mapping_error() call to avoid warning from
> debug_dma_unmap() interface when it checks for mapping error checked
> status. Without this patch, device driver failed to check map error
> warning is generated.
> 
> Signed-off-by: Shuah Khan <shuah.khan@xxxxxx>
> ---
>  arch/alpha/include/asm/dma-mapping.h |    1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/alpha/include/asm/dma-mapping.h b/arch/alpha/include/asm/dma-mapping.h
> index dfa32f0..b4d483b 100644
> --- a/arch/alpha/include/asm/dma-mapping.h
> +++ b/arch/alpha/include/asm/dma-mapping.h
> @@ -32,6 +32,7 @@ static inline void dma_free_attrs(struct device *dev, size_t size,
>  
>  static inline int dma_mapping_error(struct device *dev, dma_addr_t dma_addr)
>  {
> +	debug_dma_mapping_error(dev, dma_addr);
>  	return get_dma_ops(dev)->mapping_error(dev, dma_addr);
>  }
>  

Marek,

This is for alpha to go through your tree.

-- Shuah


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