Re: [PATCH] scatterlist.h: Change CONFIG_DEBUG_SG for ifdef statement in sg_set_bf

[Sergei Shtylyov]

Hello.

On 03-08-2014 6:56, Nicholas Krause wrote:

> This changes the ifdef statement  in sg_set_bg to !CONFIG_DEBUG_SG in order
> to avoid a bug with xhci dequence/enquence functions.

   dequeue/enqueue?

> Signed-off-by: Nicholas Krause <xerofoify@xxxxxxxxx>
> ---
>   include/linux/scatterlist.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)

> diff --git a/include/linux/scatterlist.h b/include/linux/scatterlist.h
> index adae88f..62de7b3 100644
> --- a/include/linux/scatterlist.h
> +++ b/include/linux/scatterlist.h
> @@ -111,7 +111,7 @@ static inline struct page *sg_page(struct scatterlist *sg)
>   static inline void sg_set_buf(struct scatterlist *sg, const void *buf,
>   			      unsigned int buflen)
>   {
> -#ifdef CONFIG_DEBUG_SG
> +#ifdef !CONFIG_DEBUG_SG

   Didn't you mean #ifndef instead? I guess you didn't even try to build-test 
this.

>   	BUG_ON(!virt_addr_valid(buf));
>   #endif
>   	sg_set_page(sg, virt_to_page(buf), buflen, offset_in_page(buf));

WBR, Sergei

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