[PATCH 01/13] kmsan: Export kmsan_handle_dma

Christophe Leroy christophe.leroy at csgroup.eu
Tue Feb 20 06:37:16 AEDT 2024



Le 14/12/2023 à 06:55, Nicholas Miehlbradt a écrit :
> kmsan_handle_dma is required by virtio drivers. Export kmsan_handle_dma
> so that the drivers can be compiled as modules.
> 
> Signed-off-by: Nicholas Miehlbradt <nicholas at linux.ibm.com>
> ---
>   mm/kmsan/hooks.c | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/mm/kmsan/hooks.c b/mm/kmsan/hooks.c
> index 7a30274b893c..3532d9275ca5 100644
> --- a/mm/kmsan/hooks.c
> +++ b/mm/kmsan/hooks.c
> @@ -358,6 +358,7 @@ void kmsan_handle_dma(struct page *page, size_t offset, size_t size,
>   		size -= to_go;
>   	}
>   }
> +EXPORT_SYMBOL(kmsan_handle_dma);

virtio is GPL and all exports inside virtio are EXPORT_SYMBOL_GPL().
Should this one be _GPL as well ?

>   
>   void kmsan_handle_dma_sg(struct scatterlist *sg, int nents,
>   			 enum dma_data_direction dir)


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