[Linaro-mm-sig] [PATCH] media: vb2-memops: Export vb2_get_vma symbol

Tomasz Stanislawski t.stanislaws at samsung.com
Mon Jan 23 14:44:25 UTC 2012


Hi Laurent,

Thank you for finding a bug in vb2-core.

Regards,
Tomasz Stanislawski

On 01/23/2012 03:35 PM, Laurent Pinchart wrote:
> The vb2_get_vma() function is called by videobuf2-dma-contig. Export it.
>
> Signed-off-by: Laurent Pinchart<laurent.pinchart at ideasonboard.com>
> ---
>   drivers/media/video/videobuf2-memops.c |    1 +
>   1 files changed, 1 insertions(+), 0 deletions(-)
>
> Hi Thomas,
>
> The following patch is needed to compile videobuf2-dma-contig as a module.
>
> diff --git a/drivers/media/video/videobuf2-memops.c b/drivers/media/video/videobuf2-memops.c
> index 71a7a78..718f70e 100644
> --- a/drivers/media/video/videobuf2-memops.c
> +++ b/drivers/media/video/videobuf2-memops.c
> @@ -55,6 +55,7 @@ struct vm_area_struct *vb2_get_vma(struct vm_area_struct *vma)
>
>   	return vma_copy;
>   }
> +EXPORT_SYMBOL_GPL(vb2_get_vma);
>
>   /**
>    * vb2_put_userptr() - release a userspace virtual memory area




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