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

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 Pinchartlaurent.pinchart@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