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

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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@xxxxxxxxxxxxxxxx>
---
  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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