From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mailout3.w1.samsung.com ([210.118.77.13]:50869 "EHLO mailout3.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751675Ab2AWOo2 (ORCPT ); Mon, 23 Jan 2012 09:44:28 -0500 MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; charset=ISO-8859-1; format=flowed Received: from euspt1 ([210.118.77.13]) by mailout3.w1.samsung.com (Sun Java(tm) System Messaging Server 6.3-8.04 (built Jul 29 2009; 32bit)) with ESMTP id <0LY900GH0AA2WY70@mailout3.w1.samsung.com> for linux-media@vger.kernel.org; Mon, 23 Jan 2012 14:44:26 +0000 (GMT) Received: from [106.116.48.223] by spt1.w1.samsung.com (iPlanet Messaging Server 5.2 Patch 2 (built Jul 14 2004)) with ESMTPA id <0LY900F2CAA2V0@spt1.w1.samsung.com> for linux-media@vger.kernel.org; Mon, 23 Jan 2012 14:44:26 +0000 (GMT) Date: Mon, 23 Jan 2012 15:44:25 +0100 From: Tomasz Stanislawski Subject: Re: [PATCH] media: vb2-memops: Export vb2_get_vma symbol In-reply-to: <1327329338-18374-1-git-send-email-laurent.pinchart@ideasonboard.com> To: Laurent Pinchart Cc: linaro-mm-sig@lists.linaro.org, linux-media@vger.kernel.org Message-id: <4F1D7249.4030509@samsung.com> References: <1327326675-8431-9-git-send-email-t.stanislaws@samsung.com> <1327329338-18374-1-git-send-email-laurent.pinchart@ideasonboard.com> Sender: linux-media-owner@vger.kernel.org List-ID: 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 > --- > 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