Re: [PATCH v2] dma: fix vchan_cookie_complete() debug print

From: Vinod Koul
Date: Mon Jan 20 2014 - 06:02:26 EST


On Mon, Dec 09, 2013 at 10:25:23AM +0100, Jonas Jensen wrote:
> vchan_cookie_complete() is supposed to print the cookie value
> but it's always zero because:
>
> dma_cookie_complete() is called prior to dev_vdbg()
>
> Move the call, place it after dev_vdbg().
>
> Signed-off-by: Jonas Jensen <jonas.jensen@xxxxxxxxx>
Applied, thanks

--
~Vinod
> ---
>
> Notes:
> Changes since v1:
>
> 1. remove local dma_cookie_t
> 2. call dma_cookie_complete() after dev_vdbg()
>
> Applies to next-20131209
>
> drivers/dma/virt-dma.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/dma/virt-dma.h b/drivers/dma/virt-dma.h
> index 85c19d6..7d6f611 100644
> --- a/drivers/dma/virt-dma.h
> +++ b/drivers/dma/virt-dma.h
> @@ -85,9 +85,9 @@ static inline void vchan_cookie_complete(struct virt_dma_desc *vd)
> {
> struct virt_dma_chan *vc = to_virt_chan(vd->tx.chan);
>
> - dma_cookie_complete(&vd->tx);
> dev_vdbg(vc->chan.device->dev, "txd %p[%x]: marked complete\n",
> vd, vd->tx.cookie);
> + dma_cookie_complete(&vd->tx);
> list_add_tail(&vd->node, &vc->desc_completed);
>
> tasklet_schedule(&vc->task);
> --
> 1.8.2.1
>

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