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Subject[PATCH] dma: fix vchan_cookie_complete() debug print
Date
vd->tx.cookie is set zero on dma_cookie_complete(),
save to local before printing it.

Signed-off-by: Jonas Jensen <jonas.jensen@gmail.com>
---

Notes:
dev_vdbg() could also be moved to happen earlier, what do you prefer?

Applies to next-20131206

drivers/dma/virt-dma.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/dma/virt-dma.h b/drivers/dma/virt-dma.h
index 85c19d6..181b9526 100644
--- a/drivers/dma/virt-dma.h
+++ b/drivers/dma/virt-dma.h
@@ -84,10 +84,12 @@ static inline bool vchan_issue_pending(struct virt_dma_chan *vc)
static inline void vchan_cookie_complete(struct virt_dma_desc *vd)
{
struct virt_dma_chan *vc = to_virt_chan(vd->tx.chan);
+ dma_cookie_t cookie;

+ cookie = vd->tx.cookie;
dma_cookie_complete(&vd->tx);
dev_vdbg(vc->chan.device->dev, "txd %p[%x]: marked complete\n",
- vd, vd->tx.cookie);
+ vd, cookie);
list_add_tail(&vd->node, &vc->desc_completed);

tasklet_schedule(&vc->task);
--
1.8.2.1


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