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Subject[PATCH 04/10] dmaengine: edma: Use vchan_terminate_vdesc() instead of desc_free
Date
To avoid race with vchan_complete, use the race free way to terminate
running transfer.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
---
drivers/dma/edma.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c
index 9364a3ed345a..948df1ab5f1a 100644
--- a/drivers/dma/edma.c
+++ b/drivers/dma/edma.c
@@ -860,11 +860,8 @@ static int edma_terminate_all(struct dma_chan *chan)
/* Move the cyclic channel back to default queue */
if (!echan->tc && echan->edesc->cyclic)
edma_assign_channel_eventq(echan, EVENTQ_DEFAULT);
- /*
- * free the running request descriptor
- * since it is not in any of the vdesc lists
- */
- edma_desc_free(&echan->edesc->vdesc);
+
+ vchan_terminate_vdesc(&echan->edesc->vdesc);
echan->edesc = NULL;
}

--
Peter
Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki.
Y-tunnus/Business ID: 0615521-4. Kotipaikka/Domicile: Helsinki

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