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| author | Dale Farnsworth <dale@farnsworth.org> | 2006-09-13 09:21:08 -0700 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-09-13 12:26:03 -0400 |
| commit | 71d28725548be203e8b8f6ad63b1f64fd7f02d4d (patch) | |
| tree | 7246cf38c4c4b392b7c167026c1967c8ca45ddbc | |
| parent | eff68d452f1a6842fb05218fd93c774ffc4dbc5a (diff) | |
| download | linux-71d28725548be203e8b8f6ad63b1f64fd7f02d4d.tar.bz2 | |
[PATCH] mv643xx_eth: Unmap DMA buffers in receive path
Fix a missing call to dma_unmap_single() in the receive path. Without
this call, errors have been observed on non-cache-coherent systems.
Signed-off-by Dale Farnsworth <dale@farnsworth.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
| -rw-r--r-- | drivers/net/mv643xx_eth.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/mv643xx_eth.c b/drivers/net/mv643xx_eth.c index 760c61b98867..eeab1df5bef3 100644 --- a/drivers/net/mv643xx_eth.c +++ b/drivers/net/mv643xx_eth.c @@ -385,6 +385,8 @@ static int mv643xx_eth_receive_queue(struct net_device *dev, int budget) struct pkt_info pkt_info; while (budget-- > 0 && eth_port_receive(mp, &pkt_info) == ETH_OK) { + dma_unmap_single(NULL, pkt_info.buf_ptr, RX_SKB_SIZE, + DMA_FROM_DEVICE); mp->rx_desc_count--; received_packets++; |