diff options
| author | Dave Jiang | 2012-04-05 01:10:46 +0200 |
|---|---|---|
| committer | Dan Williams | 2012-04-06 00:27:12 +0200 |
| commit | a2bd1140a264b561e38d99e656cd843c2d840e86 (patch) | |
| tree | 9c9f19dde5c0213a52de0e77c16059062cc6c8a1 /net/ipv4/tcp_input.c | |
| parent | ioatdma: DMA copy alignment needed to address IOAT DMA silicon errata (diff) | |
| download | kernel-qcow2-linux-a2bd1140a264b561e38d99e656cd843c2d840e86.tar.gz kernel-qcow2-linux-a2bd1140a264b561e38d99e656cd843c2d840e86.tar.xz kernel-qcow2-linux-a2bd1140a264b561e38d99e656cd843c2d840e86.zip | |
netdma: adding alignment check for NETDMA ops
This is the fallout from adding memcpy alignment workaround for certain
IOATDMA hardware. NetDMA will only use DMA engine that can handle byte align
ops.
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'net/ipv4/tcp_input.c')
| -rw-r--r-- | net/ipv4/tcp_input.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index b5e315f13641..27c676dfea33 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -5190,7 +5190,7 @@ static int tcp_dma_try_early_copy(struct sock *sk, struct sk_buff *skb, return 0; if (!tp->ucopy.dma_chan && tp->ucopy.pinned_list) - tp->ucopy.dma_chan = dma_find_channel(DMA_MEMCPY); + tp->ucopy.dma_chan = net_dma_find_channel(); if (tp->ucopy.dma_chan && skb_csum_unnecessary(skb)) { |