Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx

[linux-2.6-omap-h63xx.git] / net / ipv4 / tcp.c

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index bd6ff907d9e4bc18d548e2379d73f796e0fe5e83..ce572f9dff023529e6aaea9dcea9aa9476a9746d 100644 (file)
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1313,7 +1313,7 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
                if ((available < target) &&
                    (len > sysctl_tcp_dma_copybreak) && !(flags & MSG_PEEK) &&
                    !sysctl_tcp_low_latency &&
-                   __get_cpu_var(softnet_data).net_dma) {
+                   dma_find_channel(DMA_MEMCPY)) {
                        preempt_enable_no_resched();
                        tp->ucopy.pinned_list =
                                        dma_pin_iovec_pages(msg->msg_iov, len);
@@ -1523,7 +1523,7 @@ do_prequeue:
                if (!(flags & MSG_TRUNC)) {
 #ifdef CONFIG_NET_DMA
                        if (!tp->ucopy.dma_chan && tp->ucopy.pinned_list)
-                               tp->ucopy.dma_chan = get_softnet_dma();
+                               tp->ucopy.dma_chan = dma_find_channel(DMA_MEMCPY);
 
                        if (tp->ucopy.dma_chan) {
                                tp->ucopy.dma_cookie = dma_skb_copy_datagram_iovec(
@@ -1628,7 +1628,6 @@ skip_copy:
 
                /* Safe to free early-copied skbs now */
                __skb_queue_purge(&sk->sk_async_wait_queue);
-               dma_chan_put(tp->ucopy.dma_chan);
                tp->ucopy.dma_chan = NULL;
        }
        if (tp->ucopy.pinned_list) {