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switch tcp_sock->ucopy from iovec (ucopy.iov) to msghdr (ucopy.msg)

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2014-11-24 13:26:06 -05:00
parent f69e6d131f
commit f4362a2c95
3 changed files with 5 additions and 6 deletions
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7
net/ipv4/tcp_input.c
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@@ -4421,7 +4421,7 @@ static void tcp_data_queue(struct sock *sk, struct sk_buff *skb)
__set_current_state(TASK_RUNNING);
local_bh_enable();
if (!skb_copy_datagram_iovec(skb, 0, tp->ucopy.iov, chunk)) {
if (!skb_copy_datagram_msg(skb, 0, tp->ucopy.msg, chunk)) {
tp->ucopy.len -= chunk;
tp->copied_seq += chunk;
eaten = (chunk == skb->len);
@@ -4941,10 +4941,9 @@ static int tcp_copy_to_iovec(struct sock *sk, struct sk_buff *skb, int hlen)
local_bh_enable();
if (skb_csum_unnecessary(skb))
err = skb_copy_datagram_iovec(skb, hlen, tp->ucopy.iov, chunk);
err = skb_copy_datagram_msg(skb, hlen, tp->ucopy.msg, chunk);
else
err = skb_copy_and_csum_datagram_iovec(skb, hlen,
tp->ucopy.iov);
err = skb_copy_and_csum_datagram_msg(skb, hlen, tp->ucopy.msg);
if (!err) {
tp->ucopy.len -= chunk;