Commit 7df55125 authored by David S. Miller's avatar David S. Miller

[TCP]: Fix sysctl_tcp_low_latency

When enabled, this should disable UCOPY prequeue'ing altogether,
but it does not due to a missing test.
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f7d7fc03
......@@ -1326,7 +1326,7 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
cleanup_rbuf(sk, copied);
if (tp->ucopy.task == user_recv) {
if (!sysctl_tcp_low_latency && tp->ucopy.task == user_recv) {
/* Install new reader */
if (!user_recv && !(flags & (MSG_TRUNC | MSG_PEEK))) {
user_recv = current;
......
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