Eric Lee / smarc-ti-linux-kernel

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Commit 7df551254add79a445d2e47e8f849cef8fee6e38

Authored by David S. Miller
1 parent f7d7fc0322
Exists in master and in 20 other branches dlt-processor-sdk-linux-03.00.00.04, newt-ti-linux-3.12.y, processor-sdk-linux-01.00.00, processor-sdk-linux-02.00.01, smarc-ti-linux-3.12.10, smarc-ti-linux-3.12.y, smarc-ti-linux-3.14.y, smarc-ti-linux-3.15.y, smarc-ti-lsk-linux-4.1.y, smarct3x-processor-sdk-04.01.00.06, smarct3x-processor-sdk-linux-02.00.01, smarct3x-processor-sdk-linux-03.00.00.04, smarct4x-800-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-04.01.00.06, smarct4x-processor-sdk-linux-02.00.01, smarct4x-processor-sdk-linux-03.00.00.04, ti-linux-3.12.y, ti-linux-3.14.y, ti-linux-3.15.y, ti-lsk-linux-4.1.y

[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: David S. Miller <davem@davemloft.net>

Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff

... ... @@ -1326,7 +1326,7 @@
1326 1326  
1327 1327 cleanup_rbuf(sk, copied);
1328 1328  
1329   - if (tp->ucopy.task == user_recv) {
  1329 + if (!sysctl_tcp_low_latency && tp->ucopy.task == user_recv) {
1330 1330 /* Install new reader */
1331 1331 if (!user_recv && !(flags & (MSG_TRUNC | MSG_PEEK))) {
1332 1332 user_recv = current;