summaryrefslogtreecommitdiffstats
path: root/net/ipv4/tcp_output.c
diff options
context:
space:
mode:
authorJohn Heffner2007-04-02 22:56:32 +0200
committerDavid S. Miller2007-04-02 22:56:32 +0200
commit84565070e442583ec67fb08a5962c80203e491c3 (patch)
treeb28b0fa66b3feb2f3dddb9db9a9a9c031681a3f5 /net/ipv4/tcp_output.c
parent[BNX2]: Fix nvram write logic. (diff)
downloadkernel-qcow2-linux-84565070e442583ec67fb08a5962c80203e491c3.tar.gz
kernel-qcow2-linux-84565070e442583ec67fb08a5962c80203e491c3.tar.xz
kernel-qcow2-linux-84565070e442583ec67fb08a5962c80203e491c3.zip
[TCP]: Do receiver-side SWS avoidance for rcvbuf < MSS.
Signed-off-by: John Heffner <jheffner@psc.edu> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_output.c')
-rw-r--r--net/ipv4/tcp_output.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index dc151139b5af..688b95594f2e 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1607,6 +1607,9 @@ u32 __tcp_select_window(struct sock *sk)
*/
if (window <= free_space - mss || window > free_space)
window = (free_space/mss)*mss;
+ else if (mss == full_space &&
+ free_space > window + full_space/2)
+ window = free_space;
}
return window;