-stable review patch. If anyone has any objections, please let us know.
------------------
From: John Heffner <[email protected]>
[TCP]: Do receiver-side SWS avoidance for rcvbuf < MSS.
Signed-off-by: John Heffner <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
net/ipv4/tcp_output.c | 3 +++
1 file changed, 3 insertions(+)
--- 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;
--
-
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