Procházet zdrojové kódy

sctp: rwnd_press should be cumulative

rwnd_press tracks the pressure on the recieve window.  Every
timer the receive buffer overlows, we truncate the receive
window and then grow it back.  However, if we don't track
the cumulative presser, it's possible to reach a situation
when receive buffer is empty, but rwnd stays truncated.

Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Vlad Yasevich před 15 roky
rodič
revize
6588337189
1 změnil soubory, kde provedl 1 přidání a 1 odebrání
  1. 1 1
      net/sctp/associola.c

+ 1 - 1
net/sctp/associola.c

@@ -1482,7 +1482,7 @@ void sctp_assoc_rwnd_decrease(struct sctp_association *asoc, unsigned len)
 	if (asoc->rwnd >= len) {
 		asoc->rwnd -= len;
 		if (over) {
-			asoc->rwnd_press = asoc->rwnd;
+			asoc->rwnd_press += asoc->rwnd;
 			asoc->rwnd = 0;
 		}
 	} else {