sctp: use time_before or time_after for comparing jiffies
The functions time_before or time_after are more robust for comparing jiffies against other values. Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com> Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
parent
c6db93a58f
commit
f61f6f82c9
|
@ -428,7 +428,8 @@ void sctp_retransmit_mark(struct sctp_outq *q,
|
|||
* retransmitting due to T3 timeout.
|
||||
*/
|
||||
if (reason == SCTP_RTXR_T3_RTX &&
|
||||
(jiffies - chunk->sent_at) < transport->last_rto)
|
||||
time_before(jiffies, chunk->sent_at +
|
||||
transport->last_rto))
|
||||
continue;
|
||||
|
||||
/* RFC 2960 6.2.1 Processing a Received SACK
|
||||
|
|
|
@ -543,8 +543,8 @@ void sctp_transport_lower_cwnd(struct sctp_transport *transport,
|
|||
* congestion indications more than once every window of
|
||||
* data (or more loosely more than once every round-trip time).
|
||||
*/
|
||||
if ((jiffies - transport->last_time_ecne_reduced) >
|
||||
transport->rtt) {
|
||||
if (time_after(jiffies, transport->last_time_ecne_reduced +
|
||||
transport->rtt)) {
|
||||
transport->ssthresh = max(transport->cwnd/2,
|
||||
4*transport->asoc->pathmtu);
|
||||
transport->cwnd = transport->ssthresh;
|
||||
|
@ -561,7 +561,8 @@ void sctp_transport_lower_cwnd(struct sctp_transport *transport,
|
|||
* to be done every RTO interval, we do it every hearbeat
|
||||
* interval.
|
||||
*/
|
||||
if ((jiffies - transport->last_time_used) > transport->rto)
|
||||
if (time_after(jiffies, transport->last_time_used +
|
||||
transport->rto))
|
||||
transport->cwnd = max(transport->cwnd/2,
|
||||
4*transport->asoc->pathmtu);
|
||||
break;
|
||||
|
|
Loading…
Reference in a new issue