diff options
author | David S. Miller <davem@davemloft.net> | 2020-03-25 18:58:11 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2020-03-25 18:58:11 -0700 |
commit | 9fb16955fb661945ddffce4504dcffbe55cd518a (patch) | |
tree | e0811476a96a9411686e24f15a48d63cc6d02e49 /net/sched/sch_cbs.c | |
parent | 1f074e677a343afcd852af5ee725bacc937fa6bd (diff) | |
parent | 1b649e0bcae71c118c1333e02249a7510ba7f70a (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Overlapping header include additions in macsec.c
A bug fix in 'net' overlapping with the removal of 'version'
string in ena_netdev.c
Overlapping test additions in selftests Makefile
Overlapping PCI ID table adjustments in iwlwifi driver.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_cbs.c')
-rw-r--r-- | net/sched/sch_cbs.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/net/sched/sch_cbs.c b/net/sched/sch_cbs.c index b2905b03a432..2eaac2ff380f 100644 --- a/net/sched/sch_cbs.c +++ b/net/sched/sch_cbs.c @@ -181,6 +181,11 @@ static struct sk_buff *cbs_dequeue_soft(struct Qdisc *sch) s64 credits; int len; + /* The previous packet is still being sent */ + if (now < q->last) { + qdisc_watchdog_schedule_ns(&q->watchdog, q->last); + return NULL; + } if (q->credits < 0) { credits = timediff_to_credits(now - q->last, q->idleslope); @@ -212,7 +217,12 @@ static struct sk_buff *cbs_dequeue_soft(struct Qdisc *sch) credits += q->credits; q->credits = max_t(s64, credits, q->locredit); - q->last = now; + /* Estimate of the transmission of the last byte of the packet in ns */ + if (unlikely(atomic64_read(&q->port_rate) == 0)) + q->last = now; + else + q->last = now + div64_s64(len * NSEC_PER_SEC, + atomic64_read(&q->port_rate)); return skb; } |