diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/sched/sch_taprio.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c index 556e72ec0f38..53ba4d6b0218 100644 --- a/net/sched/sch_taprio.c +++ b/net/sched/sch_taprio.c @@ -279,8 +279,14 @@ static void taprio_update_queue_max_sdu(struct taprio_sched *q, u32 max_frm_len; max_frm_len = duration_to_length(q, sched->max_open_gate_duration[tc]); - if (stab) + /* Compensate for L1 overhead from size table, + * but don't let the frame size go negative + */ + if (stab) { max_frm_len -= stab->szopts.overhead; + max_frm_len = max_t(int, max_frm_len, + dev->hard_header_len + 1); + } max_sdu_dynamic = max_frm_len - dev->hard_header_len; } |