diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-24 00:01:43 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-10-24 00:01:43 -0300 |
| commit | 037d32aa8f748e39844d2a5b607fb063b4583843 (patch) | |
| tree | b5fe973d42017b5d8888103b05be7a503fe95f0f /drivers/infiniband/hw/hfi1 | |
| parent | 670027c507e99521d416994a18a498def9ef2ea3 (diff) | |
Linux-libre 4.8.4-gnupck-4.8.4-gnu
Diffstat (limited to 'drivers/infiniband/hw/hfi1')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/rc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/hfi1/rc.c b/drivers/infiniband/hw/hfi1/rc.c index 5da190e60..bcf76c337 100644 --- a/drivers/infiniband/hw/hfi1/rc.c +++ b/drivers/infiniband/hw/hfi1/rc.c @@ -932,8 +932,10 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, struct rvt_qp *qp, return; queue_ack: - this_cpu_inc(*ibp->rvp.rc_qacks); spin_lock_irqsave(&qp->s_lock, flags); + if (!(ib_rvt_state_ops[qp->state] & RVT_PROCESS_RECV_OK)) + goto unlock; + this_cpu_inc(*ibp->rvp.rc_qacks); qp->s_flags |= RVT_S_ACK_PENDING | RVT_S_RESP_PENDING; qp->s_nak_state = qp->r_nak_state; qp->s_ack_psn = qp->r_ack_psn; @@ -942,6 +944,7 @@ queue_ack: /* Schedule the send tasklet. */ hfi1_schedule_send(qp); +unlock: spin_unlock_irqrestore(&qp->s_lock, flags); } |