diff options
-rw-r--r-- | drivers/infiniband/hw/qib/qib_rc.c | 2 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_ruc.c | 4 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_uc.c | 2 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_ud.c | 10 | ||||
-rw-r--r-- | drivers/infiniband/hw/qib/qib_verbs.h | 6 | ||||
-rw-r--r-- | drivers/staging/rdma/hfi1/ruc.c | 20 | ||||
-rw-r--r-- | drivers/staging/rdma/hfi1/ud.c | 8 | ||||
-rw-r--r-- | drivers/staging/rdma/hfi1/verbs.h | 1 |
8 files changed, 28 insertions, 25 deletions
diff --git a/drivers/infiniband/hw/qib/qib_rc.c b/drivers/infiniband/hw/qib/qib_rc.c index 9088e26d3ac8..444028a3582a 100644 --- a/drivers/infiniband/hw/qib/qib_rc.c +++ b/drivers/infiniband/hw/qib/qib_rc.c @@ -230,7 +230,7 @@ bail: * * Return 1 if constructed; otherwise, return 0. */ -int qib_make_rc_req(struct rvt_qp *qp) +int qib_make_rc_req(struct rvt_qp *qp, unsigned long *flags) { struct qib_qp_priv *priv = qp->priv; struct qib_ibdev *dev = to_idev(qp->ibqp.device); diff --git a/drivers/infiniband/hw/qib/qib_ruc.c b/drivers/infiniband/hw/qib/qib_ruc.c index a5f07a64b228..b67779256297 100644 --- a/drivers/infiniband/hw/qib/qib_ruc.c +++ b/drivers/infiniband/hw/qib/qib_ruc.c @@ -739,7 +739,7 @@ void qib_do_send(struct rvt_qp *qp) struct qib_qp_priv *priv = qp->priv; struct qib_ibport *ibp = to_iport(qp->ibqp.device, qp->port_num); struct qib_pportdata *ppd = ppd_from_ibp(ibp); - int (*make_req)(struct rvt_qp *qp); + int (*make_req)(struct rvt_qp *qp, unsigned long *flags); unsigned long flags; if ((qp->ibqp.qp_type == IB_QPT_RC || @@ -781,7 +781,7 @@ void qib_do_send(struct rvt_qp *qp) qp->s_hdrwords = 0; spin_lock_irqsave(&qp->s_lock, flags); } - } while (make_req(qp)); + } while (make_req(qp, &flags)); spin_unlock_irqrestore(&qp->s_lock, flags); } diff --git a/drivers/infiniband/hw/qib/qib_uc.c b/drivers/infiniband/hw/qib/qib_uc.c index 7bdbc79ceaa3..1d61bd04f449 100644 --- a/drivers/infiniband/hw/qib/qib_uc.c +++ b/drivers/infiniband/hw/qib/qib_uc.c @@ -45,7 +45,7 @@ * * Return 1 if constructed; otherwise, return 0. */ -int qib_make_uc_req(struct rvt_qp *qp) +int qib_make_uc_req(struct rvt_qp *qp, unsigned long *flags) { struct qib_qp_priv *priv = qp->priv; struct qib_other_headers *ohdr; diff --git a/drivers/infiniband/hw/qib/qib_ud.c b/drivers/infiniband/hw/qib/qib_ud.c index d9502137de62..846e6c726df7 100644 --- a/drivers/infiniband/hw/qib/qib_ud.c +++ b/drivers/infiniband/hw/qib/qib_ud.c @@ -238,7 +238,7 @@ drop: * * Return 1 if constructed; otherwise, return 0. */ -int qib_make_ud_req(struct rvt_qp *qp) +int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags) { struct qib_qp_priv *priv = qp->priv; struct qib_other_headers *ohdr; @@ -294,7 +294,7 @@ int qib_make_ud_req(struct rvt_qp *qp) this_cpu_inc(ibp->pmastats->n_unicast_xmit); lid = ah_attr->dlid & ~((1 << ppd->lmc) - 1); if (unlikely(lid == ppd->lid)) { - unsigned long flags; + unsigned long tflags = *flags; /* * If DMAs are in progress, we can't generate * a completion for the loopback packet since @@ -307,10 +307,10 @@ int qib_make_ud_req(struct rvt_qp *qp) goto bail; } qp->s_cur = next_cur; - local_irq_save(flags); - spin_unlock_irqrestore(&qp->s_lock, flags); + spin_unlock_irqrestore(&qp->s_lock, tflags); qib_ud_loopback(qp, wqe); - spin_lock_irqsave(&qp->s_lock, flags); + spin_lock_irqsave(&qp->s_lock, tflags); + *flags = tflags; qib_send_complete(qp, wqe, IB_WC_SUCCESS); goto done; } diff --git a/drivers/infiniband/hw/qib/qib_verbs.h b/drivers/infiniband/hw/qib/qib_verbs.h index 4b76a8d59337..6888f03c6d61 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.h +++ b/drivers/infiniband/hw/qib/qib_verbs.h @@ -430,11 +430,11 @@ void qib_send_complete(struct rvt_qp *qp, struct rvt_swqe *wqe, void qib_send_rc_ack(struct rvt_qp *qp); -int qib_make_rc_req(struct rvt_qp *qp); +int qib_make_rc_req(struct rvt_qp *qp, unsigned long *flags); -int qib_make_uc_req(struct rvt_qp *qp); +int qib_make_uc_req(struct rvt_qp *qp, unsigned long *flags); -int qib_make_ud_req(struct rvt_qp *qp); +int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags); int qib_register_ib_device(struct qib_devdata *); diff --git a/drivers/staging/rdma/hfi1/ruc.c b/drivers/staging/rdma/hfi1/ruc.c index 08813cdbd475..a659aec3c3c6 100644 --- a/drivers/staging/rdma/hfi1/ruc.c +++ b/drivers/staging/rdma/hfi1/ruc.c @@ -831,7 +831,6 @@ void hfi1_do_send(struct rvt_qp *qp) struct hfi1_pkt_state ps; struct hfi1_qp_priv *priv = qp->priv; int (*make_req)(struct rvt_qp *qp, struct hfi1_pkt_state *ps); - unsigned long flags; unsigned long timeout; unsigned long timeout_int; int cpu; @@ -866,11 +865,11 @@ void hfi1_do_send(struct rvt_qp *qp) timeout_int = SEND_RESCHED_TIMEOUT; } - spin_lock_irqsave(&qp->s_lock, flags); + spin_lock_irqsave(&qp->s_lock, ps.flags); /* Return if we are already busy processing a work request. */ if (!hfi1_send_ok(qp)) { - spin_unlock_irqrestore(&qp->s_lock, flags); + spin_unlock_irqrestore(&qp->s_lock, ps.flags); return; } @@ -884,7 +883,7 @@ void hfi1_do_send(struct rvt_qp *qp) do { /* Check for a constructed packet to be sent. */ if (qp->s_hdrwords != 0) { - spin_unlock_irqrestore(&qp->s_lock, flags); + spin_unlock_irqrestore(&qp->s_lock, ps.flags); /* * If the packet cannot be sent now, return and * the send tasklet will be woken up later. @@ -897,11 +896,14 @@ void hfi1_do_send(struct rvt_qp *qp) if (unlikely(time_after(jiffies, timeout))) { if (workqueue_congested(cpu, ps.ppd->hfi1_wq)) { - spin_lock_irqsave(&qp->s_lock, flags); + spin_lock_irqsave( + &qp->s_lock, + ps.flags); qp->s_flags &= ~RVT_S_BUSY; hfi1_schedule_send(qp); - spin_unlock_irqrestore(&qp->s_lock, - flags); + spin_unlock_irqrestore( + &qp->s_lock, + ps.flags); this_cpu_inc( *ps.ppd->dd->send_schedule); return; @@ -913,11 +915,11 @@ void hfi1_do_send(struct rvt_qp *qp) } timeout = jiffies + (timeout_int) / 8; } - spin_lock_irqsave(&qp->s_lock, flags); + spin_lock_irqsave(&qp->s_lock, ps.flags); } } while (make_req(qp, &ps)); - spin_unlock_irqrestore(&qp->s_lock, flags); + spin_unlock_irqrestore(&qp->s_lock, ps.flags); } /* diff --git a/drivers/staging/rdma/hfi1/ud.c b/drivers/staging/rdma/hfi1/ud.c index ae8a70f703eb..1e503ad0bebb 100644 --- a/drivers/staging/rdma/hfi1/ud.c +++ b/drivers/staging/rdma/hfi1/ud.c @@ -322,7 +322,7 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) (lid == ppd->lid || (lid == be16_to_cpu(IB_LID_PERMISSIVE) && qp->ibqp.qp_type == IB_QPT_GSI)))) { - unsigned long flags; + unsigned long tflags = ps->flags; /* * If DMAs are in progress, we can't generate * a completion for the loopback packet since @@ -335,10 +335,10 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) goto bail; } qp->s_cur = next_cur; - local_irq_save(flags); - spin_unlock_irqrestore(&qp->s_lock, flags); + spin_unlock_irqrestore(&qp->s_lock, tflags); ud_loopback(qp, wqe); - spin_lock_irqsave(&qp->s_lock, flags); + spin_lock_irqsave(&qp->s_lock, tflags); + ps->flags = tflags; hfi1_send_complete(qp, wqe, IB_WC_SUCCESS); goto done_free_tx; } diff --git a/drivers/staging/rdma/hfi1/verbs.h b/drivers/staging/rdma/hfi1/verbs.h index 6c4670fffdbb..2ba1373f4fb4 100644 --- a/drivers/staging/rdma/hfi1/verbs.h +++ b/drivers/staging/rdma/hfi1/verbs.h @@ -215,6 +215,7 @@ struct hfi1_pkt_state { struct hfi1_ibport *ibp; struct hfi1_pportdata *ppd; struct verbs_txreq *s_txreq; + unsigned long flags; }; #define HFI1_PSN_CREDIT 16 |