diff options
Diffstat (limited to 'drivers/infiniband/hw/ipath/ipath_ruc.c')
-rw-r--r-- | drivers/infiniband/hw/ipath/ipath_ruc.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/infiniband/hw/ipath/ipath_ruc.c b/drivers/infiniband/hw/ipath/ipath_ruc.c index 4b6b7ee8e5c1..54c61a972de2 100644 --- a/drivers/infiniband/hw/ipath/ipath_ruc.c +++ b/drivers/infiniband/hw/ipath/ipath_ruc.c | |||
@@ -630,11 +630,8 @@ bail:; | |||
630 | void ipath_send_complete(struct ipath_qp *qp, struct ipath_swqe *wqe, | 630 | void ipath_send_complete(struct ipath_qp *qp, struct ipath_swqe *wqe, |
631 | enum ib_wc_status status) | 631 | enum ib_wc_status status) |
632 | { | 632 | { |
633 | u32 last = qp->s_last; | 633 | unsigned long flags; |
634 | 634 | u32 last; | |
635 | if (++last == qp->s_size) | ||
636 | last = 0; | ||
637 | qp->s_last = last; | ||
638 | 635 | ||
639 | /* See ch. 11.2.4.1 and 10.7.3.1 */ | 636 | /* See ch. 11.2.4.1 and 10.7.3.1 */ |
640 | if (!(qp->s_flags & IPATH_S_SIGNAL_REQ_WR) || | 637 | if (!(qp->s_flags & IPATH_S_SIGNAL_REQ_WR) || |
@@ -658,4 +655,11 @@ void ipath_send_complete(struct ipath_qp *qp, struct ipath_swqe *wqe, | |||
658 | wc.port_num = 0; | 655 | wc.port_num = 0; |
659 | ipath_cq_enter(to_icq(qp->ibqp.send_cq), &wc, 0); | 656 | ipath_cq_enter(to_icq(qp->ibqp.send_cq), &wc, 0); |
660 | } | 657 | } |
658 | |||
659 | spin_lock_irqsave(&qp->s_lock, flags); | ||
660 | last = qp->s_last; | ||
661 | if (++last >= qp->s_size) | ||
662 | last = 0; | ||
663 | qp->s_last = last; | ||
664 | spin_unlock_irqrestore(&qp->s_lock, flags); | ||
661 | } | 665 | } |