diff options
| -rw-r--r-- | sys/dev/cxgbe/iw_cxgbe/ev.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sys/dev/cxgbe/iw_cxgbe/ev.c b/sys/dev/cxgbe/iw_cxgbe/ev.c index b0a9e13..f4ea0c7 100644 --- a/sys/dev/cxgbe/iw_cxgbe/ev.c +++ b/sys/dev/cxgbe/iw_cxgbe/ev.c @@ -194,13 +194,22 @@ int c4iw_ev_handler(struct sge_iq *iq, const struct rsp_ctrl *rc) struct c4iw_cq *chp; unsigned long flag; + spin_lock_irqsave(&dev->lock, flag); chp = get_chp(dev, qid); if (chp) { + atomic_inc(&chp->refcnt); + spin_unlock_irqrestore(&dev->lock, flag); + spin_lock_irqsave(&chp->comp_handler_lock, flag); (*chp->ibcq.comp_handler)(&chp->ibcq, chp->ibcq.cq_context); spin_unlock_irqrestore(&chp->comp_handler_lock, flag); - } else + if (atomic_dec_and_test(&chp->refcnt)) + wake_up(&chp->wait); + } else { CTR2(KTR_IW_CXGBE, "%s unknown cqid 0x%x", __func__, qid); + spin_unlock_irqrestore(&dev->lock, flag); + } + return 0; } #endif |
