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IB/hfi1: Add received request info to qp_stats 

The rvt_ack_entry pointed to by s_tail_ack_queue provides important
info about the request that has just been processed or is being processed
on the responder side of a RC connection. This patch adds this info to
the qp_stats to assist debugging.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Kaike Wan 2017-08-21 18:27:41 -07:00 committed by Doug Ledford
parent d68e68e5fb
commit 642aaab5a6
1 changed files with 9 additions and 2 deletions
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11
drivers/infiniband/hw/hfi1/qp.c
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@ -626,12 +626,15 @@ void qp_iter_print(struct seq_file *s, struct qp_iter *iter)
struct hfi1_qp_priv *priv = qp->priv;
struct sdma_engine *sde;
struct send_context *send_context;
struct rvt_ack_entry *e = NULL;
sde = qp_to_sdma_engine(qp, priv->s_sc);
wqe = rvt_get_swqe_ptr(qp, qp->s_last);
send_context = qp_to_send_context(qp, priv->s_sc);
if (qp->s_ack_queue)
e = &qp->s_ack_queue[qp->s_tail_ack_queue];
seq_printf(s,
"N %d %s QP %x R %u %s %u %u %u f=%x %u %u %u %u %u %u SPSN %x %x %x %x %x RPSN %x S(%u %u %u %u %u %u %u) R(%u %u %u) RQP %x LID %x SL %u MTU %u %u %u %u %u SDE %p,%u SC %p,%u SCQ %u %u PID %d\n",
"N %d %s QP %x R %u %s %u %u %u f=%x %u %u %u %u %u %u SPSN %x %x %x %x %x RPSN %x S(%u %u %u %u %u %u %u) R(%u %u %u) RQP %x LID %x SL %u MTU %u %u %u %u %u SDE %p,%u SC %p,%u SCQ %u %u PID %d E %x %x %x\n",
iter->n,
qp_idle(qp) ? "I" : "B",
qp->ibqp.qp_num,
@ -672,7 +675,11 @@ void qp_iter_print(struct seq_file *s, struct qp_iter *iter)
send_context ? send_context->sw_index : 0,
ibcq_to_rvtcq(qp->ibqp.send_cq)->queue->head,
ibcq_to_rvtcq(qp->ibqp.send_cq)->queue->tail,
qp->pid);
qp->pid,
/* ack queue information */
e ? e->opcode : 0,
e ? e->psn : 0,
e ? e->lpsn : 0);
}
void *qp_priv_alloc(struct rvt_dev_info *rdi, struct rvt_qp *qp)