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IB/hfi1: Add RQ/SRQ information to QP stats 

When debugging issues with RC QPs, it is useful to know if a QP
has an associated RQ or SRQ, the size of the RQ, and any RNR timeout
values.

Add the necessary information to the QP stats output.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Michael J. Ruhl 2017-12-22 08:45:44 -08:00 committed by Jason Gunthorpe
parent 107013ce7b
commit d67d6114ca
1 changed files with 8 additions and 2 deletions
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10
drivers/infiniband/hw/hfi1/qp.c
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@ -556,6 +556,8 @@ void qp_iter_print(struct seq_file *s, struct rvt_qp_iter *iter)
struct sdma_engine *sde;
struct send_context *send_context;
struct rvt_ack_entry *e = NULL;
struct rvt_srq *srq = qp->ibqp.srq ?
ibsrq_to_rvtsrq(qp->ibqp.srq) : NULL;
sde = qp_to_sdma_engine(qp, priv->s_sc);
wqe = rvt_get_swqe_ptr(qp, qp->s_last);
@ -563,7 +565,7 @@ void qp_iter_print(struct seq_file *s, struct rvt_qp_iter *iter)
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 OS %x %x E %x %x %x\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 OS %x %x E %x %x %x RNR %d %s %d\n",
iter->n,
qp_idle(qp) ? "I" : "B",
qp->ibqp.qp_num,
@ -610,7 +612,11 @@ void qp_iter_print(struct seq_file *s, struct rvt_qp_iter *iter)
/* ack queue information */
e ? e->opcode : 0,
e ? e->psn : 0,
e ? e->lpsn : 0);
e ? e->lpsn : 0,
qp->r_min_rnr_timer,
srq ? "SRQ" : "RQ",
srq ? srq->rq.size : qp->r_rq.size
);
}
void *qp_priv_alloc(struct rvt_dev_info *rdi, struct rvt_qp *qp)