diff options
| author | Kaike Wan | 2019-01-24 04:30:18 +0100 |
|---|---|---|
| committer | Doug Ledford | 2019-02-05 23:53:55 +0100 |
| commit | 2f16a696a05d34ba8c920b2133a51f18107fdb8b (patch) | |
| tree | 8f8744fc452b588c6040e9fe69ed241db9eeb00d /drivers/infiniband/hw/hfi1/tid_rdma.c | |
| parent | IB/hfi1: TID RDMA RcvArray programming and TID allocation (diff) | |
| download | kernel-qcow2-linux-2f16a696a05d34ba8c920b2133a51f18107fdb8b.tar.gz kernel-qcow2-linux-2f16a696a05d34ba8c920b2133a51f18107fdb8b.tar.xz kernel-qcow2-linux-2f16a696a05d34ba8c920b2133a51f18107fdb8b.zip | |
IB/hfi1: Add the counter n_tidwait
This patch adds the counter n_tidwait to count the number of times the
TID resource allocator has to wait for TID resources.
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@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>
Diffstat (limited to 'drivers/infiniband/hw/hfi1/tid_rdma.c')
| -rw-r--r-- | drivers/infiniband/hw/hfi1/tid_rdma.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/hfi1/tid_rdma.c b/drivers/infiniband/hw/hfi1/tid_rdma.c index 1d02b12590f6..43c595f30b3e 100644 --- a/drivers/infiniband/hw/hfi1/tid_rdma.c +++ b/drivers/infiniband/hw/hfi1/tid_rdma.c @@ -495,6 +495,7 @@ static void queue_qp_for_tid_wait(struct hfi1_ctxtdata *rcd, qp->s_flags |= HFI1_S_WAIT_TID_SPACE; list_add_tail(&priv->tid_wait, &queue->queue_head); priv->tid_enqueue = ++queue->enqueue; + rcd->dd->verbs_dev.n_tidwait++; trace_hfi1_qpsleep(qp, HFI1_S_WAIT_TID_SPACE); rvt_get_qp(qp); } @@ -1569,3 +1570,11 @@ static void hfi1_init_trdma_req(struct rvt_qp *qp, req->qp = qp; req->rcd = qpriv->rcd; } + +u64 hfi1_access_sw_tid_wait(const struct cntr_entry *entry, + void *context, int vl, int mode, u64 data) +{ + struct hfi1_devdata *dd = context; + + return dd->verbs_dev.n_tidwait; +} |