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| author | Selvin Xavier <selvin.xavier@emulex.com> | 2014-12-18 14:12:59 +0530 |
|---|---|---|
| committer | Roland Dreier <roland@purestorage.com> | 2015-02-18 08:31:02 -0800 |
| commit | ad56ebb414a46f7afe84f73f28a39c7971cc8283 (patch) | |
| tree | 7832a95d2b9507a87d1621ad6d3237e1fba3f3fa /drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | |
| parent | 0c0eacdc9d96b62302efaece8b313cf4f4976aaa (diff) | |
| download | talos-op-linux-ad56ebb414a46f7afe84f73f28a39c7971cc8283.tar.gz talos-op-linux-ad56ebb414a46f7afe84f73f28a39c7971cc8283.zip | |
RDMA/ocrdma: Debugfs enhancments for ocrdma driver
1. Add statistics counters for error cqes.
2. Add file ("reset_stats") to reset rdma stats in Debugfs.
Signed-off-by: Selvin Xavier <selvin.xavier@emulex.com>
Signed-off-by: Mitesh Ahuja <mitesh.ahuja@emulex.com>
Signed-off-by: Devesh Sharma <devesh.sharma@emulex.com>
Signed-off-by: Roland Dreier <roland@purestorage.com>
Diffstat (limited to 'drivers/infiniband/hw/ocrdma/ocrdma_verbs.c')
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index 4593f9d8ad25..fd9359171fcd 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -2594,8 +2594,11 @@ static bool ocrdma_poll_err_scqe(struct ocrdma_qp *qp, bool *polled, bool *stop) { bool expand; + struct ocrdma_dev *dev = get_ocrdma_dev(qp->ibqp.device); int status = (le32_to_cpu(cqe->flags_status_srcqpn) & OCRDMA_CQE_STATUS_MASK) >> OCRDMA_CQE_STATUS_SHIFT; + if (status < OCRDMA_MAX_CQE_ERR) + atomic_inc(&dev->cqe_err_stats[status]); /* when hw sq is empty, but rq is not empty, so we continue * to keep the cqe in order to get the cq event again. @@ -2714,6 +2717,10 @@ static bool ocrdma_poll_err_rcqe(struct ocrdma_qp *qp, struct ocrdma_cqe *cqe, int status) { bool expand; + struct ocrdma_dev *dev = get_ocrdma_dev(qp->ibqp.device); + + if (status < OCRDMA_MAX_CQE_ERR) + atomic_inc(&dev->cqe_err_stats[status]); /* when hw_rq is empty, but wq is not empty, so continue * to keep the cqe to get the cq event again. |
