diff options
| author |   Bart Van Assche <bart.vanassche@wdc.com> | 2018-01-16 16:14:12 -0800 |
|---|---|---|
| committer |   Doug Ledford <dledford@redhat.com> | 2018-01-18 14:49:25 -0500 |
| commit | 63d370a6a929b17859c140d58cb54ce36d0c4f04 (patch) | |
| tree | a3265f20235816a65be9c09f13d61b3149e5925f /drivers/infiniband/ulp | |
| parent | IB/srpt: Simplify srpt_close_session() (diff) | |
| download | linux-dev-63d370a6a929b17859c140d58cb54ce36d0c4f04.tar.xz linux-dev-63d370a6a929b17859c140d58cb54ce36d0c4f04.zip | |
IB/srpt: Log all zero-length writes and completions
The new pr_debug() statements are useful when debugging the ib_srpt
driver.
Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband/ulp')
| -rw-r--r-- | drivers/infiniband/ulp/srpt/ib_srpt.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index b248515a4fe4..866ff4be553c 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -840,6 +840,9 @@ static int srpt_zerolength_write(struct srpt_rdma_ch *ch) { struct ib_send_wr wr, *bad_wr; + pr_debug("%s-%d: queued zerolength write\n", ch->sess_name, + ch->qp->qp_num); + memset(&wr, 0, sizeof(wr)); wr.opcode = IB_WR_RDMA_WRITE; wr.wr_cqe = &ch->zw_cqe; @@ -851,6 +854,9 @@ static void srpt_zerolength_write_done(struct ib_cq *cq, struct ib_wc *wc) { struct srpt_rdma_ch *ch = cq->cq_context; + pr_debug("%s-%d wc->status %d\n", ch->sess_name, ch->qp->qp_num, + wc->status); + if (wc->status == IB_WC_SUCCESS) { srpt_process_wait_list(ch); } else { @@ -1804,8 +1810,6 @@ static bool srpt_close_ch(struct srpt_rdma_ch *ch) pr_err("%s-%d: changing queue pair into error state failed: %d\n", ch->sess_name, ch->qp->qp_num, ret); - pr_debug("%s-%d: queued zerolength write\n", ch->sess_name, - ch->qp->qp_num); ret = srpt_zerolength_write(ch); if (ret < 0) { pr_err("%s-%d: queuing zero-length write failed: %d\n", |